Acer Aspire 7520G
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Manual
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(English)Acer Aspire 7520G Laptop & Notebook, size: 4.8 MB |
Acer Aspire 7520G
Video review
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User reviews and opinions
| servilla |
4:44am on Tuesday, November 2nd, 2010 ![]() |
| At 7.4 pounds, the 7520 is light for a desktop replacement. It sports the same love-it-or-hate-it Gemstone design as other Aspire notebooks. | |
| fahlen |
2:52pm on Wednesday, October 27th, 2010 ![]() |
| Good desktop replacement I got this on sale as factory refurbished. Only a small, almost unnoticeable scratch. | |
| bomb #21 |
11:38pm on Sunday, September 26th, 2010 ![]() |
| Great laptop! I owned this laptop for just over a year. I upgraded the RAM to 4 Gigs. This was a great laptop. | |
| lfthean |
4:16pm on Monday, September 20th, 2010 ![]() |
| what a bargain Have had this almost 1 year now changed the ram to 2GB Keyboard a bit tiny. Acer Aspire 7520 nice computer, upgrade the memory to 2 gig and you cant fault it. would recommend | |
| etheranger |
12:04pm on Thursday, August 5th, 2010 ![]() |
| well wot can i say about this great laptop well for starters fantastic processore speed and laptop loads up extremely fast and as for th screen this w... | |
| butters64 |
10:34pm on Wednesday, June 23rd, 2010 ![]() |
| Acer Aspire 7520-5185 Notebook PC is ideal for PC or entertainment environment. Create NVIDIA graphics. Acer already had a winner with the Aspire 9300-5005, a full-featured desktop replacement with a sub-$1,000 price tag. Its successor. Been one of the excellent Acer products. Screen is very impressive at the time I play the movie. A fast CPU, decent ram but has Vista. | |
| simon warner |
8:04am on Tuesday, March 16th, 2010 ![]() |
| poor memory & useless adapter charger I have had this laptop for 2 years and have just had to buy my 3rd charger - I have a friend who bought hers 2 m... | |
Comments posted on www.ps2netdrivers.net are solely the views and opinions of the people posting them and do not necessarily reflect the views or opinions of us.
Documents
Status indicators
Light-Emitting Diodes (LEDs) that light up to show the status of the computers functions and components. The left and right buttons function like the left and right mouse buttons. Internal microphone for sound recording. Also called Liquid-Crystal Display (LCD), displays computer output. Launches the Empowering Technology toolbar. Left and right speakers deliver stereo audio output. Comfortable support area for your hands when you use the computer.
Click buttons (left and right) Microphone Display screen Empowering button Speaker Palmrest
Closed Front View
Item Power indicator
Description Indicates the computers power status.
Battery indicator
Indicates the computers battery status.
Line-in jack
Accepts audio line-in devices (e.g., audio CD player, stereo walkman). Accepts input from external microphones.
Microphone-in jack
Headphones/speaker/ line-out jack with S/PDIF support LCD display latch Infrared port
Connects to audio line-out devices (e.g., speakers, headphones).
Secures the LCD display in place when closed. Interfaces with infrared devices (e.g. infrared printer and IR-aware computer).
Left View
Item Kensington lock slot
Description Connects to a Kensington-compatible computer security lock. Connects to a display device (e.g., external monitor, LCD projector).
External display (VGA) port
DVI-D port Ethernet (RJ-45)
Supports digital video connections. Connects to an Ethernet 10/100/1000based network (for selected models). Connect to USB 2.0 devices (e.g., USB mouse, USB camera). Connects to a television or display device with S-video input. Connects to IEEE 1394 devices.
2 USB 2.0 port
S-video/TV-out (NTSC/ PAL) port 4-pin IEEE 1394 port
Volume control 5-in-1 card reader
Increases and decreases the volume. Accepts Secure Digital (SD), MultiMediaCard (MMC), Memory Stick (MS), Memory Stick PRO (MS PRO), xDPicture Card (xD).
PCI Express Card slot
Accepts an Express Card/54 module. Note: Express Cards are third generation of PC cards, hot-swapable and maller than previous PC Cards. Designed for both desktop and mobile use, Express Cards use either USB 2.0 or a single lane PCI Express technology that provides 500 Mbytes/sec total throughput. Formerly code named NEWCARD, Express Cards are 5mm thick like Type II PC Cards, but do not use the same 86x54mm footprint. Express Cards come in 75x54mm and 75x34mm sizes. Express Card/54 slot means this notebook accepts 75x54mm Express Cards.
Right View
Item 2 USB 2.0 ports
Description Connect to USB 2.0 devices (e.g., USB mouse, USB camera). Accepts input signals from audio/video (AV) devices. Internal optical drive; accepts CDs or DVDs (slot-load or tray-load depending on model). Lights up when the optical drive is active. Ejects the optical disk from the drive. Ejects the optical drive tray when the computer is turned off. Connects to a phone line.
AV-in port
Optical drive
Optical disk access indicator Optical drive eject button Emergency eject hole Modem (RJ-11) port
RF-in port
Accepts input signals from analog/digital TV-tuner devices (for selected models).
Rear view
Item DC-in jack
Description Connects to an AC adapter.
Ventilation slots
Enable the computer to stay cool, even after prolonged use.
Base view
# 5&6
Item Battery bay Battery release latch Battery lock Hard disk bay Ventilation slots and cooling fan
Description Houses the computers battery pack. Releases the battery for removal. Locks the battery in position. Houses the computers hard disk (secured with screws) Enable the computer to stay cool, even after prolonged use. Note: Do not cover or obstruct the opening of the fan.
Indicators
The computer has several easy-to-read status indicators.
The front panel indicators are visible even when the computer cover is closed up.
Function Power
Description Lights up when the computer is on.
Battery
Lights up when the battery is being charged.
Wireless LAN
Indicates the status of wireless LAN communication.
Bluetooth
Indicates the status of Bluetooth communication.
Indicates when the hard disc or optical drive is active.
Num lock
Lights when Num Lock is activated.
Cap lock
Lights when Cap Lock is activated
NOTE: 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows green when in AC mode.
Scroll lock <Fn>+<F12>
The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located on the upper right corner of the keycaps. To simplify the keyboard legend, cursor-control key symbols are not printed on the keys.
Desired Access Number keys on embedded keypad Cursor-control keys on embedded keypad Main keyboard keys Num Lock On Type numbers in a normal manner. Hold <Shift> while using cursor-control keys. Hold <Fn> while typing letters on embedded keypad. Hold <Fn> while using cursor-control keys. Type the letters in a normal manner. Num Lock Off
Windows Keys
The keyboard has one key that performs Windows-specific functions.
Key Windows key Icon Description Pressed alone, this key has the same effect as clicking on the Windows Start button; it launches the Start menu. It can also be used with other keys to provide a variety of function: + <Tab> Activates next taskbar button. + <E> Opens the My Computer window + <F1> Opens Help and Support. + <F> Opens the Search: All Files dialog box. + <R> Opens the Run dialog box. + <M> Minimizes all windows. <Shift>+ action. Application key + <M> Undoes the minimize all windows
This key has the same effect as clicking the right mouse button; it opens the applications context menu.
Hot Keys
The computer employs hotkeys or key combinations to access most of the computers controls like screen brightness, volume output, and the BIOS utility. To activate hot keys, press and hold the <Fn> key before pressing the other key in the hotkey combination.
Hot Key <Fn>+<F1>
Function Hot key help
Description Displays help on hot keys.
<Fn>+<F2>
Acer eSettings
Launches the Acer eSettings in Acer eManager.
