BenQ PL460 Installation Handbook page 80

Please try to connect the display to the video source (e.g.
computer) directly without any extension/trunking/faceplate.
Try to un-install the Smart Notebook software (if provided), and
install an earlier version. Contact the service provider for an
earlier version if needed.
Try with Windows Paint (for Windows operating systems).
Try with a thicker touch pen (6 mm as recommended,
for drawing on the touchscreen.
Intermittent touch signal loss
Please try with a different video source (e.g. computer).
Please try with a shorter USB cable
Please try with another USB port on the video source (e.g.
computer).
Please try use a USB-powered hub
video source (e.g. computer) and your display.
Ghost touch
Moisten a clean, soft, lint-free cloth with a neutral detergent and
then clean the frame and the touchscreen carefully.
80 Appendix 2: basic troubleshooting checklists
Check item
Check item
(Figure 3).
(Figure 7) to connect the
Check item
Check if
completed
Figure 9)
Check if
completed
Check if
completed
Does the
problem still
exist?
Yes No
Does the
problem still
exist?
Yes No
Does the
problem still
exist?
Yes No