LG AH115 Projector

Features DLP Display Technology 1600 ANSI Lumens 1280 x 720 Native Resolution 16:9 Native Aspect Ratio 3000:1 Contrast Ratio
16:9 (Native) 4:3, 5:ANSI Lumens (Normal) 1300 ANSI Lumens (Eco Mode) 3000:1 0.62" DMD DLP HD (1280 x 720) SXGA (1280 x 1024) NTSC, PAL, SECAM, NTSC 4.43, PAL-M, PAL-N, HDTV (1080i, 720p, 576p, 576i, 480p, 480i) f = 22.2 ~ 26.4mm 13.6in. x 4.3in. x 10.4in. (34.54cm x 10.92cm x 26.42cm) 4.5 lbs. (2.04 kg) 1 x x x x x S-Video Component Composite HDMI PC Input
Aspect Ratio Brightness (ANSI Lumens) Contrast Ratio Display Type Resolution (Native / Max) Video Compatibility Projection Lens Dimensions (WxHxD) Weight

Inputs

Control Power Supply Power Consumption Audible Noise Lamp Type Lamp Life Projection Distance Projection Mode
1 x USB 1 x IR Port 100 ~ 240 V / 50 ~ 60 Hz 270W 29 dB (Normal) 25 dB (Eco Mode) 210W 2000 hrs (Normal) 2500 hrs (Eco Mode) 9.8ft. ~ 26.2ft. (2.99m ~ 7.99m) Front, Rear, Ceiling
Projection Screen Size (Diagonal) 40in. ~ 300in. (101.6cm ~ 762cm) Optical Zoom Vertical Keystone Correction Brightness Uniformity Menu Languages 1.2:1 +/- 15 Degrees 95% Korean, English, French, Spanish, Italian, Swedish, Portuguese, Simplified Chinese
1 Liberty Centre, Mount Pleasant, Wembley, Middlesex, HA0 1TX Telephone: 5802 (multiple lines) Email SALES: sales@goprojectors.co.uk GENERAL: info@goprojectors.co.uk Fax: 6508

Please read this manual carefully before operating your set. Retain it for future reference. Record model number and serial number of the set. See the label attached on the bottom of the set and quote this information to your dealer when you require service. Model number Serial number : :

LG DLP PROJECTOR

OWNERS MANUAL

DLP PROJECTOR

FCC NOTICE
A Class B digital device This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: - Reorient or relocate the receiving antenna. - Increase the separation between the equipment and receiver. - Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. - Consult the dealer or an experienced radio/TV technician for help. Any changes or modifications not expressly approved by the party responsible for compliance could void the users authority to operate the equipment.
Warning This is a class B product. In a domestic environment this product may cause radio interference, in which case the user may be required to take adequate measures.

Contents

Safety Instructions.4 Names of parts
Main Body..7 Connecting Part...7 Control Panel..8 Remote Control..9 Installing Batteries..9 Projector Status Indicators..10 Accessories...11 Optional Extras..11 Special Menu Options Selecting Language..22 Using ARC Function..22 Overscan Function..23 Flip horizontal Function..23 Flip vertical Function..23 Auto sleep Function..23 Using Keystone Function..24 Using Blank Function..24 Selecting Blank image color..24 Lamp mode Function..25 Checking lamp time..25 Using Still Function...25 Screen Menu Options Auto Configure Function..26 Using Phase Function..26 Using Clock Function..26 Using Horizontal Function.27 Using Vertical Function..27
Installing and Composition
Installation Instructions..12 Basic Operation of the Projector.13 Using Kensington Security System..14 Turning on the Projector..15 Turning off the Projector..15 Focus and Position of the Screen Image.16 Selecting source mode..16

Connection

Connecting Connecting Connecting Connecting Connecting to to to to to a a a a a Desktop PC.17 Notebook PC.17 Video Source.17 DVD..18 D-TV Set-Top Box.18

Information

Supported Monitor Display..28 Maintenance..28 Replacing the Lamp..29 How to fix the lens cap to the projector..31 Specifications..32