<Fn>+<F3>
Acer ePower Management
Launches the Acer ePower Management in Acer Empowering Technology. See Acer Empowering Technology on page 18. Puts the computer in Sleep mode.
<Fn>+<F4>
Hot Key <Fn>+<F5>
Function Display toggle
Description Switches display output between the display screen, external monitor (if connected) and both.
<Fn>+<F6>
Screen blank
Turns the display screen backlight off to save power. Press any key to return.
<Fn>+<F7>
Touchpad toggle
Turns the internal touchpad on and off.
<Fn>+<F8>
Empowering Technology password
Before using Acer eLock Management and Acer eRecovery Management, you must initialize the Empowering Technology password. Right-click on the Empowering Technology toolbar and select Password Setup to do so. If you do not initialize the Empowering Technology password, you will be prompted to do so when running Acer eLock Management or Acer eRecovery Management for the first time.
Acer eNet Management
Acer eNet Management helps you to quickly and easily connect to both wired and wireless networks in a variety of locations. To access this utility, either click on the Acer eNet Management icon on your notebook, or start the program from the Start menu. You also have the option to set Acer eNet Management to start automatically when you boot up your PC. Acer eNet Management automatically detects the best settings for a new location, while offering you the freedom to manually adjust the settings to match your needs.
Acer eNet Management can save network settings for a location to a profile, and automatically switch to the appropriate profile when you move from one location to another. Settings stored include network connection settings (IP and DNS settings, wireless AP details, etc.), as well as default printer settings. Security and safety concerns mean that Acer eNet Management does not store username and password information.
Acer ePower Management features a straightforward user interface. To launch it, select Acer ePower Management from the Empowering Technology interface.
AC Mode (Adapter mode)
The default setting is Maximum Performance. You can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on/off: Wireless LAN, Bluetooth, CardBus, FireWire (1394), Wired LAN and Optical Device if supported.
DC Mode (Battery mode)
There are three pre-defined profiles - Balanced, Power Saver, and High Performance. You can also define the power plan optimized for your needs.
To create new power plan
1. 2. 3. 4. 5. 6. 20 Select a predefined power plan and click the icon shown on the lower left-hand side. Enter the name for the newly created power plan. Select one of the predefined power plan that is closest to what you want. Change the display and sleep settings as desired. Click OK to apply the setting. A new power plan is created. Chapter 1
Battery status
For real-time battery life estimates based on current usage, refer to the time shown in the Remaining Battery Life field.
For additional power options, click More Power option.
Acer ePresentation Management
Acer ePresentation Management lets you project your computers display to an external device or project using the hot key: Fn + F5. If auto-detection hardware is implemented in the system, your system display will be automatically switched out when an external display is connected to the system.
Acer eDataSecurity Management
Acer eDataSecurity Management is handy file encryption utility that protects your files from being accessed by unauthorized persons. It is conveniently integrated with Windows explorer as a shell extension for quick and easy data encryption/decryption and also supports on-the-fly file encryption for MSN Messenger and Microsoft Outlook. The Acer eDataSecurity Management setup wizard will prompt you for a supervisor password and default encryption. This encryption will be used to encrypt files by default, or you can choose to enter your won filespecific password when encrypting a file. NOTE: The password used encrypt a file is the unique key that the system needs to decrypt it. If you lose the password, the supervisor password is the only other key capable of decrypting the file. If you lose both passwords, there will be no way to decrypt your encrypted file! Be sure to safeguard all related passwords!
Acer eLock Management
Acer eLock Management is a security utility that allows you to lock your removable data, optical and floppy drives to ensure that data cannot be stolen while your notebook is unattended. Removable data devices - includes USB disk drives, USB pen drives, USB flash drives, USB MP3 drives, USB memory card readers, IEEE 1394 disk drives and any other removable disk drives that can be mounted as a file system when plugged into the system. Optical drive devices - includes any kind of CD-ROM or DVD-ROM drives. Floppy disk drives - 3.5-inch disks only. Interfaces - includes serial ports, parallel port, infrared (IR), and Bluetooth. To activate Acer eLock Management, a password must be set first. Once set, you can apply locks to any of the devices. Lock(s) will immediately be set without any reboot necessary, and will remain locked after rebooting, until unlocked. NOTE: If you lose your password, there is no method to reset it except by reformatting your notebook or taking your notebook to an Acer Customer Service Center. Be sure to remember or write down your password.
Acer eRecovery Management
Acer eRecovery Management is a powerful utility that does away with the need for recovery disks provided by the manufacturer. The Acer eRecovery Management utility occupies space in a hidden partition on your systems HDD. User-created backups are stored on D:\ drive. Acer eRecovery Management provides you with: Password protection. Recovery of applications and drivers. Image/data backup: Back up to HDD (set recovery point). Back up to CD/DVD. Image/data recovery tools: Recover from a hidden partition (factory defaults). Recover from the HDD (most recent user-defined recovery point). Recover from CD/DVD.
17 inches 304.1x228.1 1440x900 WXGA+ 0.297x0.297 R.G.B. Vertical Stripe
17 inches 304.1x228.1 1440x900 WXGA+ 0.099x0.297 R.G.B. Vertical Stripe
Item Display Mode Typical White Luminance (cd/m ) also called Brightness Luminance Uniformity Contrast Ratio Response Time (Optical Rise Time/Fall Time)msec Nominal Input Voltage VDD Typical Power Consumption (watt) Weight Physical Size(mm) Electrical Interface Support Color N/A +3.3V Typ. 5.6/5.317.3x242.0x6. channel LVDS 262K colors (RGB 6-bit data driver) 40/40 10/to +50 -20 to +60 N/A +3.3V 3.317.3x242.0x5. channel LVDS 262,3.3V N/A 600 317.3x242.0x6. channel LVDS 262,3.3V N/A 600 317.3x242.0x6. channel LVDS 262,144
Specification Normally White 300 Normally White 300 Normally White 300 Normally White 300
Viewing Angle (degree) Horizontal: Right/Left Vertical: Upper/Lower Temperature Range( C) Operating Storage (shipping) 0 to +50 -25 to +to +50 -20 to +to +50 -20 to +60 45/45 15/35 40/40 20/40 40/40 20/40
LCD Inverter
Item Vendor & model name Brightness conditions Input voltage (V) Input current (mA) Output voltage (V, rms) Output current (mA, rms) Output voltage frequency (k Hz) Darfon/V189-301GP N/A 9~21 2.56 (max) 780V (2000V for kick off) 6.5 (max) 65K Hz (max) Specification
AC Adapter
Item Input rating Maximum input AC current Inrush current Efficiency 1.7A 220A@115VAC 220A@230VAC 82% min. @115VAC input full load Specification 90V AC to 264V AC, 47Hz to 63Hz
System Power Management
ACPI mode Mech. Off (G3) Soft Off (G2/S5) Power Management All devices in the system are turned off completely. OS initiated shutdown. All devices in the system are turned off completely.
ACPI mode Working (G0/S0) Suspend to RAM (S3) Power Management Individual devices such as the CPU and hard disc may be power managed in this state. CPU set power down VGA Suspend PCMCIA Suspend Audio Power Down Hard Disk Power Down CD-ROM Power Down Super I/O Low Power mode Also called Hibernation Mode. System saves all system states and data onto the disc prior to power off the whole system.
Setting a Password
Follow these steps as you set the supervisor, user, or hard disk password: 1. Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The Set Supervisor Password box appears:
Type a password in the Enter New Password field. The password length can not exceed 8 alphanumeric characters (A-Z, a-z, 0-9, not case sensitive). Retype the password in the Confirm New Password field.
