BenQ 9H.F6GPK.NA4 Installation Handbook page 92

Check the timing using is supported by the device.
Condensation
Condensation on the inner side of the glass is a natural phenomenon when the temperature
and humidity of the air change quickly. Condensation may occur if the display is powered on
after not being used for a long time, or if the heating system of the room is switched on. And it
may last for hours.
Keep the display powered on for at least 24 hours.
Keep the display away from the window.
Failed calibration
Please try with the built-in calibration tool on the Windows
operating system.
Contact the service provider to see if a calibration software is
available.
Add extender/repeater
If the touch is not working, please add a USB hub/extender.
If there is no display, please add the display port repeater
(ex.HDMI repeater).
92 Appendix 2: Basic Troubleshooting Checklists for IFP
Check item
Check item
Check item
Check item
Does the
problem still
Check if
exist?
completed
Yes
Does the
problem still
Check if
exist?
completed
Yes
Does the
problem still
Check if
exist?
completed
Yes
Does the
problem still
Check if
exist?
completed
Yes
No
No
No
No