Function

Video Menu Options Adjusting Video..19 APC (Auto Picture Control)..19 Auto Color Temperature Control.20 Gamma Function..20 Brilliant Color TM Function..20 White peaking Function..21 Black level Function..21
Disposal of your old appliance 1. When this crossed-out wheeled bin symbol is attached to a product it means the product is covered by the European Directive 2002/96/EC. 2. All electrical and electronic products should be disposed of separately from the municipal waste stream via designated collection facilities appointed by the government or the local authorities. 3. The correct disposal of your old appliance will help prevent potential negative consequences for the environment and human health. 4. For more detailed information about disposal of your old appliance, please contact your city office, waste disposal service or the shop where you purchased the product.

Safety Instructions

Please take note of the safety instructions to prevent any potential accident or misuse of the projector. Safety Instructions are given in two forms as detailed below. WARNING : The violation of this instruction may cause serious injuries and even death. NOTES : The violation of this instruction may cause light injuries or damage to the projector. After reading this manual, keep it in the place that the user always can contact easily.

Indoor Installation

Do not place the Projector in direct sunlight or near heat sources such as radiators, fires and stove etc.
This may cause a fire hazard !

Ensure the power cord does not come into contact with sharp or hot objects such as a heater.
Place the projector where people will not trip or tread on the power lead.
Do not turn the projector On/Off by plugging-in or unplugging the power plug to the wall outlet. (Do not use the power plug for switch.)
It may cause mechanical failure or could cause an electric shock.
Do not place anything containing liquid on top of the projector such as flowerpot, cup, cosmetics or candle.
In case of impact shock or damage to the projector switch it off and unplug it from the mains outlet and contact your service center.
Do not allow any objects to fall into the projector.
This may cause an electric shock hazard or damage to the unit!
If water is spilt into the projector unplug it from the mains supply outlet immediately and consult your Service Agent.
Dispose of used batteries carefully and safely.
In the case of a battery being swallowed by a child please consult a doctor immediately.
In the event that an image does not appear on the screen please switch it off and unplug it from the mains supply and contact your Service Agent.
Do not remove any covers (except lens cover). High risk of Electric Shock!
Dont look directly onto the lens when the projector is in use. Eye damage may occur!
Do not touch metal parts during or soon after operation since the vents and lamp cover will remain very hot!
CAUTION concerning the Power Cord Most appliances recommend they be placed upon a dedicated circuit; that is,a single outlet circuit which powers only that appliance and has no additional outlets or branch circuits.Check the specification page of this owner's manual to be certain. Do not overload wall outlets. Overloaded wall outlets,loose or damaged wall outlets, extension cords, frayed power cords,or damaged or cracked wire insulation are dangerous.Any of these conditions could result in electric shock or fire. Periodically examine the cord of your appliance,and if its appearance indicates damage or deterioration, unplug it, discontinue use of the appliance, and have the cord replaced with an exact replacement part by an authorized service personnel. Protect the power cord from physical or mechanical abuse, such as being twisted, kinked, pinched, closed in a door, or walked upon. Pay particular attention to plugs, wall outlets, and the point where the cord exits the appliance. 5
Never touch the wall outlet when there is leakage of gas, open the windows and ventilate.
It can cause a fire or a burn by a spark.
Do not drop the projector or allow impact shock.
This may cause mechanical failure or personal injury !

Dont look at laser beam directly as it can cause eye damage!
Do not place heavy objects on top of projector.
This may cause mechanical failure or personal injury!
Take care not to impact the lens particularly when moving the projector. Do not touch the lens of the projector. It is delicate and easily damaged.
Do not use any sharp tools on the projector as this will damage the casing.

Cleaning

Do not use water while cleaning the projector
This may cause damage to the projector or an electric shock hazard.
In the unlikely event of smoke or a strange smell from the projector, switch it off , unplug it from the wall outlet and contact your dealer or service centre.
Use an air spray or soft cloth that is moist with a neutral detergent and water for removing dust or stains on the projection lens.
Contact the Service Center once a year to clean the internal parts of the projector.
Accumulated dust can cause mechanical failure.
When cleaning the plastic parts such as projector case, unplug the power and wipe it with a soft cloth. Do not use cleanser, spray water or wipe with a wet cloth. Especially, never use cleanser (glass cleaner), automobile or industrial shiner, abrasive or wax, benzene, alcohol etc., which can damage the product. Use an air spray or soft cloth that is moist with a neutral detergent and water for removing dust or stains on the projection lens.
It can cause fire, electric shock or product damage (deformation, corrosion and damage).

