Sony VPL-CX71 Operating Instructions Manual page 43

Sound
Symptom
No sound.
Remote Commander
Symptom
The Remote Commander
does not work.
The computer cannot be
controlled with the Remote
Commander.
Others
Symptom
The control panel keys do
not function.
Indicators
Symptom
The LAMP/COVER
indicator flashes.
The LAMP/COVER
indicator lights up.
The TEMP/FAN indicator
flashes.
Cause and Remedy
• Cable is disconnected or the connections are wrong.
c Check that the proper connections have been made (see page
16).
• The audio connecting cable is incorrect.
c Use a no-resistance stereo audio cable (see page 16).
• The sound is muted.
c Press the AUDIO MUTING key to release the audio muting (see
page 13).
• The sound is not adjusted properly.
c Adjust the sound with the VOLUME +/– key on the Remote
Commander or adjust "Volume" in the PICTURE SETTING
menu (see page 28).
Cause and Remedy
• The Remote Commander batteries are dead.
c Replace with new batteries (see page 14).
• The COMMAND ON/OFF switch is set to OFF.
c Set to ON.
• The PJ/NETWORK selector switch is set to NETWORK.
c Set to PJ.
• The USB cable is not connected.
c Connect the projector to the computer using the USB cable.
Cause and Remedy
• The control panel keys are locked.
c Unlock the control panel keys (see page 32).
Cause and Remedy
• The lamp cover or the air filter cover is detached.
c Attach the cover securely (see page 39 and 40).
• The lens protector does not open due to a problem.
c Slide the lens protector by hand, and then press the I/
• The lamp has reached the end of its life.
c Replace the lamp (see page 38).
• The lamp becomes a high temperature.
c Wait for 60 seconds to cool down the lamp and turn on the
power again.
• The fan is broken.
c Consult with qualified Sony personnel.
1
key.
43
Troubleshooting