Doc. No.

DOC-00045020 2008/07/14 2008/10/of 113

. Doc. Title

HTC Corporation

Dream Service Manual

Issued Date Revised Date Page

HTC Proprietary

Confidential Treatment Requested

Rev. A04

HTC CONFIDENTIAL
Dream Service Manual Engineering Mobility
REVISION CONTROL TABLE REV AX01 AX02 DATE 2008/7/14 2008/8/7 CONTENTS First draft Second draft 1. Update diagnostic program 2. Update power measurement test 3. Update spare part list A01 version release Add 1.3 product service flowchart 1. Add one gasket in page 41 (LCM assembling procedure). 2. Add one gasket in SPL list page 106. Update SPL list DEPT PSE PSE REVISED Aken_Kan Aken_Kan STAGE DVT DVT

2008/9/10

Aken_Kan

A01 A02 A03 A04

2008/9/12 2008/9/19 2008/10/8 2008/10/20

PSE PSE PSE PSE

Aken_Kan Aken_Kan Aken_Kan Aken_Kan

PVT PVT MP MP

1. INTRODUCTION......4 1.1. PRODUCT FEATURES.....5 1.2. PRODUCT OVERVIEW.....9 1.3. PRODUCT SERVICE FLOWCHART FOR DREAM....17 2. DEVICE DISASSEMBLING AND ASSEMBLING PROCEDURE...18 2.1. TOOLS LIST.....18 2.2. DISASSEMBLING PROCEDURE....18 2.3. ASSEMBLING PROCEDURE.....38 3. ROM RE-FLASH PROCEDURE.....63 3.1. ROM IMAGE UPGRADE THRU SD CARD....63 4. DIAGNOSTIC PROGRAM.....65 4.1. LIST OF DIAGNOSTIC / ANDROID TEST ITEMS....65 5. POWER MEASUREMENT TEST....80 5.1. MAIN BOARD LEAKAGE CURRENT TEST PROCEDURE...80 5.2. BATTERY TEST PROCEDURE.....84 6. COSMETIC INSPECTION CRITERIA....86 6.1. CLASSES DEFINITION OF INSPECTIVE AREA....86 6.2. MAIN UNIT INSPECTION.....87 7. GENERIC TROUBLESHOOTING.....90 8. GENERIC LABELING PLAN.....94 9. GENERIC SPARE PART LIST AND PHOTOS....98 9.1. SPL FOR REPAIR.....98 9.2. BOARD LEVEL 2.5 REPAIRS....109 10. RF ANTENNA SPECIFICATION.... 112

1. Introduction

This manual provides the technical information to support the service activities of this product. This document contains highly confidential information, so any or all of this document should not be revealed to any third party.
Chapter 1: Introduction-This Chapter is about Products features and basic Product function. After reading this chapter, you will know what feature the product has and basic hardware operation. Also you will know how to perform soft-rest and hard-rest in this chapter. Chapter 2: Device Disassembling and Assembling Procedure- After reading this chapter, you will learn how to disassemble and assemble the product. Also, you will know what tools to use and the torque. Please follow the instruction to disassemble the unit to prevent from damaging the unit. Chapter 3: ROM Re-flash Procedure- After reading this chapter, you will learn how to perform the ROM image re-flesh by using RUU and SD-Card. Also you can find the steps of enter the boot loader mode. Chapter 4: DIAGNOSTIC PROGRAM- After reading this chapter, you will learn How to use the diagnostic program to perform unit function test How to test some functions in Windows Mobile mode (ex. WLAN, Bluetooth, and USB etc) Chapter 5: Power measurement test- After reading this chapter, you will learn how to use leakage test procedure and Battery test procedure. Chapter 6: Cosmetic Inspection Criteria- After reading this chapter you will learn the appearance quality inspection criteria, ex. Display, bezel, and housing etc Chapter 7: Generic Troubleshooting- After reading this chapter, you will learn how to do generic trouble-shooting. Chapter 8: Generic Labeling Plan- In this chapter, you will find generic labels for reference, ex. Regulation label, and battery label etc Chapter 9: Generic Spare Part List and Photos- In this chapter, you will find Spar parts reference list and photos for repairing, including unit and Board level. Chapter 10: RF Antenna Specification- Reference Spec for RF test.

