Troubleshooting - BenQ SX920+ User Manual

Troubleshooting

Problem
The projector does
not turn on.
No picture.
Image is unstable.
Picture is blurred.
Remote control does
not work correctly.
3D content does not
display correctly
68 Additional information
Cause
There is no power from the power
cable.
Attempting to turn the projector on
again during the cooling process.
The lamp cover is not securely
attached.
The video source is not turned on or
connected correctly.
The projector is not correctly
connected to the input source device.
The input source has not been
correctly selected.
The connection cables are not
securely connected to the projector
or the signal source.
The projection lens is not correctly
focused.
The projector and the screen are not
aligned properly.
The batteries are out of power.
There is an obstacle between the
remote control and the projector.
You are too far away from the
projector.
The 3D glasses are out of battery.
The settings in the 3D menu are not
set correctly.
Your Blu-ray Disc is not in 3D
format.
The input source has not been
correctly selected.
Remedy
Plug the power cable into the AC inlet on the
rear of the projector, and plug the power
cable into to the power outlet. If the power
outlet has a switch, make sure that it is
switched on. (See page 23.)
Wait until the cooling down process has
completed.
Correctly attach the lamp cover.
64.)
Turn the video source on and check that the
signal cable is connected correctly.
19.)
Check the connection. (See page 19.)
Select the correct input source with the
Source keys on the remote control or
SOURCE on the projector.
Correctly connect the cables to the
appropriate terminals. (See page 19.)
Adjust the focus of the lens using the focus
ring. (See page 28.)
Adjust the projection angle and direction as
well as the height of this projector if
necessary. (See page 28.)
Replace both of the batteries with new ones.
(See page 7.)
Remove the obstacle. (See page 7.)
Stand within 8 meters (26.2 feet) of the
projector. (See page 7.)
Recharge the 3D glasses.
Correctly set the settings in the 3D menu.
Blu-ray Disc
Use a 3D and try again.
Select the correct source with the SOURCE
key on the projector or remote control.
(See page
(See page
(See page 24.)