Others

Do not attempt to service the projector yourself. Contact your dealer or service centre.
This may cause damage to the projector and could give an electric Shock as well as invalidating the warranty !
Be sure to unplug if the projector is not to be used for a long period.
Accumulated dust may cause a fire hazard or damage to the unit!
Refer lamp servicing to qualified service personnel. Do not mix new batteries with old batteries.
This may cause the batteries to overheat and leak.
Only use the specified type of battery.
This could cause damage to the remote control.

Names of parts

Main Body

Accessories

SOURCE

1.5V 1.5V

2 Batteries

Owners manual

CD ROM

Power Cord

Computer Cable

Video Cable

Lens cap and Strap

Optional Extras

* Contact your dealer to purchase these items. * When applying a ceiling installer, use only the ceiling installer for projector. * Contact your service personnel for replacing of lamp.
Ceiling installer for projector Projection Screen Lamp
SCART to RCA jack (option)

S-Video Cable

HDMI Cable

Component Cable

Installation Instructions
* Dont place the projector in the following conditions. It may cause malfunction or product damage.
Provide proper ventilation for this projector.
qThe projector is equipped with ventilation holes(intake)
qDo not place the projector on a carpet, rug or other
on the bottom and ventilation holes(exhaust) on the front. Do not block or place anything near these holes, or internal heat build-up may occur, causing picture degradation or damage to the projector.
similar surface. It may prevent a adequate ventilation of the projector bottom. This product should be mounted to a wall or ceiling only.
qNever push projector or spill any kind of liquid into the
qLeave an adequate distance(30cm/12 inches or

projector.

more) around the projector.
Place this projector in adequate temperature and humidity conditions.
q Install this projector only in a location where adequate temperature and humidity is available. (refer p.32)
Dont place the projector where it can be covered with dust.
q This may cause overheating of the projector.
Do not obstruct the slots and openings of the projector. This may cause overheating and create a fire hazard.
The projector is manufactured using high-precision technology. You may, however, see tiny black points and/or bright points (red, blue, or green) that continuously appear on the projector Screen. This is a normal result of the manufacturing process and does not indicate a malfunction.
To display DTV programs, it is necessary to purchase a DTV receiver (Set-top Box) and connect it to the projector.
If there is no input signal, the Menu will not be displayed on screen.
Basic Operation of the Projector
1.Place the projector on a sturdy and horizontal surface with the PC or AV source. 2.Place the projector with the desired distance from the screen. The distance between the projector and the screen determines the actual size of the image. 3.Position the projector so that the lens is set at a right angle to the screen. If the projector is not set at a right angle, the screen image will be crooked. If this is so then the keystone adjustment may correct this (Refer to page 24.). 4.Connect the cables of the projector to a wall power socket and other connected sources.

projection distance based on the picture format
Screen X/2 Screen height (X) Projection off-set ratio:130%
About 75% of the screen height About 30% of the screen height

Projection distance (D)

Y/2 Screen Screen Width (Y) 100mm
Projection distance (D) Scale Image Diagonal Size Diagonal Size Horizontal Size Vertical Size Projection Distance Wide Distance Tele Distance
* The longest/shortest distance show status when adjusted by the zoom function.
Using Kensington Security System
q The projector has a Kensington Security System Connector on the back panel. Connect the Kensington Security System cable as below. q For the detailed installation and use of the Kensington Security System, refer to the users guide attached to the Kensington Security System set. And for further information, contact http://www.kensington.com, the internet homepage of the Kensington company that deals with expensive electronic equipment such as notebook PCs or projectors. q Kensington Security System is an optional item.

