ENGLISH - 33
Maintenance
Troubleshooting
Should any problem persist, contact your dealer.
Problem Cause Reference
page*1
*1. CD-ROM: See the functional instructions in the pr ovided CD-ROM.

Power does not turn on.

The power cord may not be connected.
The POWER switch is turned off.
No electric supply is at the wall outlet.
TEMP indicator is lit or flashes.
LAMP1/LAMP2 indicator is lit or flashes.
The lamp unit cover has not been securely installed.
The circuit breakers have tripped.
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No picture appears.

The video signal input source may not be connected to a terminal
properly.
The input selection setting may not be correct.
The BRIGHTNESS adjustment setting may be at the minimum setting.
The input source which is connected to the projector may have a
problem.
The shutter function may be in use.
The ACF unit may not have been set correctly.
CD-ROM
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CD-ROM
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The picture is fuzzy.

The lens focus may not have been set correctly.
The projector may not be at the correct distance from the screen.
The lens may be dirty.
The projector may be tilted too much.
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CD-ROM
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CD-ROM

The color is pale or grayish.

COLOR or TINT adjustment may be incorrect.
The input source which is connected to the projector may not be
adjusted correctly.
RGB cable is damaged.
CD-ROM
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The control buttons of the

projector do not operate.

CONTROL PANEL of CONTROL DEVICE SETUP in SECURITY
menu is disabled. If you have a loss of the remote control while the
CONTROL PANEL is disabled, press and hold the MENU button for
2 seconds with pressing the ENTER button.
CD-ROM

The remote control does

not operate.

REMOTE CONTROLLER of CONTROL DEVICE SETUP in
SECURITY menu is disabled.
The batteries may be weak.
The batteries may not have been inserted correctly.
The remote control signal receptor on the projector may be
obstructed.
The remote control unit may be out of the operation range.
Strong light such as fluorescent shine onto the signal receptor.
The remote control ID setting is incorrect.
CD-ROM
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CD-ROM

On screen menu does not

appear. ON SCREEN button on the remote control may have been pressed
and cleared. 22

The picture does not

display correctly.

The color format may not have been set correctly.
There may be a problem with the VCR or other signal source.
A signal which is not compatible with the projector is being input.
CD-ROM
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Picture from a computer

does not appear.

The cable may be longer than the optional cable.
The external video output from a laptop computer may not be correct.
(You may be able to change the external output settings by pressing
the [Fn] + [F3] or [Fn] + [F10] keys simultaneously. The actual method
varies depending on the type of computer; refer to the documentation
provided with your computer for further details.)
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Picture from a computer

DVI-D graphic board does

not appear.

The graphic board driver of the computer needs to be updated to the
latest version.
DVI-D IN setting in DISPLAY OPTION menu may be incorrect setting.
The computer may need to be restarted after switching DVI-D IN
setting in DISPLAY OPTION menu of the projector correctly.
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CD-ROM
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