BenQ RM8602K 86" Class 4K UHD Educational Touchscreen LED Display - Manual (Page 88)

88 Appendix 2: Basic Troubleshooting Checklists for IFP
Are there any extensions being used with the USB cable
(
Figure 3 )?
Are there any USB-powered hubs ( Figure 7 ) being used?
Are there any USB-CAT5 converters ( Figure 8 ) being
used?
Do you know what version of Smart Notebook Software
(if provided) is installed in your computer?
Please specify your computer operating system and
version.
What is the main device (video source) connected to the
display? Please specify the brand and the model name. Desktop Laptop Other
(Skip this question if no laptop is being used.)
If the video source is a laptop, is it plugged into a powered
wall socket?
What is the USB cable ( Figure 3 ) length, including trunking
in wall?
_______ meters.
What is the signal cable (HDMI, DVI, VGA, etc.) length,
including trunking in wall? _______ meters.
Who installed these units for you?
Please provide the installer's contact name & phone
number.
Are there any non-BenQ preloaded APP?
Please specify the name of APP which having the issue.
Question Yes No
Not
certain
Additional information
Provide photo/video link