IMPORTANT: Be very careful when typing your password because the characters do not appear on the screen. 3. 4. 5. Press e. After setting the password, the computer sets the Supervisor Password parameter to Set. If desired, you can opt to enable the Password on boot parameter. When you are done, press u to save the changes and exit the BIOS Setup Utility.
Removing a Password
Follow these steps: 1. Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The Set Supervisor Password box appears:
2. 3. 4.
Type the current password in the Enter Current Password field and press e. Press e twice without typing anything in the Enter New Password and Confirm New Password fields. The computer then sets the Supervisor Password parameter to Clear. When you have changed the settings, press u to save the changes and exit the BIOS Setup Utility.
Changing a Password
1. Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The Set Supervisor Password box appears:
2. 3. 4. 5. 6.
Type the current password in the Enter Current Password field and press e. Type a password in the Enter New Password field. Retype the password in the Confirm New Password field. Press e. After setting the password, the computer sets the Supervisor Password parameter to Set. If desired, you can enable the Password on boot parameter. When you are done, press u to save the changes and exit the BIOS Setup Utility.
If the verification is OK, the screen will display as following.
The password setting is complete after the user presses u. If the current password entered does not match the actual current password, the screen will show you the Setup Warning.
If the new password and confirm new password strings do not match, the screen will display the following message.
Advanced
The Advanced screen displays advanced settings in BIOS.
Item Specific Help Advanced CPU Control Platform Power Management IDE Configuration ACPI S1: ACPI S3: Auto wake on S5 Crestline PM Support POPUP Support POPDOWN Support DeepC4 Hard C4E [Enabled] [Enabled] [Disabled] [Enabled] [Enabled] [Enabled] [Enabled] [Enabled] These items control various CPU parameters.
Parameter Advanced CPU Control Platform Power Management IDE Configuration ACPI S1 ACPI S3 Auto wake on S5
Description
Sets the ACPI S1 sleep state. Sets the ACPI S3 sleep state. Enables the Auto wake on S5 by day of month or fixed time of every day, or disables this feature. Enables, disables Calistoga Enhanced Power Management mode.
Enabled or Disabled Enabled or Disabled Disabled, By Every Day, or
By Day of Month
Crestline PM Support POPUP Support POPDOWN Support DeepC4 Hard C4E
Enabled or Disabled Enabled or Disabled Enabled or Disabled Enabled or Disabled Enabled or Disabled Chapter 2
This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the diskette drive in module bay, the onboard hard disk drive, and the CD-ROM in module bay.
Item Specific Help
Boot Priority Order: 1: 2: 3: 4: 5: 6: 7: IDE 0 : ST980811AS IDE 1 : TOSHIBA DVDW/HD TS-L802A USB FDD : Network Boot : MBA v9.4.5 Slot 0400 USB HDD : USB KEY : USB CDROM :
Use < > or < > to select a device, then press <F5> to move it up the list, or <F6> to move it down the list. Press <Esc> to escape the menu.
The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use.
Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes
Exit System Setup and save your changes to CMOS.
The table below describes the parameters in this screen.
Parameter Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes
Description Exit System Setup and save your changes to CMOS. Exit utility without saving setup data to CMOS. Load default values for all SETUP item. Load previous values from CMOS for all SETUP items. Save Setup Data to CMOS.
BIOS Flash Utility
The BIOS flash memory update is required for the following conditions: New versions of system programs New features or options Restore a BIOS when it becomes corrupted. Use the Phlash utility to update the system BIOS flash ROM. NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Phlash utility. NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash. NOTE: Please use the AC adapter power supply when you run the Phlash utility. If the battery pack does not contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not completely loaded. Follow the steps below to run the Phlash. 1. 2. 3. Prepare a bootable diskette. Copy the flash utilities to the bootable diskette. Then boot the system from the bootable diskette. The flash utility has auto-execution function.
Chapter 3
Machine Disassembly and Replacement
This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge Small Philips screw driver Philips screwdriver Plastic flat head screw driver Tweezers NOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatch when putting back the components. When you remove the stripe cover, please be careful not to scrape the cover.
General Information
Before You Begin
Before proceeding with the disassembly procedure, make sure that you do the following: 1. 2. 3. Turn off the power to the system and all peripherals. Unplug the AC adapter and all power and signal cables from the system. Remove the battery pack.
Disassembly Procedure Flowchart
The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the system board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.
Battery Pack
D*5 F*1
Thermal Door
Mimi Cover
HDD Door
B*1 D*1
System Fan
ODD Module
Memory
HDD Bracket
Thermal Module
Middle Cover
C*2 LCD hinges to logic D*2 LCD hinges to logic C*2 on bottom side
LCD Module
C*8 upper case assembly to lower case assembly on bottom side C*2 upper case assembly to lower case assembly on upper side
Lower Case Assembly
Upper Case Assembly
Modem Board
Switch Board (for AS models)
Media Board (for AS models)
Touchpad Bracket
Main Board Touchpad
Touchpad FFC
Lower Case
Speaker Set
LCD Bezel
G*1 for 15" G*2 for 15.4"
LCD Panel
LCD Assembly
G*2 for 15.4"
Wireless Antenna Set
LCD Cable
F*8 (4 on left; 4 on right) LCD Bracket Sets
Screw List
Item A B C D E F G H I Description SCREW M2.5*3(NL) SCREW M2.5*6(NL) SCREW M2.5*10(NL) SCREW M2.5*15(NL) SCREW M2*2.2 SCREW M2*3(NL) SCREW M2*4 SCREW M3*4(NL) SCREW D-SUB 4#X40* 1/5-NI (NL) Part Number 86.TAVV5.001 86.TAVV5.002 86.TAVV5.003 86.TAVV5.004 86.TAVV5.005 86.TAVV5.006 86.TAVV5.007 86.TAVV5.008 86.TAVV5.009
System Check Procedures
External Diskette Drive Check
Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is required. NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail. Do the following to select the test device: 1. 2. 3. Boot from the diagnostics diskette and start the diagnostics program. See if FDD Test is passed as the program runs to FDD Test. Follow the instructions in the message window.
If an error occurs with the internal diskette drive, reconnect the diskette connector on the system board. If the error still remains: 1. 2. 3. Reconnect the external diskette drive/DVD-ROM module. Replace the external diskette drive/CD-ROM module. Replace the main board.
External CD-ROM Drive Check
Do the following to isolate the problem to a controller, drive, or CD-ROM. Make sure that the CD-ROM does not have any label attached to it. The label can cause damage to the drive or can cause the drive to fail. Do the following to select the test device: 1. 2. 3. 1. 2. 3. Boot from the diagnostics diskette and start the diagnostics program. See if CD-ROM Test is passed when the program runs to CD-ROM Test. Follow the instructions in the message window. Reconnect the external diskette drive/CD-ROM module. Replace the external diskette drive/CD-ROM module. Replace the main board.
If an error occurs, reconnect the connector on the System board. If the error still remains:
Keyboard or Auxiliary Input Device Check
Remove the external keyboard if the internal keyboard is to be tested. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the system board. If the keyboard cable connection is correct, run the Keyboard Test. If the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a non-defective FRU: 1. 2. 3. Reconnect the keyboard cables. Replace the keyboard. Replace the main board.
The following auxiliary input devices are supported by this computer: Numeric keypad External keyboard 72 Chapter 4
If any of these devices do not work, reconnect the cable connector and repeat the failing operation.