Turning on the Projector

1. Connect power cord correctly. 2. Press the POWER button on the remote control or top cover. (Green operation indicator flashes if lamp is in start-up cycle.)
q An image will appear after the operation indicator light turns (Green). q Select the source mode with the SOURCE button.
* Do not disconnect the power cord during the suction/discharge fan in operation. If the power cord is disconnected during the suction/ discharge fan in operation, it may takes longer to activate the lamp after turning on the power and the lifespan of the lamp may be shortened.
Turning off the Projector
1. Press the POWER button on the top cover or remote control. 2. Press the POWER button on the top cover or remote control again to turn off the power. 3. If the operation indicator LED is orange and blinking, do not disconnect the supply until the operation indicator LED is lit constantly (orange).
q If the operation indicator LED is orange and blinking, the power button on the top cover or on the remote control will not operate.
Power Off? Please press Power key again.
Focus and Position of the Screen Image
When an image appears on the screen, check if it is in focus and fits well to the screen. Zoom ring Focus ring
q To adjust the focus of the image, rotate the focus ring which is the outer ring on the lens. q To adjust the size of the image, rotate the zoom ring which is the inner ring on the lens.
To raise or lower the image on the screen, extend or retract the foot at the bottom of the projector by pushing foot adjusting button as below.
1. While pressing the foot adjusting button, raise or lower the projector to place the screen image in the proper position. 2. Release the button to lock the foot in its new position. 3. Turn the foot at the back left or right to make a fine tune of the length of the projector. After raising the front foot, do not press down on the projector.

Selecting source mode

1. Press the SOURCE button.

select

2. Each press of the F, G button changes the display as below.

RGB HDMI

Component

S-Video

Connecting to a Desktop PC
* You can connect the projector to a computer of VGA, SVGA, XGA and SXGA output. * Refer to page 28 for the supported monitor displays of the projector.

< How to connect >

Connect computer cable to RGB IN (PC/DTV) of the projector.
Connecting to a Notebook PC
* If you set your computer to output the signal to both the display of your computer and the external projector, the picture of the external projector may not appear properly. In such cases, set the output mode of your computer to output the signal only to the external projector. For details, refer to the operating instructions supplied with your computer.
Connecting to a Video Source
* You can connect a VTR, a camcorder or any other compatible video image source to the projector.
< How to connect 1 >
a. Connect the Video input jacks of the projector to the output jacks of the A/V source with Video cable.

<VCR>

S VIDEO (R) AUDIO (L) OUT IN VIDEO
< How to connect 2 >
b. Connect the S-Video input jack of the projector to the S-Video output jack of an A/V source with an S-Video cable.
* You can get better picture quality when connecting S-Video source to the projector.

Connecting to a DVD

* The output jacks (Y, PB, PR) of the DVD might be labelled as Y, Pb, Pr / Y, B-Y, R-Y / Y, Cb, Cr according to the equipment.
a. Connect the DVD Component cable to Component PR, PB, Y of the projector.
* When connecting the component cable, match the jack colors with the component cable.(Y=green, PB=blue, PR=red)

(R) AUDIO (L)

Component cable
b. Only when the DVD device has the HDMI terminal, the HDMI mode can be set.
Signal 480i 480p 720p 1080i 576i 576p Component O O O O O O RGB/DTV X O O O X O HDMI/DVI X O O O X O

<DVD>

Connecting to a D-TV Set-Top Box

* To receive D-TV programmes, it is necessary to purchase a D-TV receiver (Set-Top Box) and connect it to the projector. * Please refer to the owner's manual of the D-TV Set-Top Box for the connection between projector and D-TV Set-Top Box.
< How to connect an RGB source >
a. Connect RGB cable to RGB IN (PC/DTV) of the projector.
* When it is connected to the D-TV Set-top box with DVI output, you can watch at the HDMI mode by using the DVI to HDMI cable. <D-TV Set-Top Box>

HDMI OUTPUT

DTV OUTPUT

DVI OUTPUT

b. Use a DTV receiver with DTV 480p(576p)/720p/1080i mode.

HDMI cable

< How to connect a HDMI source >
a. Connect the HDMI terminal of the projector to the HDMI output terminal of the D-TV Set-Top Box via HDMI cable.

