APPENDIX

TROUBLESHOOTING

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

1.Make sure you have connected a projector to your computer or video equipment as described in section "CONNECTING PROJECTOR" on pages 12 ~ 14.

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. Problem may be with your graphics controller rather than with a projector. (When you reconnect a projector, be sure to turn computer and monitor off before you power up a projector. Power equipment back on in order of : Projector and computer.)

6.If problem still exists, check 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 a 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. and READY indicator. If both WARNING TEMP. and READY

 

indicator flashes, a projector cannot be turned on.

 

(See "TURNING ON/OFF PROJECTOR" section on pages 20-21.)

 

● Check Projection Lamp. (Refer to page 46.)

 

 

Image is out of

● Adjust focus of a projector.

focus.

● Make sure a projection screen is at least 5.0’ (1.5m) from a 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 40.)

reversed.

 

 

 

Picture is

● Check Ceiling feature. (See “SETTING” section on page 40.)

Top/Bottom

 

reversed.

 

 

 

Some displays are

● Check Display feature.(See “SETTING” section on page 38.)

not seen during

 

Operation.

 

 

 

No image.

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

 

● When turning a projector on, it takes about 20 ~ 30 seconds to display an image.

 

● Check system that you select is corresponding with your computer or video equipment.

 

● Make sure temperature is not out of Operating Temperature 41 ˚F ~ 95 ˚F (5 ˚C ~ 35 ˚C).

No sound.

● Check audio cable connection from audio input source.

 

● Adjust audio source.

 

● Press VOLUME (+) button.

 

● Press MUTE button.

 

 

48