1.1. Product Features

1.2. Product overview

Insert SIM & battery

. Doc. Title Insert SD card

Charge battery

When your device is turned off, charging is indicated by a solid amber light on the LED indicator. When your device is turned on, charging is indicated by a solid amber light on the LED indicator as well as a charging icon ( ) on status bar. After the battery has been fully charged, the LED indicator becomes green and a full battery icon( appears on status bar. Home screen )

To perform a soft reset

Press Call + Menu + power button at the same time.

To perform a hard reset

Warning! Your device will be set back to factory default settings. Please ensure any additional installed programs and/or user data have been backed up before a hard reset is performed. 1. Power off the device. 2. Press and hold Home + Back Button then press Power Button. 3. Press Call Button to double confirm hardware reset.
1.3. Product service flowchart for Dream
2. Device Disassembling and Assembling Procedure

2.1. Tools list

2.2. Disassembling procedure
2.2.1 Key parts disassembling procedure Tools needed for Assembling and Disassembling the device: 1. Glove & Cleaning Tissue. 2. Tweezers.(Suggest to use plastic made) 3. Philip Screw Driver #0. 4. Philip Screw Driver type T6. 5. Philip Screw Driver type T5. 6. Flat Plastic Stick. 7. ESD bracelet.
Please wear the ESD Wrist Strap during the work and make sure the strap is firmly around your wrist.
1. Slide out the device 2. Remove the battery cover from device
Remove the battery from device
Unfasten 4 screws from housing as red mark. Philip Screw Driver type T5 SCREW M1.6*3.5 P/N 72H02325-00M * 4 Torque : 2.0+-0.1kgf-c
Unfasten 1 screw from housing as blue mark Philip Screw Driver type T6 SCREW P1.6*4 P/N 72H01059-00M * 1 Torque : 2.0+-0.1kgf-c
1. Use plastic stick into the gap and release the hooks 2. Separate the housing from device
Separate the speaker from housing SPEAKER P/N 36H00693-00M * 1
1. Unplug UMTS coaxial cable and GPS coaxial cable 2. Unfasten 2 screws from UMTS board and GPS board UMTS COAXILA CABLE(80mm) P/N 73H00284-00M GPS Coaxial Cable(22mm) P/N 73H00285-00M Philip Screw Driver #0 SCREW T1.4*2.9 SCREW P/N 72H02663-00M * 2 Torque : 0.6+-0.1kgf-c
1. Remove GPS board from device 2. Remove UMTS board from device
1. Remove the tape and disconnect Qwerty key FPC 2. Disconnect the daughter board FPC connector 3. Unlock the camera connector
Move the main board as the direction shows to disconnect the camera FPC

Disconnect the hinge FPC and separate main board
Unfasten the screw(s) as location indicated

Philip Screw Driver #0

SCREW T1.6*6 P/N 72H02403-00M * 2 Torque : 0.4+-0.1kgf-c
Use the plastic stick to release the UI Cover
Through the gap to release the hooks
Use type screw driver insert the hole

Separate the UI Cover

Unfasten the screw(s) as location indicated Philip Screw Driver #0
Screw,hinge,PH,BIH,M1.6*2 P/N 72H00624-01M * 4 Torque : 1.5+-0.1kgf-c
Finish key parts disassembly
2.2.2 UI module disassembling procedure
Unfasten the screws as location indicated Philip Screw Driver #0
SCREW T1.4*2.9 SCREW P/N 72H02663-00M * 2 Torque : 0.6+-0.1kgf-c
Release the daughter board from hooks
Release the FPC and disassembly the daughter board from UI module
SCREW T1.4*2.65 SCREW P/N 72H002404-00M Torque : 0.5+-0.1kgf-c
Remove the Trackball switch
Release the AP dome with UI cover and SD cover