<D-TV Set-Top Box>

< How to connect a Component source >
a. Connect the D-TV Set-Top Box Component cable to Component PR, PB, Y of the projector.
* In this manual, the OSD(On Screen Display) may be different from your Projectors because it is just an example to help with the Projector operation. * If there is no input signal present, the Menu will not be displayed. * This operating guide explains operation of RGB(PC) mode mainly.

Video Menu Options

Adjusting Video
1. Press the MENU button and then use F, G button to select the 2. Press the D , E button to select a video item you want to adjust. 3. Press the F, G button to adjust the screen condition as you want.

< RGB mode >

Each adjustment of menu options will not affect other inputs. As required, re-adjust menu options for the following input source : Video/S-Video/Component (480i(576i)), Component (480p(576p), 720p, 1080i) To restore the original image condition after changing it, press A OK button after selecting [Reset] item. When receiving an NTSC signal, the picture item Tint is displayed and can be adjusted.(60Hz only) To exit the menu display, repeatedly, press the MENU button.
Contrast Brightness Color R Color G Color B Reset MENU Exit

< Video mode >

APC Contrast Brightness Color Sharpness Tint MENU Exit
APC (Auto Picture Control)
* Use APC to set the projector for the best picture appearance. * This function will not work at the RGB mode and the HDMI mode.
1. Press the MENU button and then use F, G button to select the 2. Press the
D , E button to select APC
3. Press the F, G button to adjust the screen condition as you want.
Each press of the D, E button changes the screen as shown below. Clear Soft User
APC Contrast Brightness Color Sharpness Tint MENU Prev.
To exit the menu display, repeatedly, press the MENU button.

On-Screen-Display (OSD) is displayed in the selected language. To exit the menu display, repeatedly, press the MENU button.

Using ARC Function

1. Press the ARC button. Each press of the button changes the display as below.
You can also use this function by using the MENU button.

Overscan Function

1. Press the MENU button and then use F, G button to select the 2. Press the D , E button to select Overscan item. 3. Press the F, G button to select On or Off.
The Overscan function can be adjusted at RGB-DTV, HDMI-DTV or Component mode only.

Flip horizontal Function

* This function reverses the projected image horizontally. Use this function when rear projecting an image.
1. Press the MENU button and then use F, G button to select the 2. Press the D , E button to select Flip horizontal item. 3. Press the A OK button to see reversed image.

English 4:3 On To Flip

Each time you press theA OK button, the image will be reversed. To exit the menu display, repeatedly, press the MENU button.

Flip Vertical Function

* This function reverses the projected image vertically. * When you hang the projector upside down from the ceiling , you will need to reverse the image vertically and horizontally.
D , E button to select Flip Vertical

To Flip

3. Press the A OK button to see reversed image.
Each time you press the A OK button, the image will be reversed. q To exit the menu display, repeatedly, press the MENU button.

Auto sleep Function

* The sleep timer turns the projector off at the preset time.
1. Press the MENU button and then use F, G button to select the 2. Press the D , E button to select Auto sleep item. 3. Press the F, G button to select the desired preset time.

Using Keystone Function

* Use this function when the screen is not at a right angle to the projector and the image is a trapezoid shape. * Only use the Keystone function when you cant get the best angle of projection.
1. Press the KEYSTONE button. 2. Press the D , E button to select V Keystone or H Keystone. 3. Press the F, G button to make desired adjustments.

Keystone can be adjusted from -20 to +20.

V Keystone H Keystone

You can also access this function via the MENU button.

Using Blank Function

* This function may be effective if you need to get the attention of the audience during presentations, meetings or briefings.
1. Press the BLANK button.
The screen turns off to a background color. You can choose the background color. (Refer to Selecting blank image color)
2. Press any button to cancel the blank function.
Selecting Blank image color
1. Press the MENU button and then use

button to select the

V Keystone H Keystone Blank image Lamp mode Lamp time MENU Prev. 0 0

Logo High Bright

2. Press the D , E button to select Blank image item. 3. Press the
button to select the color you want to use.
Background color will be altered to the selected Blank function color. q To exit the menu display, repeatedly, press the MENU button.

