Picture/Video - BenQ IL430 Installation Handbook

Picture/video

No picture is displayed.
Possible causes
The power cord is not connected. Re-connect the power cord.
The main power switch on the
back of the displayed is not
switched on.
The selected input is not
connected.
The display is in Standby mode
when the input source is D-Sub
(VGA).
Incorrect cable connection.
The main board could be
damaged.
Screen interference is observed or noise is heard.
Possible causes
This could be caused by other
appliances, traffic, or fluorescent
lights in the surroundings.
Poor quality cable is used for
signal input.
The image has a faulty coloration.
Possible causes
The video cable is not connected
properly.
68 Troubleshooting
Make sure the power switch is switched on.
Depending on the selected input, connect the display with
the input source using the appropriate cable(s).
Check the cable connection. See the user manual for
details.
Press any of the control panel (keypad) buttons and check
if the OSD menu could be displayed. If yes, the problem lies
somewhere else.
Try with another display resolution or another graphic card
(GPU).
Restore the display to the default factory settings.
Contact the BenQ authorized service partner for
replacement.
• Go to Picture > Noise Reduction.
• Move the display to another location to see if the
interference is reduced.
Try with another video cable.
Make sure the video cable is connected firmly to the
display.
Possible solutions
Possible solutions
Possible solutions