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103
Before asking for service …
try to check the following points again.
Symptoms Checkpoint
• 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?
(Refer to page 98.)
• Is the lamp monitor (LAMP) lamp on the projector front lighting or blinking? (Refer
to page 98.)
• Is the lamp unit cover completely attached?
• Was operation of ID setting made in a correct way? (Refer to pages 16 and 66.)
Power does not turn on
• 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? (Refer to page 44.)
No image appears on
screen
• Is the lens in focus? (Refer to page 37.)
• Is the projection distance adequate? (Refer to pages 19-20.)
• Is the lens dirty?
• Is the projector placed vertical to the screen? (Refer to page 18.)
Screen image is blurred
• Are color strength and color tint correctly adjusted? (Refer to page 48.)
• Is the device(s) connected to the projector adjusted correctly?
Pale color / bad color
tint
• Are dry batteries consumed?
• Is polarity correct in battery setting? (Refer to page 15.)
• Are there any obstacle between the remote control and the beam receiving
window? (Refer to page 15.)
• Are you trying to operate the remote control beyond the effective range? (Refer to
page 15.)
• Is the remote 2 (REMOTE2) terminal used for external control? (Refer to page 78.)
• Is any external light interfering with the remote control operation?
• Was operation of ID setting made in a correctly way? (Refer to pages 16 and 66.)
Remote control does
not function
• Is the input selector set to correct position? (Refer to page 65.)
• Is the correct signaling system selected? (Refer to page 65.)
• 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? (Refer to page 106.)
Abnormal image on the
screen
• 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 manual of the
computer.)
F3Fn
Images from PC are not
projected