Memory check
Memory errors might stop system operations, show error messages on the screen, or hang the system. 1. 2. 3. Boot from the diagnostics diskette and start the doagmpstotics program (please refer to main board). Go to the diagnostic memory in the test items. Press F2 in the test items.
4. Follow the instructions in the message window. NOTE: Make sure that the DIMM is fully installed into the connector. A loose connection can cause an error.
Power System Check
To verify the symptom of the problem, power on the computer using each of the following power sources: 1. 2. 3. Remove the battery pack. Connect the power adapter and check that power is supplied. Disconnect the power adapter and install the charged battery pack; then check that power is supplied by the battery pack. Check the Power Adapter on page 74 Check the Battery Pack on page 75
If you suspect a power problem, see the appropriate power supply check in the following list:
Check the Power Adapter
Unplug the power adapter cable from the computer and measure the output voltage at the plug of the power adapter cable. See the following figure:
Pin 1: +19 to +20.5V Pin 2: 0V, Ground
If the voltage is not correct, replace the power adapter. If the voltage is within the range, do the following: Replace the System board. If the problem is not corrected, see Undetermined Problems on page 88.
If the voltage is not correct, go to the next step. NOTE: An audible noise from the power adapter does not always indicate a defect. 3. 4. If the power-on indicator does not light up, check the power cord of the power adapter for correct continuity and installation. If the operational charge does not work, see Check the Battery Pack on page 75.
Check the Battery Pack
To check the battery pack, do the following: From Software: 1. 2. 3. 4. 1. 2. Check out the Power Management in Control Panel In Power Meter, confirm that if the parameters shown in the screen for Current Power Source and Total Battery Power Remaining are correct. Repeat the steps 1 and 2, for both battery and adapter. This helps you identify first the problem is on recharging or discharging. Power off the computer. Remove the battery pack and measure the voltage between battery terminals 1(+) and 6(ground). See the following figure
From Hardware:
If the voltage is still less than 7.5 Vdc after recharging, replace the battery.
Peripheral-Related Symptoms
Symptom / Error System configuration does not match the installed devices. External display does not work correctly. USB does not work correctly Print problems. Action in Sequence Enter BIOS Setup Utility to execute Load Default Settings, then reboot system. Reconnect hard disk/CD-ROM/diskette drives. Press Fn+F5, LCD/CRT/Both display switching System board System board Ensure the Parallel Port in the Onboard Devices Configuration of BIOS Setup Utility is set to Enabled. Onboard Devices Configuration Run printer self-test. Printer driver Printer cable Printer System Board Serial or parallel port device problems. Ensure the Serial Port in the Devices Configuration of BIOS Setup Utility is set to Enabled. Device driver Device cable Device System board
Keyboard/Touchpad-Related Symptoms
Symptom / Error Keyboard (one or more keys) does not work. Keyboard System board Touchpad does not work. Reconnect touchpad cable. Touchpad board System board Action in Sequence Reconnect the keyboard cable.
Modem-Related Symptoms
Symptom / Error Internal modem does not work correctly. Modem phone port modem combo board System board Action in Sequence
NOTE: If you cannot find a symptom or an error in this list and the problem remains, see Undetermined Problems on page 88.
Intermittent Problems
Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following: 1. 2. 3. Run the advanced diagnostic test for the system board in loop mode at least 10 times. If no error is detected, do not replace any FRU. If any error is detected, replace the FRU. Rerun the test to verify that there are no more errors.
Undetermined Problems
The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedures to isolate the failing FRU (do not isolate non-defective FRU). NOTE: Verify that all attached devices are supported by the computer. NOTE: Verify that the power supply being used at the time of the failure is operating correctly. (See Power System Check on page 73.): 1. 2. 3. Power-off the computer. Visually check them for damage. If any problems are found, replace the FRU. Remove or disconnect all of the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive Module PC Cards 4. 5. 6. 7. Power-on the computer. Determine if the problem has changed. If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU. If the problem remains, replace the following FRU one at a time. Do not replace a non-defective FRU: System board LCD assembly
Chapter 5
Jumper and Connector Locations
JP36 U12 JP9 LED1 LED2 JP13 JP11 JP12 PCI Express Card Socket Power/Suspend LED Battery Charge/Discharge LED Mainboard to Audio Board Connector Mainboard to USB Board Connector Bluetooth Module Connector Mainboard to LED Board Connector
Chapter 6
FRU (Field Replaceable Unit) List
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of Aspire Poyang. Refer to this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). Please note that WHEN ORDERING FRU PARTS, you should check the most up-to-date information available on your regional web or channel. For whatever reasons a part number change is made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code from those given in the FRU list of this printed Service Guide. You MUST use the local FRU list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
NOTE: To scrap or to return the defective parts, you should follow the local government ordinance or regulations on how to
dispose it properly, or follow the rules set by your regional Acer office on how to return it.
Aspire Poyang Exploded Diagram
Category ADAPTER ADAPTER 90W 3PIN DELTA ADP-90SB BBAC ADAPTER 90W 3PIN DELTA ADP-90SB BBEA ADAPTER 90W 3PIN LITEON PA-190024AR ADAPTER 90W 3PIN LITEON PA-190004 LR BATTERY BATTERY LI-ION 6CELLS 4KMAH BT.00605.015 PANASONIC PA 3S2P 4.0AH 7 01K 0FA BATTERY LI-ION 6CELLS 4KMAH SANYO SA 3S2P 4AH 7 01K 0FA BATTERY LI-ION 6CELLS 4KMAH SIMPLO SP PA 3S2P 4.0AH 7 01K 0FA BATTERY LI-ION 6CELLS 4KMAH SONY SY 3S2P 4.0AH 7 01K 0FA BT.00603.033 BT.00607.010 BT.00604.018 AP.09001.003 AP.09001.013 AP.09003.006 AP.09003.011 No. Part Name and Description Acer Part No.
BATTERY LI-ION 8CELLS 4.8MAH BT.00805.011 PANASONIC PA 4S2P 4.8AH 7 01K 0FA BATTERY LI-ION 8CELLS 4.8MAH SANYO SA 4S2P 4.8AH 7 01K 0FA BATTERY LI-ION 8CELLS 4.8MAH SIMPLO SP PA 4S2P 4.8AH 7 01K 0FA BATTERY LI-ION 8CELLS 4.8MAH SONY SY 4S2P 4.8AH 7 01K 0FA BOARD MODEM BOARD FX.22500.009 BT.00803.024 BT.00807.014 BT.00804.020

Aspire 7520/7220 Series Service Guide
Service guide files and updates are available on the ACER/CSD web; for more information, please refer to http://csd.acer.com.tw
PRINTED IN TAIWAN
Revision History
Please refer to the table below for the updates made on Aspire 7520/7220 service guide.
Chapter
Updates
Copyright
Copyright 2007 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose. Any Acer Incorporated software described in this manual is sold or licensed "as is". Should the programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, or its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any defect in the software.
Acer is a registered trademark of Acer Corporation. Intel is a registered trademark of Intel Corporation. Pentium and Pentium II/III are trademarks of Intel Corporation. Other brand and product names are trademarks and/or registered trademarks of their respective holders.
Conventions
The following conventions are used in this manual: SCREEN MESSAGES NOTE Denotes actual messages that appear on screen. Gives bits and pieces of additional information related to the current topic. Alerts you to any damage that might result from doing or not doing specific actions. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to do specific actions relevant to the accomplishment of procedures.