Remove the App keycap

Finish UI module disassembly
2.2.3 LCM disassembling procedure
SCREW M1.6-0.35*4.8 P/N 72H02873-00M (Black) * 2 Or 72H02873-01M (White) * 2 Torque : 1.5+-0.1kgf-c
SCREW T1.4*2.65 P/N 72H00740-00M(White) * 2 Or 72H00740-01M(Black) * 2 Torque : 1.5+-0.1kgf-c
Use the plastic stick to slide through the gap to separate the hinge with bezel

Remove the hinge

Remove the display FPC Chassis

Disconnect the hinge FPC

Disconnect the display FPC

Remove the receiver

Disconnect Touch Panel FPC

Remove the LCD

Remove the rubber as location indicated

Remove the Touch Panel

Separate Touch Panel and bezel
Remove the LED Lens from bezel

Finish LCM disassembly

2.2.4 Keyboard module disassembling procedure
Remove the Regulation label

Remove the camera

SCREW T1.4*2.9 SCREW P/N 72H02663-00M * 2

TORQUE : 0.6+-0.1KGF-C

Separate the Qwerty FPC with C cover
Replace FPC dome if FPC dome defect
Finish keyboard module disassembly

2.3. Assembling procedure
2.3.1 Keyboard module assembling procedure
Please wear the ESD Wrist Strap during the work and make sure the strap is firmly around your wrist
Put the Qwerty keypad on the C cover
Combine the Qwerty keypad FPC with C cover
Fasten the screw(s) as location indicated Philip Screw Driver #0 SCREW T1.4*2.9 SCREW P/N 72H02663-00M * 2
Finish keyboard module assembly
2.3.2 LCM assembling procedure
Attach the LED Lens to the bezel, A cover
Combine the Touch Panel with bezel, A Cover
Attach the rubbers to Bezel, A cover to fix the Touch Panel
Combine the LCD with Bezel, A cover
Attach the receiver to the Bezel, A cover
Paste the gasket around the FPC cable Gasket 72H02996-01M
Connect the Touch panel FPC connector
Paste the gasket on the LCD
Connect LCM FPC with display FPC
Connect the hinge FPC with display FPC
Combine the LCD bracket with Bezel, A cover
Combine the Hinge chassis with LCD Chassis
Put the hinge FPC in the bezel
Paste the tape on hinge FPC
The hinge FPC is recyclable parts after reassembly Adhesive-double tape P/N: 76H02553-00M
Remove the scrap tape of hinge FPC
Stick the tape of hinge FPC to hinge

Assembly hinge and bezel

Fasten the screws as location indicated Philip Screw Driver #0

Finish LCM assembly

2.3.3 UI module assembling procedure
Put the App Keypad on the UI Cover

Install the AP Dome FPC

Install the Trackball Switch
Install the rubber on the Microphone
Attach one tape on daughter board

Tape P/N76H02529-00M * 1

Connect the AP Dome FPC with the daughter board

Install the SD cover

Finish UI module assembly
2.3.4 Module assembling procedure
Pass the hinge FPC through the hole on the C cover
Fasten the Screws as the location indicated Philip Screw Driver #0
Combine the UI module FPC with C cover
Assembly UI cover through hinge track
Fasten the Screw(s) as the location indicated Philip Screw Driver #0
Put the rubber on the device
Connect the Camera FPC with main board and attach 1 tape to the connector
Connect the hinge FPC with main board
Paste gaskets on the hinge FPC
Gaskets P/N 72H02481-00M * 2
Assembly main board with C cover
1. Connect the Qwerty Keypad FPC with main board 2.Connect the daughter board FPC with main board
Connect the cable with UMTS board
Connect the cable with main board
Put the cable into the hooks and
Attach 2 tapes to the connector

