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 38.)

 

 

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.

 

● Check NO SHOW function. (Refer to page 21.)

 

● 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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