WARNING
CAUTION
IMPORTANT
Preface
Before using this information and the product it supports, please read the following general information. 1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market requirements and enhance product competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered in this generic service guide. In such cases, please contact your regional offices or the responsible personnel/channel to provide you with further technical details. Please note WHEN ORDERING FRU PARTS, that you should check the most up-to-date information available on your regional web or channel. If, for whatever reason, a part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines.
Second Level Cache
Item Cache scheme control Fixed in write-back Specification
System Memory
Item Memory controller Memory size DIMM socket number Supports memory size per socket Supports maximum memory size Supports DIMM type Supports DIMM Speed Supports DIMM voltage Supports DIMM package Memory module combinations Specification North Bridge NVIDIA MCP67-MV (Single chip) 0MB (no on-board memory) 2 sockets 2GB 4GB (by two 1024MB SO-DIMM module) DDR 2 Synchronous DRAM 667 MHz 1.8V and 0.9V 200-pin soDIMM You can install memory modules in any combinations as long as they match the above specifications.
Memory Combinations
Slot 1 0MB 0MB 0MB 0MB 0MB 128MB 128MB 128MB 128MB 128MB 256MB 256MB 256MB 256MB 256MB 512MB 512MB 512MB 512MB 512MB 1024MB 1024MB 1024MB 1024MB 1024MB 1024MB 128MB 256MB 512MB 1024MB 2048MB 128MB 256MB 512MB 1024MB 2048MB 128MB 256MB 512MB 1024MB 2048MB 128MB 256MB 512MB 1024MB 2048MB 0MB 128MB 256MB 512MB 1024MB 2048MB Slot 2 128MB 256MB 512MB 1024MB 2048MB 256MB 384MB 640MB 1152MB 2176MB 384MB 512MB 768MB 1280MB 2304MB 640MB 768MB 1024MB 1536MB 2560MB 1024MB 1152MB 1280MB 1536MB 2048MB 3072MB Total Memory
Above table lists some system memory configurations. You may combine DIMMs with various capacities to form other combinations. On above table, the configuration of slot 1 and slot 2 could be reversed. System VRAM and VBIOS Options
eSetting System Memory 512Mb VBIOS Option in BIOS/ CMOS 128MB 256MB 512MB 1024MB 128MB 256MB 512MB 2048MB 128MB 256MB 512MB 4096MB 128MB 256MB 512MB VRAM size Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available Dedicated Max. available 128MB 192MB 256MB 320MB 512MB 576MB 128MB 383MB 256MB 511MB 512MB 767MB 128MB 895MB 256MB 1023MB 512MB 1279MB 128MB 1919MB 256MB 2047MB 512MB 2303MB 4096MB 2303MB 4096MB 4096MB 2047MB 4096MB 4096MB 1919MB 4096MB 2048MB 1279MB 2048MB 2048MB 1023MB 2048MB 2048MB 895MB 2048MB 1024MB 767MB 1024MB 1024MB 511MB 1024MB 1024MB 383MB 1024MB 512MB 578MB 512MB 512MB 320MB 512MB System memory size 512MB VRAM size 192MB OS System memory size 512MB
LAN Interface
Item Chipset Supports LAN protocol LAN connector type LAN connector location Features Broadcom 5787 10/100/1000 Ethernet Giga LAN RJ45 Left side Integrated 10/100/1000 BASE-T transceiver Wake on LAN support compliant with ACPI 2.0 PCI v2.2 Specification
Modem Interface
Item Data modem data baud rate (bps) Supports modem protocol 56K V.92 Specification
Audio Interface
Item Audio Controller Audio onboard or optional Mono or Stereo Resolution Compatibility Sampling rate Internal microphone Internal speaker / Quantity Supports PnP DMA channel Supports PnP IRQ Realtek ALC268 Built-in Stereo 18 bit stereo full duplex HD audio Interface; S/PDIF output for PCM or AC-3 content 1Hz resolution VSR (Variable Sampling Rate) Yes Yes/2 (2W speakers) DMA channel 0 DMA channel 1 IRQ10, IRQ11 Specification
Item Subwoofer Yes (2W) (Optional) Specification
USB Port
Item Chipset USB Compliancy Level OHCI Number of USB port Location Serial port function control Built-in ICH8M 2.0 USB 1.1 and USB 2.0 Host controller 4 One on the left side; three on the rear side Enable/Disable by BIOS Setup Specification
PCMCIA Port
Item PCMCIA controller Supports card type Number of slots Access location Supports ZV (Zoomed Video) port Supports 32 bit CardBus TI PCI 7412 Type-II One type-II Left side No ZV support Yes Specification
System Board Major Chips
Item Core logic LAN USB 2.0 Super I/O controller MODEM Bluetooth Wireless LAN PCMCIA Audio
Controller North Bridge NVIDIA MCP67-MV (Single chip) Realtek RTL8211B Built in ICH8M NS 87383 Connexant MDC 1.5 Card Broadcom 2045 Bluetooth 2.0+EDR Broadcom 4311/4312 or Atheros XB63 Fox BRM 4311 Minicard BG TI PCI 7412 Realtek ALC268
Keyboard
Item Keyboard controller Total number of keypads Windows logo key Internal & external keyboard work simultaneously KB926 88-/89-key Yes Plug USB keyboard to the USB port directly: Yes Specification
Item Vendor & model name Specification BATTERY PANASONIC LI-ION 6CELLS BATTERY SANYO LI-ION 6CELLS BATTERY SIMPLO LI-ION 6CELLS BATTERY SONY LI-ION 6CELLS BATTERY PANASONIC LI-ION 8CELLS BATTERY SANYO LI-ION 8CELLS BATTERY SIMPLO LI-ION 8CELLS BATTERY SONY LI-ION 8CELLS Li-ion 2000 mAH or 2400 mAH 6 cell or 8cell 9 cells in series, 2 series in parallel 14.8V 16.8+-0.2v
Battery Type Pack capacity Number of battery cell Package configuration Normal voltage Charge voltage
LCD 15.4 inch
NOTE: You can change the value of a parameter if it is enclosed in square brackets. Navigation keys for a particular menu are shown on the bottom of the screen. Help for parameters are found in the Item Specific Help part of the screen. Read this carefully when making changes to parameter values. Please note that system information is subject to different models.
AS7220 Model BIOS Screens
See the following sections for descriptions of the BIOS screens on the AS7220 model laptops.
Information
NOTE: The system information is subject to different models
The table below describes the parameters in this screen.
Parameter CPU Type / CPU Speed IDE1 Model Name IDE1 Serial Number ATAPI Model Name System BIOS Version VGA BIOS Version KBC Version Serial Number Asset Tag Number Product Name Manufacturer Name UUID Description This field shows the CPU type and speed of the system. This field shows the model name of HDD installed on the primary IDE master. This field displays the serial number of HDD installed on the primary IDE master. This field shows the model name of devices installed on the secondary IDE master. The hard disk drive or optical drive model name is automatically detected by the system. Displays the system BIOS version. This field displays the VGA firmware version of the system. This field displays the KBC version of the system. This field displays the serial number of this unit. This field displays the asset tag number of the system. This field shows product name of the system. This field displays the manufacturer of this system. This will be visible only when an internal LAN device is present. UUID=32bytes
The Main screen displays a summary of your computer hardware information, and also includes basic setup parameters. It allows the user to specify standard IBM PC AT system parameters.
