Canon LV-7325U Owner's Manual - Page 44
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APPENDIX
Before calling your dealer or service station for assistance, check the items below once again.
1. Make sure you have connected the projector to your equipment as described in the section "CONNECTING
THE PROJECTOR" on pages 10 ~ 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 the projector still does not produce the image, re-start the computer.
5. If the image sill does not appear, unplug the projector from the computer and check the computer monitor's
display. The problem may be with your graphics controller rather than with the projector. (When you
reconnect the projector, remember to turn the computer and monitor off before your power up the projector.
Power the equipment back in order of : Projector and computer.)
6. If the problem still exists, check the following chart.
Problem:
No power.
Image is out of
focus.
Picture is Left/Right
reversed.
Picture is
Top/Bottom
reversed.
Some displays are
not seen during the
Operation.
No image.
No sound.
44
TROUBLESHOOTING
Plug the projector into the AC outlet.
Be sure READY Indicator light is On.
Wait 90 seconds after the projector is turned OFF before turning the projector back on.
NOTE : After pressing the power ON-OFF switch to OFF, make sure the projector works
as follow.
1. The LAMP indicator will light and the READY indicator will turn off.
2. After 90 seconds, the READY indicator will light green again and the projector
may be turned on by pressing the power ON-OFF button.
Check the TEMPERATURE WARNING indicator. If the indicator flashes red, the
projector cannot be turned on.
(See "TURNING ON/OFF THE PROJECTOR" section on page 20.)
Check the Projection Lamp. (Refer to page 43.)
Adjust the focus
Make sure the projection screen is at least 4.6' (1.4m) from the projector.
Check the projection lens to see if it needs cleaning.
NOTE : Moving the projector from a cool temperature location to a warm temperature
location may result in moisture condensation on the lens. In such an event, leave
the projector OFF an d wait until condensation disappears.
Check Ceiling / Rear feature. (See "SETTING" section on page 40.)
Check Ceiling feature. (See "SETTING" section on page 40.)
Check Display feature.(See "SETTING" section on page 40.)
Check the connection between the computer or video equipment and the projector.
When turning the projector on, it takes about 30 seconds to display the image.
Check the system that you select is corresponding with the computer or the video
equipment.
Make sure the temperature is not out of the Operating Temperature (5°C ~ 35°C).
Check audio cable connection from audio input source.
Adjust the audio source.
Press VOLUME (+) button.
Press MUTE button.
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