36
Troubleshooting
Sound
Remote Commander
Others
Indicators
Symptom
Cause and Remedy
No sound.
• A cable is disconnected or the connections are wrong.
c
Check that the proper connections have been made (see page 9).
• The connecting cable used is incorrect.
c
Use the A/V connecting adaptor (supplied) (see page 9).
• The sound is not adjusted properly.
c
Adjust “Volume” on the Picture menu (see page 21).
Symptom
Cause and Remedy
The Remote Commander
does not work.
The Remote Commander battery is dead.
c
Replace it with a new battery (see page 7).
Symptom
Cause and Remedy
The control panel keys do
not function.
The control panel keys are locked.
c
Unlock the control panel keys (see page 25).
Symptom
Cause and Remedy
The LAMP/COVER
indicator flashes.
• The lamp cover or the air filter cover is detached.
c
Attach the cover securely (see page 32 and 33).
• The electrical system may break down.
c
Consult with qualified Sony personnel.
The LAMP/COVER
indicator lights up.
• The lamp has reached the end of its life.
c
Replace the lamp (see page 31).
• The lamp has reached a high temperature.
c
Wait for 45 seconds to cool the lamp and then turn on the power
again.
• If the LAMP/COVER indicator still lights even after you have
replaced the lamp, the electrical system may break down.
c
Consult with qualified Sony personnel.
The TEMP/FAN indicator
flashes.
The fan is broken.
c
Consult with qualified Sony personnel.
The TEMP/FAN indicator
lights up.
• The internal temperature is unusually high.
c
Check to see that nothing is blocking the ventilation holes.
• The projector is being used at a high altitude.
c
Ensure that “High Altitude Mode” on the Installation menu is
set to “On.”
Both the LAMP/COVER
and TEMP/FAN indicators
light up.
The electrical system has broken down.
c
Consult with qualified Sony personnel.