Tape P/N76H02529-00M * 2

Connect the cable with GPS board
Attach adhesive-double tape on camera FPC Type P/N76H02523-00M * 1
Attach the Camera FPC to C cover
Attach the Mylar regulation label
Install the USB IO cover and attach the speaker to the housing, D cover
Combine the housing with C cover
Fasten 4 screws from housing as red mark. Philip Screw Driver type T5 SCREW M1.6*3.5 P/N 72H02325-00M * 4 Torque : 2.0+-0.1kgf-c
Fasten 1 screw from housing as blue mark Philip Screw Driver type T6 SCREW P1.6*4 P/N 72H01059-00M * 1 Torque : 2.0+-0.1kgf-c

Install the Battery

Install the battery cover

Power on the device

Finish assembly
3. ROM Re-flash Procedure
3.1. Rom Image upgrade thru SD card
Download ROM Image from SDO
Download ROM image from SDO.
http://htcscm10.htc.com.tw/SDO

Un-zip the image file.

Format SD card and copy image file to SD card
Select file system and format the SD card to FAT32 mode.
IV. Copy image file XXX.nbh to the SD card and rename to DREAIMG.NBH.
Dream Service Manual SD Upgrade - 1
Turn the device power off and insert Diagnostic SD card.
VI. Hold Camera button, and press Power button to entry Boot loader mode. VII. Press Power button to start upgrade procedure.

SD Upgrade - 2

VIII. Reading source code from SD card.
[Note]: This process will takes 5 mins, please dont power off the device.
IX. After finish, perform the soft reset to reboot.

4. DIAGNOSTIC PROGRAM

4.1. List of Diagnostic / Android Test Items
Mode No Item Function Test 7 Auto SDRAM Test Display Test Button Test LED Test Back Light Test Touch Test Description Auto Regular Tests (SD card, Vibrator, Display,

B.L, etc)

Remark
RAM memory test. Color bar/R/G/B/Black/White/Gray pattern. Send, Home, Return, End(Power), Menu, Volume up, Volume down, Up, Down, Left, Right, Action, Capture, QWRERTY Key test Red, Green, Blue, UI, Key Led Back light test Level (0/1/2/3/4) Touch panel test
8 Vibrator Test Vibrator on test. 9 SD Card Test SD door test, SD card Read/Write test. 10 Sliding Test Sliding Test 11 ROM Checksum ROM checksum 12 SIM Test SIM card test 13 G-sensor calibration G-sensor calibration 14 Audio Test Headset, Receiver audio test Run-in Test Hour 1 Hour Run-in Test Hours 2 Hours Run-in Test Hours 4 Hours Run-in Test Hours 8 Hours Run-in Test Format Storage Device Info Check WLAN calibration status Check SKU ID Calibration Test (Perform WLAN calibration)

Diagnostic

Option Option Option Option
Compass Test Battery Test (1H) Battery info. 1 USB Test 2 Camera Test 3 Bluetooth Test 4 GPS Test 5 WLAN Test 6 Speaker Test
USB link test Camera test Bluetooth test GPS test WLAN test Speaker test

Android

. Doc. Title Test Procedure
How to select test item: Using Vol_ "Up" or "Down" to select the test items How to execute the test program: Press Action button to start each of test items.
Diagnostic Main Menu/Function Test Menu
I. II. Turn the device power off and insert Diagnostic SD card. Press and hold Capture button, then press Power button to enter Diagnostic mode. III. Using the Vol_up or Vol_down button to select the test item. (Also you can press the hot key 0 ~ I to perform the test item)
IV. Select item Function Test to find

the Function test menu.

Auto Test
Press the Action key to start the Auto test.
It will perform the regular tests, please follow the system instruction to do the test.
Dream Service Manual SD card Test
Insert the SD card and follow the system instruction to do the test.
If success, press Action key to next
or return to Function test menu.

