Before asking for service
Symptoms
Power does not turn on
No image appears on screen
Screen image is blurred
Pale colour / bad colour tint
Remote control does not
function
Abnormal image on the
screen
Images from PC are not
projected
Check point
•
Is the power cord securely plugged in the receptacle?
•
Is the MAIN POWER switch put to the "O" position?
•
Is power supply live at the receptacle?
•
Is the temperature monitor (TEMP) lamp on the projector front
lighting or blinking?
•
Is the lamp monitor (LAMP) lamp on the projector front lighting or
blinking?
•
Is the lamp unit cover completely attached?
•
Was operation of ID setting made in a correctly way?
•
Are all four lamp units installed?
•
Is the lens covered with the cap?
•
Is the screen image input connected in a correct manner?
•
Is the device(s) connected to the projector working normally?
•
Is the shutter function used?
•
Is the lens in focus?
•
Is the projection distance adequate?
•
Is the lens dirty?
•
Is the projector placed vertical to the screen?
•
Are colour strength and colour tint correctly adjusted?
•
Is the device(s) connected to the projector adjusted correctly?
•
Are dry batteries consumed?
•
Is polarity correct in battery setting?
•
Are there any obstacle between the remote control and the beam
receiving window?
•
Are you trying to operate the remote control beyond the effective
range?
•
Is the remote 2 (REMOTE2) terminal used for external control?
•
Is any external light interfering with the remote control operation?
•
Was operation of ID setting made in a correctly way?
•
Is the LOCK button of the remote control at the lock position?
•
Is adjustment value protection enabled? Press ▼+ ▼ +
ENTER+ ▼ + ▼ + ENTER to cancel the protection.
•
Is the input selector set to correct position?
•
Is the correct signaling system selected?
•
Are there any malfunctions on the source side, such as bad video
tape?
•
Are you supplying a signal that is not compatible with the projector?
•
Is the cable too long?
•
Is the correct signal destination set for notebook computer screen
image?
•
Use
and
keys for setting. (For details, refer to the instruction
Fn
F3
manual of the computer.)
... try to check the following points again.
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