Troubleshooting

APPENDIX

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 ~ 15.

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 a 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.
		● Turn MAIN ON/OFF switch to ON.
		● Press POWER ON/OFF switch to ON.
		● 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 can not be turned on.
		(See "TURNING ON/OFF PROJECTOR" section on page 22.)
		● Check Projection Lamp. (Refer to page 46.)
	Image is out of	● Adjust focus of a projector.
	focus.	● Check Projection Lens to see if it needs cleaning.
	focus.	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 40.)
	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 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 (5°C ~ 35°C).

	No sound.	● Check audio cable connection from audio input source.
		● Adjust audio source.
		● Press VOLUME (+) button.
		● Press MUTE button.

TROUBLESHOOTING

Problem:

Try these Solutions

No power.

focus.

not seen during

Operation.

No image.

No sound.