Ask Proxima 9290 Projector User Manual


 
40
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 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.
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.
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. indicator. If indicator flashes red, a projector cannot be turned
on.
(See "TURNING ON/OFF PROJECTOR" section on page 19.)
Check Projection Lamp. (Refer to page 39.)
Image is out of
focus.
Adjust focus of a projector.
Make sure a projection screen is at least 4.6 (1.4m) 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
reversed.
Check Ceiling / Rear feature. (See SETTING section on page 35.)
Problem: Try these Solutions
Picture is
Top/Bottom
reversed.
Check Ceiling feature. (See SETTING section on page 35.)
Some displays are
not seen during
Operation.
Check Display feature.(See SETTING section on page 35.)
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.
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