Phoenix TrustedCore(tm) Setup Utility Information Main
Advanced Security Boot Exit
Item Specific Help System Time : System Date : System Memory : Extended Memory : VGA Memory : Quiet Boot : Power on Display : Network Boot : F12 Boot Menu : D2D Recovery : [19:03:49] [10/17/2007] 633 KB 1022 MB 256 MB [Enabled] [Auto] [Enabled] [Disabled] [Enabled] Shows system base memory size Shows extended memory size <Tab>, <Shift-Tab>, or <Enter> selects field.
F1 Help Esc Exit
NOTE: The screen above is for your reference only. Actual values may differ.
The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings.
[Enabled] Configure Infrared Port using options: [Disabled] No configuration [Enabled] User configuration [Auto] BIOS or OS chooses configuration (OS Controlled) Displayed when controlled by OS
Parameter Infrared Port (FIR)
Description Enables, disables the Infrared port. Enabled: User controls port configuration. Auto: BIOS or OS controls port configuration. OS Controlled: This is displayed when port configuration is controlled by the OS.
Option
Enabled, Disabled, Auto or OS Controlled
Security
The Security screen contains parameters that help safeguard and protect your computer from unauthorized use.
Item Specific Help Supervisor Password is : User Password is : SATA HDD Password is: Set Supervisor Password: Set User Password: Set SATA HDD Password Password on Boot : Clear Clear Clear [Enter] [Enter] [Enter] [Disabled] Supervisor Password controls access of the whole setup utility. It can be used to boot up when Password on boot is enabled.
Parameter Supervisor Password is User Password is HDD Password Set Supervisor Password
Description Shows the setting of the Supervisor password Shows the setting of the user password. Shows the setting of the hard disk password. Press Enter to set the supervisor password. When set, this password protects the BIOS Setup Utility from unauthorized access. The user can not either enter the Setup menu nor change the value of parameters. Press Enter to set the user password. When user password is set, this password protects the BIOS Setup Utility from unauthorized access. The user can enter Setup menu only and does not have right to change the value of parameters. Press Enter to set the hard disk password. When set, this password protects the BIOS Setup Utility from unauthorized access. The user can not either enter the Setup menu nor change the value of parameters. Defines whether a password is required or not while the events defined in this group happened. The following sub-options are all requires the Supervisor password for changes and should be grayed out if the user password was used to enter setup.
Clear or Set Clear or Set Clear or Set
Set User Password
Set SATA HDD Password
Password on Boot
Disabled or Enabled
NOTE: When you are prompted to enter a password, you have three tries before the system halts. Dont forget your password. If you forget your password, you may have to return your notebook computer to your dealer to reset it.
Setting a Password
Follow these steps as you set the supervisor, user, or hard disk password: 1. Use the w and y keys to highlight the Set Supervisor Password parameter and press the e key. The Set Supervisor Password box appears:
Exit System Setup and save your changes to CMOS.
F5/F6 Change Values Enter Execute Command
Parameter Exit Saving Changes Exit Discarding Changes Load Setup Defaults Discard Changes Save Changes
Description Exit System Setup and save your changes to CMOS. Exit utility without saving setup data to CMOS. Load default values for all SETUP item. Load previous values from CMOS for all SETUP items. Save Setup Data to CMOS.
AS7250/G Model BIOS Screens
See the following sections for descriptions of the BIOS screens on the AS7250 and AS7250G model laptops.
Parameter CPU Type / CPU Speed HDD Model Name (PM) HDD Serial Number HDD Model Name (PS) HDD Serial Number ATAPI Model Name ATAPI Serial Number System BIOS Version VGA BIOS Version Serial Number Asset Tag Number Product Name Manufacturer Name UUID Description This field shows the CPU type and speed of the system. This field shows the model name of HDD installed on the primary IDE master. This field displays the serial number of HDD installed on the primary IDE master. This field shows the model name of HDD installed on the primary IDE slave. This field displays the serial number of HDD installed on the primary IDE slave. This field shows the model name of devices installed on the secondary IDE master. The hard disk drive or optical drive model name is automatically detected by the system. This field shows the serial number of devices installed on the secondary IDE master. The hard disk drive or optical drive model name is automatically detected by the system. Displays the system BIOS version. This field displays the VGA firmware version of the system. This field displays the serial number of this unit. This field displays the asset tag number of the system. This field shows product name of the system. This field displays the manufacturer of this system. This will be visible only when an internal LAN device is present. UUID=32bytes
Parameter System Time System Date System Memory Extended Memory Video Memory Quiet Boot
Description Sets the system time. The hours are displayed with 24-hour format. Sets the system date. This field reports the memory size of the system. Memory size is fixed to 634KB. This field reports the total memory size in the system. Shows the video memory size. Determines if Customer Logo will be displayed or not; shows Summary Screen is disabled or enabled. Enabled: Customer Logo is displayed, and Summary Screen is disabled. Disabled: Customer Logo is not displayed, and Summary Screen is enabled.
Parameter Supervisor Password is User Password is HDD 0 Password HDD 1 Password Set Supervisor Password
Description Shows the setting of the Supervisor password Shows the setting of the user password. Shows the setting of the hard disk 0 password. Shows the setting of the hard disk 1 password. Press Enter to set the supervisor password. When set, this password protects the BIOS Setup Utility from unauthorized access. The user can not either enter the Setup menu nor change the value of parameters. Press Enter to set the user password. When user password is set, this password protects the BIOS Setup Utility from unauthorized access. The user can enter Setup menu only and does not have right to change the value of parameters. Press Enter to set the hard disk 0 password. When set, this password protects the BIOS Setup Utility from unauthorized access. The user can not either enter the Setup menu nor change the value of parameters. Press Enter to set the hard disk 1 password. When set, this password protects the BIOS Setup Utility from unauthorized access. The user can not either enter the Setup menu nor change the value of parameters. Defines whether a password is required or not while the events defined in this group happened. The following sub-options are all requires the Supervisor password for changes and should be grayed out if the user password was used to enter setup.
Removing the Keyboard and LCD Module
1. 2. 3. 4. Turn the notebook over. Remove the two screws securing the strip cover from the bottom of the notebook. Detach the strip cover from the front side and remove it. Gently pull up the keyboard to release it from the four snaps as shown.
5. 6. 7.
Turn over the keyboard as the image shows. Then disconnect the keyboard cable from the main board. Remove the keyboard from the main unit. Disconnect the LCD cable and microphone cable from the main board.
Pull out the wireless LAN antennas free from the main unit as shown. Remove the four screws securing the hinges.
10. Detach the LCD module from the main unit.
Disassembling the Main Unit
Separate the Main Unit Into the Upper and the Lower Case Assembly
1. 2. Remove the screw fastening the ODD from the bottom of the notebook. Push the ODD module outwards and gently pull it out as shown.
Press and release the PC dummy card from the PC slot as shown.
Then press the release the memory dummy card from the 5-in-1 card reader slot as shown.
Remove the nine screws fastening the upper case and the lower case assembly on the bottom. Remove the eight screws fastening the upper case assembly and the lower case assembly on the front side.
Disconnect the touchpad FFC, left speaker cable, button board FFC, and LED board FFC from the main board. Carefully detach the upper case assembly from the lower case assembly.
Disassembling the Lower Case Assembly
1. 2. 3. Remove the two screws fastening the audio board to the lower case. Detach the audio board cable from the main board. Remove the audio board from the main unit.
1. 2. 3.
Disconnect the USB cable from the main board. Remove the screw fastening the USB board and take out the board and its cable from the lower case. Then detach the USB cable from the USB board.
Pull the RF board cable free from the main unit. Remove the screw fastening the RF board to the lower case assembly.
Remove the four screws fastening the ODD board to the main board. Take out the ODD board as shown.