Lamp mode Function

D , E button to select Lamp mode item.
3. Press the F, G button to select High Bright or Economic.

Checking Lamp time

1. Press the MENU button and then use F, G button to select the 2. The used lamp time is displayed.
q When projector lamp is reaching the end of its life (approximately 2000 hours), the lamp indicator will turn red. q The lamp warning LED illuminates red continuously in the case of excessive lamp time. q To exit the menu display, repeatedly, press the MENU button.

Using Still Function

1. Press the STILL button.
* You can freeze the input image.

<Moving Image>

<Still Image>
2. To exit STILL, press any button.
* The STILL function will release automatically after approximately 10 minutes.

Screen Menu Options

Auto Configure Function
* This function assures you of getting the best video quality by automatically adjusting the horizontal size and synchronization of the image. * Auto Tracking function works in RGB PC input only.
1. Press the AUTO button of the remote controller.
Image positioning and synchronization are automatically adjusted.

Auto Configure

2. If any more manual adjustement is needed according to the various PC mode inputs even after the auto-correction, execute Phase, Clock, menu. In certain circumstances, Horizontal and Vertical function in you cant get the best picture quality by only using auto-correction.
You can also use this function by using the MENU button. (Only in RGB mode) For best results, perform this function while displaying a still image.

Using Phase Function

1. Press the MENU button and then use 2. Press the 3. Press the

D,E F, G

button to select Phase item. button to make desired adjustments.

Auto configure Phase Clock Horizontal Vertical MENU Prev. 0 0
Phase adjustment range is 0 ~31.
To exit the menu display, repeatedly, press the MENU button. The variable range can be different depends on input resolutions.

Using Clock Function

button to select Clock item. button to make desired adjustments.
Clock adjustment range is -20 ~+20.
Using Horizontal Function
button to select Horizontal item. button to make desired adjustments.
Horizontal adjustment range is -25 ~+25.

Using Vertical Function

button to select Vertical item. button to make desired adjustments.
Vertical adjustment range is -25 ~+25.
Supported Monitor Display
* The following table lists the display formats supported by the projector. Sources

EGA PC98 DOS

Format
640X350 640X350 640X400 720X400 720X400 640X480 640X480 640X480 640X480 800X600 800X600 800X600 800X600 800X600 1024X768 1024X768 1024X768 1024X768 1152X864 1152X864 1152X864 1280X768 1280X960 1280X1024 1280X1024

Vertical Freq.(Hz)

70.09Hz 85.08Hz 85.08Hz 70.08Hz 85.03Hz 59.94Hz 72.80Hz 75.00Hz 85.00Hz 56.25Hz 60.31Hz 72.18Hz 75.00Hz 85.06Hz 60.00Hz 70.06Hz 75.02Hz 84.99Hz 60.05Hz 70.01Hz 75.00Hz 60.00Hz 60.00Hz 60.02Hz 75.025Hz

Horizontal Freq.(kHz)

31.468kHz 37.861kHz 37.861kHz 31.469kHz 37.927kHz 31.469kHz 37.861kHz 37.500kHz 43.269kHz 35.156kHz 37.879kHz 48.077kHz 46.875kHz 53.674kHz 48.363kHz 56.476kHz 60.023kHz 68.677kHz 54.348kHz 63.995kHz 67.500kHz 47.693kHz 60.000kHz 63.981kHz 79.976kHz
* If the projector does not support the input signal, Out of Range message appears on the screen. * The projector supports DDC1/2B type as Plug & Play function. (Auto recognition of PC monitor) * The Synchronization input form for horizontal and vertical frequencies are Separate. * According to PC, the optimum vertical frequency may not be displayed up to the optimum frequency of set in Registration information (Display registration information). (ex, The optimum vertical frequency may be displayed up to 85Hz or under in the resolution of 640X480 or 800X600.) * In case of the use of HDMI to HDMI cable, PC shall not be supported.
<DVD/DTV Input> Signal
480i NTSC(60Hz) 480p 720p 1080i 576i PAL(50Hz) 576p 720p 1080i

Component-*1 RGB(DTV)-*2

O O O O O O O O X O O O X O O O

HDMI(DTV)-*3

X O O O X O O O * Cable type 1- Component Cable 2- Computer Cable 3- HDMI Cable * Recomended 720p for a better image.