Vibrator Test

Press Action key to select Vibrator Test on Function test menu.
Press Action key to next or return to Function test menu.
Display Test (Color bar / Red pattern)
I. Press Action key to select Display Test on Function test menu. II. After the test pattern is show up, please check the pattern if any un-uniform color or chromatist. III. Press Action key to continue the next test pattern.
Display Test (Green / Blue pattern)
IV. Press Action key to continue the next

test pattern.

Display Test ( Black / White pattern)
Press Action key to continue the next test pattern.
Display Test (Gray pattern)
VI. Press Action key to continue the next
Dream Service Manual LED Test
Press Action key and follow the
instruction on screen to perform the LED inspection test (Green, Red, Blue,

UI LED and Key LED).

Dream Service Manual Sliding Test
Press Action key to select Sliding Test on Function test menu.
Follow the instruction on screen to perform open and close the key pad.
III. The screen will go to the next test or
return to Function test menu.

Button Test I.

Press Action key to select Button Test on Function test menu.
Follow the instruction on screen to perform the Button/Key test
(Volume up, Volume down, Menu, Send, End, Home, Back, Up~ Right, Action, Focus, Capture and Keyboard test).

Back Light Test I.

Press Action key to select Backlight Test on Function test menu.
Press Action key to switch the LCD backlight level from Level 0, Level 1, Level 2, Level3, Level 4.
Dream Service Manual Headset Audio Test
Press B key or select Headset Audio Test on Function test menu.
Insert the headset and speaking.
III. You can hear the sound output from

the headset.

IV. Press the action to exit the test. Receiver Audio Test I.

Press C key or select Receiver Audio Test on Function test menu.
You can hear the sound output from the receiver.
III. Press the action to exit the test.
Check WLAN Calibration I.
Select Check WLAN Cal. on the menu.
Check the WLAN ID status, if WLAN ID error, please go to the Calibration Test.
III. Press the action to exit.
Dream Service Manual Calibration Test
After replace M/B or daughter board, the device should go to the WLAN calibration process.
Download calibration program and data from SDO
III. Un-zip the file to C:\SFC.
Note: Dont un-zip the data to third layer. The chip date will be updated and upload to SDO by week. Please download them from SDO once per week.
IV. Execute the ASP calibration station

program in the computer.

Connect the device and computer via USB cable.
VI. Select Calibration Test on the menu
and start the calibration.
VII. The program will automatically run and exit when finish the process.
Note: If the display show Get SFC data error, it means can not found the chip data in the SFC folder, please download all data from SDO or replace new daughter board if the problem still. Please re-execute the process when getting any error.
. Doc. Title Android Test Test Requirement: - 3G SIM card - Google account

Sign in

I. II.
Insert the 3G SIM card. Signing in the Google account and enter to the system.
Follow the test item of the service manual to perform the function test.
Dream Service Manual USB Test
Select to use your memory card as USB mass storage when your phone is connected to your computer (selected by default or press Menu>Settings>SD card & phone storage>Use for USB storage)
Insert USB cable and connect device to computer then you can view and manage the SD card storage from your computer.

Camera Test

I. II. III. Tap the application tab and press Camera icon to turn on the Camera. Make sure the device will present and enter the preview display. Check camera pre-view and image quality. (1). Press Capture key. (2). Press Capture key again. (3). Tap 'Delete' icon on the preview screen. IV. Photo Test:
Bluetooth Test (BT headset)
I. II. III. Press Menu button. Tap the icon Settings. Select Wireless controls, and then select the Bluetooth check box to turn on Bluetooth services. IV. To pair with a device in the list, select it.

Once the other Bluetooth device shows connected status, you can start using it to make and receive phone calls.
Dream Service Manual GPS Test
Press Menu button and tap the icon Settings.