Remove the four screws fastening the main board to the lower case. Detach the main board from the lower case as shown.
10. Turn the main board over, then remove the DC-in connector from the board as shown.
11. Remove the three screws fastening the subwoofer to the lower case. 12. Remove the subwoofer as shown.
Disassembling the Upper Case Assembly
1. 2. 3. Turn the upper case over. Remove the two screws fastening the button board. Detach the button board with FFC from the upper case as shown.
Remove the two screws fastening the LED board. Detach the LED board with FFC from the upper case as shown.
Remove the four screws fastening the speakers. Remove the speakers from the upper case as shown.
Disassembling the LCD Module
1. 2. 3. Remove the four screw rubbers as shown. Then remove the four screws fastening the LCD bezel. Detach the LCD bezel from the LCD module carefully.
4. 5. 6.
Remove the four screws holding the LCD to the LCD panel. Detach the CCD cable connector from the CCD board. Take out the CCD module from the LCD panel.
7. 8. 9.
Remove the screw fastening the CCD board to the CCD bracket. Lift out the LCD from the LCD panel as shown. Detach the two inverter cable connectors from the inverter board.
10. Remove the four screws fastening the left LCD bracket and detach it. 11. Remove the four screws fastening the right LCD bracket and detach it. 12. Disconnect the LCD cable from the rear side of the LCD.
Disassembling the External Modules
Disassembling the HDD Module
1. 2. Remove the four screws holding the HDD (hard disk drive) case; two on each side. Carefully slide out the hard disk drive from the HDD case.
Disassembling the ODD Module
1. 2. Remove the three screws holding the optical bracket. Then remove the optical bracket from the optical disk drive.
Chapter 4
Troubleshooting
Use the following procedure as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. 2. 3. Obtain the failing symptoms in as much detail as possible. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation. Use the following table with the verified symptom to determine which page to go to.
Symptoms (Verified) Power failure (The power indicator does not go on or stay on). POST does not complete. No beep or error codes are indicated. POST detects an error and displayed messages on screen. Other symptoms (i.e. LCD display problems or others). Symptoms cannot be re-created (intermittent problems).
Touchpad Check
If the touchpad doesnt work, do the following actions one at a time to correct the problem. Do not replace a non-defective FRU: 1. 2. 3. Reconnect the touchpad cables. Replace the touchpad. Replace the system board.
After you use the touchpad, the pointer drifts on the screen for a short time. This self-acting pointer movement can occur when a slight, steady pressure is applied to the touchpad pointer. This symptom is not a hardware problem. No service actions are necessary if the pointer movement stops in a short period of time.
Power-On Self-Test (POST) Error Message
The POST error message index lists the error message and their possible causes. The most likely cause is listed first. NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the computer. Do not replace a non-defective FRU. This index can also help you determine the next possible FRU to be replaced when servicing a computer. If the symptom is not listed, see Undetermined Problems on page 92. The following lists the error messages that the BIOS displays on the screen and the error symptoms classified by function. NOTE: Most of the error messages occur during POST. Some of them display information about a hardware device, e.g., the amount of memory installed. Others may indicate a problem with a device, such as the way it has been configured. NOTE: If the system fails after you make changes in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error.
Index of Error Messages
Error Code List
Error Codes 006 Causes: 1. CPU BIOS Update Code Mismatch 2. IDE Primary Channel Master Drive Error (THe causes will be shown before Equipment Configuration Error) 110 <No error code> Memory Error at xxxx:xxxx:xxxxh (R:xxxxh, W:xxxxh) Real Time Clock Error CMOS Battery Bad CMOS Checksum Error System disabled. Incorrect password is specified. Battery critical LOW In this situation BIOS will issue 4 short beeps then shut down system, no message will show. <No error code> Thermal critical High In this situation BIOS will shut down system, not show message. Error Messages Equipment Configuration Error
Error Message List
Error Messages Failure Fixed Disk FRU/Action in Sequence Reconnect hard disk drive connector. Load Default Settings in BIOS Setup Utility. Hard disk drive System board Stuck Key Keyboard error Keyboard Controller Failed Keyboard locked - Unlock key switch Monitor type does not match CMOS - Run Setup Shadow RAM Failed at offset: nnnn System RAM Failed at offset: nnnn Extended RAM Failed at offset: nnnn System battery is dead - Replace and run Setup System CMOS checksum bad - Default configuration used System timer error see Keyboard or Auxiliary Input Device Check on page 76. see Keyboard or Auxiliary Input Device Check on page 76. see Keyboard or Auxiliary Input Device Check on page 76. Unlock external keyboard Run Load Default Settings in BIOS Setup Utility. BIOS ROM System board DIMM System board DIMM System board Replace RTC battery and Run BIOS Setup Utility to reconfigure system time, then reboot system. RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. System board
Error Messages Real time clock error RTC battery Run BIOS Setup Utility to reconfigure system time, then reboot system. System board Previous boot incomplete - Default configuration used Memory size found by POST differed from CMOS Diskette drive A error Run Load Default Settings in BIOS Setup Utility. RTC battery System board Run Load Default Settings in BIOS Setup Utility. DIMM System board Check the drive is defined with the proper diskette type in BIOS Setup Utility See External Diskette Drive Check on page 76. Incorrect Drive A type - run SETUP System cache error - Cache disabled CPU ID: DMA Test Failed Software NMI Failed Fail-Safe Timer NMI Failed Device Address Conflict Check the drive is defined with the proper diskette type in BIOS Setup Utility System board System board DIMM System board DIMM System board DIMM System board Run Load Default Settings in BIOS Setup Utility. RTC battery System board Allocation Error for device Run Load Default Settings in BIOS Setup Utility. RTC battery System board Failing Bits: nnnn DIMM BIOS ROM System board Fixed Disk n Invalid System Configuration Data I/O device IRQ conflict None BIOS ROM System board Run Load Default Settings in BIOS Setup Utility. RTC battery System board Operating system not found Enter Setup and see if fixed disk and drive A: are properly identified. Diskette drive Hard disk drive System board FRU/Action in Sequence
No beep Error Messages No beep, power-on indicator turns off and LCD is blank. FRU/Action in Sequence Power source (battery pack and power adapter). See Power System Check on page 77. Ensure every connector is connected tightly and correctly. Reconnect the DIMM. LED board. System board. No beep, power-on indicator turns on and LCD is blank. Power source (battery pack and power adapter). See Power System Check on page 77. Reconnect the LCD connector Hard disk drive LCD inverter ID LCD cable LCD Inverter LCD System board No beep, power-on indicator turns on and LCD is blank. But you can see POST on an external CRT. Reconnect the LCD connectors. LCD inverter ID LCD cable LCD inverter LCD System board No beep, power-on indicator turns on and a blinking cursor shown on LCD during POST. No beep during POST but system runs correctly. Ensure every connector is connected tightly and correctly. System board Speaker System board
Phoenix BIOS Beep Codes