Maintenance

* The projector needs little maintenance. You should keep the lens clean because any dirt or stains may appear on the screen. If any parts need to be replaced, contact your dealer. When cleaning any part of the projector, always turn the power off and unplug the projector first.

Cleaning the lens

Clean the lens whenever you notice dirt or dust on the surface of it. Wipe the lens surface gently with an air spray or a soft, dry lint-free cloth. To remove dirt or stains on the lens, moisten a soft cloth with water and a neutral detergent and wipe the lens surface gently.
Cleaning the Projector Case
To clean the projector case, first unplug the power cable. To remove dirt or dust, wipe the casing with a soft, dry, lint-free cloth. To remove stubborn dirt or stains, moisten a soft cloth with water and a neutral detergent and then wipe the casing. Do not use alcohol, benzene, thinners or other chemical detergents as these can cause the casing to be warped or discolored.

Replacing the Lamp

Lamp Replacement
The change interval of lamp may depend on the use environment of Projector. You can see the used lamp time in the LAMP TIME section of the Menu (pg.25). You must replace the lamp when:
<Front panel of the Projector>
The projected image gets darker or starts to deteriorate. The lamp indicator is red. The message Replace the lamp appears on the screen when turning the projector on.

Lamp indicators

Be careful when replacing lamp
- Press the POWER button on the control panel or remote control to turn off power. - If the operation indicator LED is orange and blinking, do not disconnect the main supply until the operation indicator LED is lit up constantly (orange). - Allow the lamp to cool for 1 hour before replacing it. - Replace only with the same type lamp from an LG Electronics Service Center. Using another manufacturers lamp may cause damage to the Projector and lamp. - Pull out the lamp only when replacing the lamp. - Keep the lamp unit out of reach of children. Keep the Lamp away from heat sources such as radiators, stoves etc. - To reduce the risk of fire do not expose the lamp to liquids or foreign materials. - Do not place the lamp near any heat source. - Make sure the new lamp is securely tightened with screws. If not, the image may be dark or there could be an increased risk of fire. - Never touch the lamp unit glass otherwise image quality may be compromised or lamp life maybe reduced.
To obtain a replacement Lamp unit
Lamp model number is on page 32. Check the lamp model and then purchase it from an LG Electronics Service Center. Using another manufacturers lamp may cause damage to the projector.

How to fix the lens cap to the projector

How to fix the lens cap

Prepare the lens cap and the strap supplied as accessories.
Insert the non-knot end of the strap into the hole at the bottom of the lens section of the projector.
Fix the strap at the hole of the projector into the hole of the lens cap, and then pass the lens cap through the strp lasso.
They are completely assembled as shown at the below figure.

Specifications

MODEL Resolution Horizontal / Vertical Ratio DLP panel size Screen size (Projection distance) Projection OFF SET Remote control distance Zoom ratio Video compatibility Power Height(mm/inches) Breadth(mm/inches) Length(mm/inches)

AH115 (AH115-JD)

1280(Horizontal) x 720(Vertical)pixel 16:9(horizontal:vertical) 0.62 inches Wide : 1.40 ~ 10.63m(40 ~ 300 inches) Tele : 1.66 ~ 12.66m(40 ~ 300 inches) 130% 12m 1:1.2 NTSC/PAL/SECAM/NTSC4.43/PAL-M/PAL-N AC 100 - 240V~50/60Hz, 3A-1A 114/4.5 (with leg) 346/13.6 263/10.4
Operating Condition Temperature
In operation : 32~104F(0C~40C) In storage and transit : -4~140F(-20C~60C)
Projector Lamp Lamp model

AJ-LAH1

Humidity
In operation : 0~ 75% relative humidity by dry hygrometer Not in operation : 0 ~ 85% relative humidity by dry hygrometer

Lamp power consumption