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71
Maintenance and Cleaning
Appendix
Troubleshooting
Before calling your dealer or service center for assistance, check the items below once again.
– Make sure you have properly connected the projector to peripheral equipment as described on pages 18-20.
– Make sure all equipment is connected to AC outlet and the power is turned on.
– When the projector does not project an image from the connected computer, restart the computer.
Problem Solutions Pages
Power
No power
Plug the power cord of the projector into the AC outlet.
See if the POWER indicator lights red.
Wait until the POWER indicator stops blinking to turn on the
projector again. The projector can be turned on after the
POWER indicator turns red.
22
Check the WARNING TEMP. indicator. If the WARNING TEMP.
indicator lights red, projector can not be turned on.
66
Check the projection lamp. 69
Unlock the Key lock function for the projector. 61
PIN code dialog box appears at
start-up.
PIN code lock is being set. Enter a PIN code (the “1234” or
numbers you have set.)
23,
61-62
Opening display
The initial display is not shown.
Make sure Off or Countdown off are not chosen at display
function.
55
The initial display is not same
as the default set.
Make sure User or Off are not chosen at Logo (select)
function.
55
Input signal switches automati-
cally. (or does not switch auto-
matically)
Make sure Auto input function is adjusted properly. 53
An icon other than Input mode
or Lamp mode icon appears
That is the Filter warning icon or the Lamp replacement icon. 65, 69
Image
No image
Check the connection between your computer or video
equipment and the projector.
18-20
See if the input signal is correctly output from your computer.
Some laptop computers may need to change the setting for
monitor output when connecting to a projector. See your
computer’s instruction manual for the setting.
It takes about 30 seconds to display an image after turning on
the projector.
22
Check the Input signal, color system, video system or
computer system mode.
Make sure the temperature is not out of the specified
Operating Temperature (41˚F–104˚F [5˚C–40˚C]).
When Blank is operating, the image can not be displayed.
Press the BLANK button or any other button on the remote
controller.
Image is Left/Right reversed.
Check the Ceiling/Rear function. 42, 49
Image is Top/Bottom reversed.
Check the Ceiling function. 42, 49
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