APPENDIX

TROUBLESHOOTING

Before calling your dealer or service center for assistance, check the matters below once again.

1.Make sure you have connected a projector to your computer or video equipment as described in the section "CONNECTING PROJECTOR" on pages 11 ~ 13.

2.Check cable connection. Verify that all computer, video and power cord are properly connected.

3.Verify that all power is switched on.

4.If a projector still does not produce an image, re-start your computer.

5.If an image still does not appear, unplug a projector from your computer and check your computer monitor's display. The problem may be with your graphics controller rather than with a projector. (When you reconnect a projector, be sure to turn the computer and monitor off before you power up the projector. Power the equipment back on in order of : Projector and computer.)

6.If the problem still exists, check the following chart.

Problem:

Try these Solutions

No power.

Plug a projector into your AC outlet.

 

Make sure READY Indicator lights.

 

Wait 90 seconds after a projector is turned OFF when turning the projector back on.

 

NOTE : After pressing Power ON-OFF button to OFF, make sure a projector works as

 

follows:

 

1. LAMP indicator lights bright and READY indicator turns off.

 

2. After 90 seconds, READY indicator lights green again and a projector may be

 

turned on by pressing Power ON-OFF button.

 

Check WARNING TEMP. indicator. If the indicator flashes red, the projector cannot be

 

turned on.

 

(See "TURNING ON/OFF PROJECTOR" section on page 19.)

 

Check Projection Lamp. (Refer to page 37.)

 

 

Image is out of

Adjust focus of a projector.

focus.

Make sure a projection screen is at least 5.3’ (1.6m) from the projector.

Check Projection Lens to see if it needs cleaning.

 

 

NOTE : Moving a projector from a cool temperature location to a warm temperature location

 

may result in moisture condensation on Projection Lens. In such an event, leave a

 

projector OFF and wait until condensation disappears.

 

 

Picture is Left/Right

Check Ceiling / Rear feature. (See “SETTING” section on page 35.)

reversed.

 

 

 

Picture is

Check Ceiling feature. (See “SETTING” section on page 35.)

Top/Bottom

 

reversed.

 

 

 

Some displays are

Check Display feature.(See “SETTING” section on page 35.)

not seen during the

 

Operation.

 

 

 

No image.

Check the connection between your computer or video equipment and a projector.

 

When turning a projector on, it takes about 30 seconds to display an image.

 

Check the system that you select is corresponding with your computer or video

 

equipment.

 

Make sure the temperature is not out of the Operating Temperature (5°C ~ 35°C).

No sound.

Check audio cable connection from audio input source.

 

Adjust the audio source.

 

Press VOLUME (+) button.

 

Press MUTE button.

 

 

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