II. III.

Select Security & location. Select My Location settings to GPS satellites.
IV. Tap the application tab and press the Maps icon to enter to the Google Map. V. Press Menu button and select My Location.
Note: The device should test at you can view of sky area or within connection extension antenna area.
VI. The screen should appear your location on the map.
Dream Service Manual WLAN Test
Select Wireless controls > select the Mobile networks > select USE only 2G networks check box.
Select Wireless controls > select the Wi-Fi check box to turn on Wi-Fi services and open the Wi-Fi settings screen.
IV. View and scan for available network. V. Connect to a network - Select it from the network list. (Provide your username or password if required.) And you can see the icon appear on the status bar when Wi-Fi service connected. VI. Make sure the device can access to the internet via Wi-Fi network.

Speaker Test

I. Press Menu button and tap the icon Settings. II. Select Sound & display > select the Phone ringtone. III. Select and play a ringtone then check the sound quality from the speaker.
Dream Service Manual RF Test
Press Call Button to dial for performs the RF test.
Also you can test by mobile tester.

Erase all test data

I. Before shipping you should erase all test data on the phone. II. Press Menu button and tap the icon Settings. III. Select SD card & phone storage > Press the Factory data reset and press the Reset phone button.
IV. Also you can perform the hard reset when the device is power off. V. Press and hold Home + Back Button then press Power Button.
5. Power measurement test
5.1. Main board leakage current Test Procedure This is a quick method to measure if any abnormal leakage current on main board which caused high power consumption compare to GOOD main board. Requirement - Power Supply - Micro-current Meter - Current series JIG - CABLE - Battery JIG Equipment list

1.Control box

2. Four colors cables Cable A: Red Cable B: Yellow Cable C: Green Cable D: Black
3. Test Jig Jig - F (3 pins-Long for Dream)

Equipment set up

Connect control box and jig through 4 colors cable
Set up each button by row A~D according to product specification Following is an example for Dream
It means, press button A=1,B=8,C=X,D=0 (X=Dont care, the Dream battery only 3 pins)
Install the jig to device

Start testing

Turn on control box power button
Press power button to turn on the Device

Idle current test

1. Set the device to airplane mode. 2. Set the brightness to minimum(Press MENU>Settings>Sound & display>Brightness)
Measure the idle mode current. The idle current value must under 180mA. If out of the criteria, it means the devices is fail and please replace M/B or daughter board for repair.

Sleep current test

Power off the device and measure the sleep mode current. The sleep current value must under 3mA. If out of the criteria, it means the devices is fail and please replace M/B or daughter board for repair.
Conclusion: If current consumption is passed at both of flight and power off mode, it means the device is GOOD. If there is any item FAILED at flight or power off mode, it means M/B or Daughter board is failed, please replace M/B or daughter board for repair.
Measurement parameter Measurement mode Flight Mode (Idle mode) POWER OFF ( Sleeping mode) Measured Current Under 180 mA Over 180 mA Under 3 mA Over 3 mA REMARK Device is good Fail, MB or daughter board need to be further repaired Device is good Fail, MB or daughter board need to be further repaired
5.2. Battery Test Procedure

Battery Test

I. Turn the device power off and insert Diagnostic SD card. II. Press and hold Capture button, then press Power button to enter Diagnostic mode.
III. Select item Battery Info to check

the battery capacity.

IV. If the battery has been fully charged, please perform the Battery Test.
After one hour, check the test result.
VI. If the capacity is under 70%, please replace a new battery.
6. Cosmetic Inspection Criteria
6.1. Classes definition of inspective area
Class A area => The front side of main unit involve all buttons and LED lens except LCD. Class B area => Qwerty key of main unit Class C area => 5 sides and back views of main unit. (Except Front view of main unit) Class D area => Apart from the previous 2 areas, the class D area indicates the inner part which cant be seen while a user operations Photo of inspection areas
IT IS GENERIC COSMETIC INSPECTION CRITERIA FOR ALL PRODUCTS IF THERE HAVE ANY CONFLICT WITH THESE GENERIC CRITERIONS; PLEASE FOLLOW THE PRODUCT INSPECTION CRITERIA RESPECTIVELY.

