BenQ GV31 User Manual - Page 58

Power Mode, Normal, You are too far away

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Cause Remedy The input signal has not Select the correct input signal with the key. been correctly selected. Blurred image Cause The projection lens is not correctly focused. The projector and the screen are not aligned properly. The auto vertical keystone function did not work. Remedy Adjust the focus of the lens. See "Fine-tuning the image clarity" on page 34. Adjust the projection angle and direction as well as the height of the projector if necessary. Adjust the projection angle. Remote control does not work. Cause Remedy The batteries are out of Replace both of the batteries with new ones. power There is an obstacle Remove the obstacle. between the remote control and the projector. You are too far away Stand within 8 meters (26 feet) of the projector. from the projector Screen brightness adjustment. Cause The screen is not as bright as expected. Remedy The screen brightness is changed by the light source mode. Check the light source mode from Power Mode. Choose Normal to have the full light source brightness. Note that this option also consumes more power than other options. 56

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56
Cause
Remedy
The input signal has not
been correctly selected.
Select the correct input signal with the
key.
Blurred image
Cause
Remedy
The projection lens is
not correctly focused.
Adjust the focus of the lens.
See
"Fine-tuning the image clarity" on page 34
.
The projector and the
screen are not aligned
properly.
Adjust the projection angle and direction as well
as the height of the projector if necessary.
The auto vertical
keystone function did
not work.
Adjust the projection angle.
Remote control does not work.
Cause
Remedy
The batteries are out of
power
Replace both of the batteries with new ones.
There is an obstacle
between the remote
control and the
projector.
Remove the obstacle.
You are too far away
from the projector
Stand within 8 meters (26 feet) of the projector.
Screen brightness adjustment.
Cause
Remedy
The screen is not as
bright as expected.
The screen brightness is changed by the light
source mode.
Check the light source mode from
Power Mode
.
Choose
Normal
to have the full light source
brightness. Note that this option also consumes
more power than other options.