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Troubleshooting
Maintenance
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.
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
(see page 28).
• The lamp cover is detached.
c Close the lamp cover securely (see page 38).
• The air filter cover is detached.
c Close the air filter cover securely (see page 39).
Both the LAMP/COVER
and TEMP/FAN indicators
light up.
• The electrical system breaks down.
c Consult with qualified Sony personnel.
Symptom Cause and Remedy
No picture. • Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made
(see page 18).
• Input selection is incorrect.
c Select the input source correctly using the INPUT key
(see page 24).
• The picture is muting.
c Press the PIC MUTING key to release the muting function
(see page 25).
• The computer signal is not set to output only to an external
monitor.
c Set the computer signal to output only to an external monitor
(see page 18).
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 D
connector is colored
strange.
• Setting for Input-D Signal Sel. in the SET SETTING menu is
incorrect.
c Select Computer, Video GBR or Component for Input-D Signal
Sel. in the SET SETTING menu according to the input signal
(see page 35).
“Please check INPUT-D
setting.” appears in spite of
inputting the correct signal
from INPUT D.
• Setting for Input-D Signal Sel. in the SET SETTING menu is
incorrect.
c Select Computer, Video GBR or Component for Input-D Signal
Sel. in the SET SETTING menu according to the input signal
(see page 35).