BenQ GV31 User Manual - Page 57

Troubleshooting

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Troubleshooting The LED indicator is flashing. Scenario LED status Driver board error Flashing red/blue Fan error Flashing blue/green Optical engine temperature error Flashing red G sensor Error Flashing red/blue/green Contact customer service for assistance. Note Refer to "Power LED indicator" on page 29 for power LED indicator details. The projector does not turn on. Cause Remedy There is no power from Plug the power cord into the AC power jack on the power cord. the projector, and plug the power cord into the power outlet. If the power outlet has a switch, make sure that it is switched on. Attempting to turn Wait until the cooling down process has the projector on again completed. during the cooling process. No picture. Cause Remedy The video source is not • Check if the video source is properly turned on or connected connected. correctly. • The projector may be in Audio-only or power saving mode. Press the power key to disable. The projector is not Check the connection. correctly connected to the input signal device. 55

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55
Troubleshooting
The LED indicator is flashing.
Scenario
LED status
Driver board error
Flashing red/blue
Fan error
Flashing blue/green
Optical engine temperature error
Flashing red
G sensor Error
Flashing red/blue/green
Contact customer service for assistance.
Note
Refer to
"Power LED indicator" on page 29
for power LED indicator details.
The projector does not turn on.
Cause
Remedy
There is no power from
the power cord.
Plug the power cord into the AC power jack on
the projector, and plug the power cord into the
power outlet. If the power outlet has a switch,
make sure that it is switched on.
Attempting to turn
the projector on again
during the cooling
process.
Wait until the cooling down process has
completed.
No picture.
Cause
Remedy
The video source is not
turned on or connected
correctly.
•
Check if the video source is properly
connected.
•
The projector may be in Audio-only or power
saving mode. Press the power key to disable.
The projector is not
correctly connected to
the input signal device.
Check the connection.