Sony VPL-FH300L Guide De Référence Rapide page 33

Troubleshooting
If the projector appears to be operating erratically, try to diagnose and correct the problem
using the following instructions. If the problem persists, consult with qualified Sony
personnel.
For details on the symptoms, see the Operating Instructions contained in the CD-ROM.
Power
Symptom
The power is not turned on. • The power has been turned off and on with the ?/1 key at a short
Picture
Symptom
No picture.
The picture is noisy.
The picture is not clear.
Cause and Remedy
interval.
c
Wait for about 60 seconds before turning on the power.
• The lamp cover is not secured.
c
Close the lamp cover securely.
• The air filter cover is detached.
c
Attach the air filter cover securely.
• The lens is not attached.
c
Attach the lens. Refer to the Installation Manual for Dealers for
how to attach it.
Cause and Remedy
• A cable is disconnected or the connections are wrong.
c
Check that the proper connections have been made.
• The connections are wrong.
c
This projector is compatible with DDC2B (Digital Data
Channel 2B). If your computer is compatible with DDC, turn
the projector on according to the following procedures.
1 Connect the projector to the computer.
2 Turn the projector on.
3 Start the computer.
• Input selection is incorrect.
c
Select the input source correctly.
• The picture is muted.
c
Press the PIC MUTING key to release the picture muting.
• The computer signal is not set to output to an external monitor or
set to output both to an external monitor and a LCD monitor of a
computer.
c
Set the computer signal to output only to an external monitor .
• Noise may appear on the background depending on the
combination of the number of dots input from the computer and
the numbers of pixels on the LCD panel.
c
Change the desktop pattern on the connected computer.
• Input a video signal with the jitter.
c
Use a TBC (Time Base Corrector) to try to reduce video jitter.
• The picture is out of focus.
c
Adjust the focus.
• Condensation has accumulated on the lens.
c
Leave the projector for about two hours with the power on.
15
Troubleshooting
GB