Code 02h 03h 04h 06h 08h 09h 0Ah 0Bh 0Ch 0Eh 0Fh 10h 11h 12h 13h 14h 16h 17h 18h 1Ah 1Ch 20h 22h 24h 26h 28h 29h 2Ah 2Ch 2Eh 2Fh 30h 32h 33h 36h 38h 3Ah 3Ch 3Dh 42h 45h 1-4-1-1 1-3-4-1 1-3-4-3 1-3-1-1 1-3-1-3 1-2-2-3 Beeps POST Routine Description Verify Real Mode Disable Non-Maskable Interrupt (NMI) Get CPU type Initialize system hardware Initialize chipset with initial POST values Set IN POST flag Initialize CPU registers Enable CPU cache Initialize caches to initial POST values Initialize I/O component Initialize the local bus IDE Initialize Power Management Load alternate registers with initial POST values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory autosize 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt Controller Test DRAM refresh Test 8742 Keyboard Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB base RAM RAM failure on address line xxxx RAM failure on data bits xxxx of low byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of memory bus Test CPU bus-clock frequency Initialize Phoenix Dispatch Manager Warm start shut down Shadow system BIOS ROM Autosize cache Advanced configuration of chipset registers Load alternate registers with CMOS values Initialize interrupt vectors POST device initialization
Code 46h 48h 49h 4Ah 4Bh 4Ch 4Eh 50h 51h 52h 54h 58h 59h 5Ah 5Bh 5Ch 60h 62h 64h 66h 67h 68h 69h 6Ah 6Bh 6Ch 6Eh 70h 72h 76h 7Ch 7Eh 80h 81h 82h 83h 84h 85h 86h 87h 88h 89h 8Ah 8Bh 2-2-3-1 2-1-2-3
POST Routine Description Check ROM copyright notice Check video configuration against CMOS Initialize PCI bus and devices Initialize all video adapters in system QuietBoot start (optional) Shadow video BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt Press F2 to enter SETUP Disable CPU cache Test RAM between 512 and 640 KB Test extended memory Test extended memory address lines Jump to User Patch1 Configure advanced cache registers Initialize Multi Processor APIC Enable external and CPU caches Setup System Management Mode (SMM) area Display external L2 cache size Load custom defaults (optional) Display shadow-area message Display possible high address for UMB recovery Display error messages Check for configuration errors Check for keyboard errors Set up hardware interrupt vectors Initialize coprocessor if present Disable onboard Super I/O ports and IRQs Late POST device initialization Detect and install external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse
Code 8Ch 8Fh 90h 91h 92h 93h 95h 96h 97h 98h 99h 9Ah 9Ch 9Dh 9Eh 9Fh A0h A2h A4h A8h AAh ACh AEh B0h B2h B4h B5h B6h B9h BAh BBh BCh BDh BEh BFh C0h C1h C2h C3h C4h C5h C6h C7h C8h C9h 1 1-2
POST Routine Description Initialize floppy controller Determine number of ATA drives (optional) Initialize hard-disk controllers Initialize local-bus hard-disk controllers Jump to UserPatch2 Build MPTABLE for multi-processor boards Install CD ROM for boot Clear huge ES segment register Fixup Multi Processor table Search for option ROMs. One long, two short beeps on checksum failure. Check for SMART drive (optional) Shadow option ROMs Set up Power Management Initialize security engine (optional) Enable hardware interrupts Determine number of ATA and SCSI drives Set time of day Check key lock Initialize Typematic rate Erase F2 prompt Scan for F2 key stroke Enter SETUP Clear Boot flag Check for errors POST done- prepare to boot operating system One short beep before boot Terminate QuietBoot (optional) Check password (optional) Prepare Boot Initialize DMI parameters Initialize PnP Option ROMs Clear parity checkers Display MultiBoot menu Clear screen (optional) Check virus and backup reminders Try to boot with INT 19 Initialize POST Error Manager (PEM) Initialize error logging Initialize error display function Initialize system error handler PnPnd dual CMOS (optional) Initialize notebook docking (optional) Initialize notebook docking late Force check (optional) Extended checksum (optional)
Code D2h
POST Routine Description Unknown interrupt
Code E0h E1h E2h E3h E4h E5h E6h E7h E8h E9h EAh EBh ECh EDh EEh EFh F0h F1h F2h F3h F4h F5h F6h F7h 1
Beeps Initialize the chipset Initialize the bridge Initialize the CPU Initialize the system timer Initialize system I/O Check force recovery boot Checksum BIOS ROM Go to BIOS Set Huge Segment Initialize Multi Processor Initialize OEM special code Initialize PIC and DMA Initialize Memory type Initialize Memory size Shadow Boot Block System memory test Initialize interrupt vectors Initialize Run Time Clock Initialize video Initialize System Management Mode Output one beep before boot Boot to Mini DOS Clear Huge Segment Boot to Full DOS
Index of Symptom-to-FRU Error Message
LCD-Related Symptoms
Symptom / Error LCD backlight doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Action in Sequence Enter BIOS Utility to execute Load Setup Default Settings, then reboot system. Reconnect the LCD connectors. Keyboard (if contrast and brightness function key doesn't work). LCD inverter ID LCD cable LCD inverter LCD System board Unreadable LCD screen Missing pels in characters Abnormal screen Wrong color displayed Reconnect the LCD connector LCD inverter ID LCD cable LCD inverter LCD System board LCD has extra horizontal or vertical lines displayed. LCD inverter ID LCD inverter LCD cable LCD System board
Indicator-Related Symptoms
Symptom / Error Indicator incorrectly remains off or on, but system runs correctly Inverter board System board Action in Sequence Reconnect the inverter board
Power-Related Symptoms
Symptom / Error Power shuts down during operation Action in Sequence Power source (battery pack and power adapter). See Power System Check on page 77. Battery pack Power adapter Hard drive & battery connection board System board The system doesnt power-on. Power source (battery pack and power adapter). See Power System Check on page 77. Battery pack Power adapter Hard drive & battery connection board System board The system doesnt power-off. Power source (battery pack and power adapter). See Power System Check on page 77. Hold and press the power switch for more than 4 seconds. System board
Keyboard/Touchpad-Related Symptoms
Symptom / Error Keyboard (one or more keys) does not work. Keyboard System board Touchpad does not work. Reconnect touchpad cable. Touchpad board System board Action in Sequence Reconnect the keyboard cable.
Modem-Related Symptoms
Symptom / Error Internal modem does not work correctly. Modem phone port modem combo board System board Action in Sequence
NOTE: If you cannot find a symptom or an error in this list and the problem remains, see Undetermined Problems on page 92.
Intermittent Problems
Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following: 1. 2. 3. Run the advanced diagnostic test for the system board in loop mode at least 10 times. If no error is detected, do not replace any FRU. If any error is detected, replace the FRU. Rerun the test to verify that there are no more errors.
Undetermined Problems
The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedures to isolate the failing FRU (do not isolate non-defective FRU). NOTE: Verify that all attached devices are supported by the computer. NOTE: Verify that the power supply being used at the time of the failure is operating correctly. (See Power System Check on page 77.): 1. 2. 3. Power-off the computer. Visually check them for damage. If any problems are found, replace the FRU. Remove or disconnect all of the following devices:
q q q q q q q
Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive Module PC Cards
4. 5. 6. 7.
Power-on the computer. Determine if the problem has changed. If the problem does not recur, reconnect the removed devices one at a time until you find the failing FRU. If the problem remains, replace the following FRU one at a time. Do not replace a non-defective FRU:
System board LCD assembly
Chapter 5
Jumper and Connector Locations
9 JP1 JP3 JP34 JP4 T1 JP5 JP2 JP36 Keyboard Connector Button Board Connector LED Board Connector PHY RTL&11B Chip LVDS Connector Speaker (Left) Connector Speaker (Right) Connector Microphone Connector 18 JP6 U14 U15 JP9 LED1 LED2 JP13 JP11 JP12 Touchpad Connector R5C833 Chip Keyboard Controller PCI Express Card Socket Power/Suspend LED Battery Charge/Discharge LED Mainboard to Audio Board Connector Mainboard to USB & TV Board Connector Bluetooth Module Connector
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