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Troubleshooting
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
Picture
Symptom Cause and Remedy
The power is not turned on. • The power has been turned off and on with the I / 1 key at a short
interval.
c Wait for about 60 seconds before turning on the power.
• The lamp cover is detached.
c Close the lamp cover securely.
• The air filter cover is detached.
c Close the air filter cover securely.
Symptom Cause and Remedy
No picture. • Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made.
• Input selection is incorrect.
c Select the input source correctly using the INPUT key.
• The picture is muting.
c Press the PIC MUTING key to release the muting function.
• 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.
c Depending on the type of your computer, for example a
notebook, or an all-in-one LCD type, you may have to switch
the computer to output to the projector by pressing certain keys
or by changing your computer’s settings.
For details, refer to the computer’s operating instructions
supplied with your computer.
• The signal is input from the computer to the INPUT C connector.
c Change the setting on your computer to disable the DDC
function.
The picture is noisy. • Noise may appear on the background depending on the
combination of the numbers of dot input from the connector and
numbers of pixel on the LCD panel.
c Change the desktop pattern on the connected computer.
The picture from INPUT C
connector is colored
strange.
• Setting for Input-C Signal Sel. in the SET SETTING menu is
incorrect.
c Select Computer, Video GBR or Component for Input-C Signal
Sel. in the SET SETTING menu according to the input signal.