GB
12 Troubleshooting
Indicators
The picture flickers. “Dot Phase” in the Input setting menu has not been adjusted
properly.
c Adjust “Dot Phase” in the Input setting menu properly.
Message Meaning and Remedy
The LAMP/COVER
indicator flashes in orange.
(Repetition rate of 2
flashes)
The lamp cover or the air filter cover is detached.
c Attach the cover securely.
The LAMP/COVER
indicator flashes in orange.
(Repetition rate of 3
flashes)
• The lamp has reached the end of its life.
c Replace the lamp.
• The lamp has reached a high temperature.
c Wait for 60 seconds to cool the lamp and then turn on the power
again.
?/1 key flashes in red.
(Repetition rate of 2
flashes)
• 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” in the INSTALL SETTING
menu is set to “On.”
?/1 key flashes in red.
(Repetition rate of 4
flashes)
The fan is broken.
c Consult with qualified Sony personnel.
?/1 key flashes in red.
(Repetition rate of 6
flashes)
Unplug the AC power cord from the wall outlet after the
?/1
indicator goes out, plug the power cord to the wall outlet, and then
turn the projector on again. If the
?/1 flashes in red and the problem
persists, the electrical system has failed.
c Consult with qualified Sony personnel.
Symptom Cause and Remedy
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