Description

(Step) < 0.3 mm Others, refer to production release spec
Scratch Description Class A Class B Class C Accept Criteria Exposure of substrate do not accept Scratch : L4mm ,W0.2mm ,N2, S10mm Exposure of substrate do not accept Scratch : L7mm ,W0.25mm ,N3, S10mm Label area dont care Exposure of substrate do not accept Scratch : L10mm ,W0.4mm ,N5, S5mm Contamination dot/Granule dot/Cave granule Accept Criteria D0.5mm ,N2,S 15 mm (Ignored if D D 0.15mm) D0.6mm ,N4,S 15 mm (Ignored if D D 0.25mm) D<0.9mm ,N4,S 10 mm Burr Description Burr. Accept Criteria Dont accept hand scrape Imprint mark Description Class A Class B Accept Criteria 0.25diameter0.65mm ,N3 0.65diameter1.00mm ,N3 Bright mark Description Class A Class B Accept Criteria L2.5mm,W0.25mm,N3 L3.0mm,W0.25mm,N4 MI MI MI MI MI MI MI MI MI MI MI
Description Class A Class B Class C

Class C

L3.0mm,W0.3mm,N5 Lint
Accept Criteria L3mm , W0.2mm ,N2, S 5 mm L5mm , W0.3mm ,N3, S 5 mm L10mm , W0.3 mm ,N3 MI MI MI
7. Generic Troubleshooting
1Main Unit Does Not Respond to Power Button
(1) Connect the AC adapter, maybe the battery pack is exhaust and wait few minutes for battery recharging. (2) Check if battery installed well. (3) Check the Power Button whether its damaged. (4) Replace another battery pack. (5) Try to start boot-loader mode [refer to section 4.2]. Re-flash ROM if boot loader mode is enabled. (6) Check all connectors including LCD FPC to Main Board. (7) Replace Daughter Board if necessary. (8) Replace Main Board if necessary. (9) Once the defective part has been identified, verify the defective part again whether the symptom could be duplicated with another unit.
2Touch Panel Does Not Respond to Screen Tap
(1) Check the connection of LCD FPC cable whether is properly connected. (2) Try to cold boot the unit then perform screen tap again. (3) Try with another Touch Panel. (4) Try with another Main Board. (5) Replace Touch Panel if necessary (6) Replace Main Board if necessary. (7) Once the defective part has been identified, verify the defective part again whether the symptom could be duplicated with another unit.

3Buttons Do Not Respond

(1) Try to cold boot the unit then tries again. (2) Dismantle the unit; check the status of switches on the Main Board and the plastic parts of the Button not responding. (3) Try with another Main Board or Front Bezel. (4) Replace Main Board or Front Bezel if necessary. (5) Once the defective part has been identified, verify the defective part again whether the symptom could be duplicated with another unit.

