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Troubleshooting
Indicators
The LAMP/COVER or TEMP/FAN indicator on the
control panel lights up or flashes if there is any trouble
with your projector.
Warning Messages
Use the list below to check the meaning of the
messages displayed on the screen.
Caution Messages
Use the list below to check the meaning of the
messages displayed on the screen.
Sound
No sound. c Check that connecting cables are
properly connected. (1 page 9)
c Adjust “Volume” in the
PICTURE SETTING menu
(1 page 29), or press
VOLUME + on the remote
control.
c Press MUTING on the remote
control.
On-screen display
On-screen display does
not appear.
c Set “Status” in the MENU
SETTING menu to “On.”
(1 page 31)
Remote control
The remote control
does not work.
c Batteries could be weak.
Replace with new batteries. (1
page 5)
c Insert the batteries with correct
polarities. (1 page 5)
LAMP/COVER
flashes.
c Attach the lamp cover or the air filter
cover securely. (1 pages 36 and 38)
LAMP/COVER
lights up.
c The lamp has reached the end of its
life. Replace the lamp. (1 page 36)
c The lamp becomes a high temperature.
Wait for one minute to cool down the
lamp and turn on the power again. (1
page 24)
TEMP/FAN
flashes.
c The fan is broken. Consult with
qualified Sony personnel.
TEMP/FAN
lights up.
c The internal temperature is unusually
high. Check to see if nothing is
blocking the ventilation holes.
c Check to see whether or not the
projector is being used at high
altitudes.
LAMP/
COVER
TEMP/
FAN
POWER
SAVING
ON/
STANDBY
LAMP/COVER Indicator
TEMP/FAN Indicator
LAMP/COVER
and TEMP/FAN
light up.
c The electrical system breaks down.
Consult with qualified Sony
personnel.
High temp.!
Lamp off in 1
min.
c Turn off the power.
c Check to see if nothing is blocking the
ventilation holes.
Frequency is
out of range!
c Input a signal that is within the
acceptable range of the frequency.
c Set the output signal on an external
monitor of the connected computer to
SVGA.
c Set “Input-A Signal Sel.” in the SET
SETTING menu to “Computer.”
Please check
Input-A Signal
Sel.
c Set “Input-A Signal Sel.” in the SET
SETTING menu to “Computer”
when RGB signal is input from the
computer. (1 page 31)
Please replace
the LAMP.
c It is time to replace the lamp. Replace
the lamp. (1 page 36)
Please replace
the filter.
c It is time to replace the air filter. Replace
the air filter. (1 page 38)
Iris unit doesn’t
work.
c The iris is damaged.
c Consult with qualified Sony personnel.
c No signal is input in the selected input.
Check connections.
Not applicable! c Press the appropriate button.