4Unusual Vertical / Horizontal lines or partial display
(1) Check the connection of LCD FPC whether is properly connected. (2) Try to cold boot the unit then tries again. (3) Try to re-flash the ROM code. (4) Try with another LCD. (5) Try with another Main Board. (6) Replace LCD if necessary (7) Replace Main Board if necessary. (8) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.
5Back Light Does Not Turn ON/OFF
(1) Check the connection of LCD FPC whether is properly connected. (2) Try to re-flash the ROM code. (3) Try with another LCD. (4) Try with another Main Board. (5) Replace LCD if necessary (6) Replace Main Board if necessary. (7) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.
6CF/SD Card cannot be used
(1) Check whether CF/SD Card is fully inserted to the slot until you hear a click. (2) Try to re-flash the ROM code. (3) Try with another CF/SD Card. (4) Try with another Daughter Board. (5) Try with another Main Board. (6) Replace Daughter Board if necessary. (7) Replace Main Board if necessary. (8) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.
7PC Connection not possible
(1) If test result is NFF, it is possible caused by user connect cradle to computer. (2) Check Use for USB storage is enable (Menu>Setting>Data>SD card & device storage). (3) Check whether it connects with other cables or cradle, customers cable might be damaged. (4) Check the external appearance of the connector on the unit whether it is physically damaged. (5) Replace Main Board if necessary. (6) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.
8Battery discharges quickly even after fully charged
(1) Make sure the Battery Pack takes fully charge with AC Adapter. (2) Check whether the condition of Battery Charging status is correct. (3) Dismantle the unit and check the appearance of Battery Pack. (4) Try with another Battery Pack or Replace Battery Pack if necessary (5) Try with another Main Board or Replace Main Board if necessary. (6) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.
9Battery Pack does not recharge
(1) Make sure the Battery Pack takes fully charge with AC Adapter. (2) Check whether the condition of Battery Charging status is correct. Charge should be done no more than 4 hours. (3) Dismantle the unit and check the appearance of Battery Pack. (4) Try with another Battery Pack or Replace Battery Pack if necessary (5) Try with another Main Board or Replace Main Board if necessary. (6) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.

10No Sound from Speaker or Distorted sound
(1) Check Sound & Notifications Settings in the unit for Sound Enabling. (2) Make sure its not MUTED. (3) Try to re-flash the ROM code.
(4) Clean up the speaker connection side on MB if there is any contamination. (5) Dismantle and Check whether the Speaker is properly installed (Orientation) (6) Replace Speaker if necessary. (7) Replace Main Board if necessary. (8) Once the defective part has been identified, verify it again with the defective part whether the symptom could be duplicated.
11No Recorded Sound or Distorted sound
(1) Check Sound & Notifications Settings in the unit for Sound Enabling. (2) Make sure its not MUTED. (3) Try to re-flash the ROM code. (4) Dismantle and Check whether the Microphone is properly installed. (5) Replace Microphone if necessary. (6) Replace Main Board if necessary. (7) Once the defective part has been identified, verify the defective part again whether the symptom could be duplicated with another unit.
12Wireless connection (WLAN/BT) not functioning
(1) Make sure the wireless environment is OK before connecting to WLAN. (2) Make sure the wireless connection setting has properly set. (3) Make a life connection with Internet or another device. (4) Try to re-flash the ROM code. (5) Try with another main board if necessary (6) Once the defective part has been identified, verify the defective part again whether the symptom could be duplicated with another unit.
8. Generic Labeling Plan Main unit
8.1 Agency label-DREA100 HTC P/N: 77H00612-00M (regulation label) 38.04 X 55.9mm 77H00470-01M (barcode label) 23.0 X 15.0mm
8.2 Agency label-DREA110 HTC P/N: 77H00612-01M (regulation label) 38.04 X 55.9mm 77H00470-01M (barcode label) 23.0 X 15.0mm
8.3 Unit label location explanation Water sensitive label HTC P/N: 77H00685-00M Qty: 2 Tamper evident label HTC P/N: 77H00460-01M Qty: 1
8.4 battery label-Dynapack WW version
9. Generic Spare Part List and Photos

9.1. SPL for Repair

NOTE: THE PHOTO OF SPL IS GENERIC AND ONLY FOR REFERENCE, THE COLOR AND APPEARANCE MAY BE DIFFERENT FROM THE SHIPPED PARTS, IF YOU WANT TO APPLY THOSE PARTS, PLEASE CONTACT YOUR SERVICE ACCOUNT MANAGER FOR MORE INFORMATION. AS FOR PICTURE, PLEASE REFER TO THE TABLE AS BELOW. FOR REFURBISHMENT PARTS, THE TABLE IS FOR YOUR REFERENCE. YOU CAN DO THE REFURBISHMENT ONLY WHEN YOUR SERVICE MODEL IS ALLOWED TO DO THE REFURBISHMENT.