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Daisy Chain:
HDMI
D-Sub
DVI
IR
RS232
Display
No daisy
Port
chain
Not
Question
Yes
No
certain
Are the affected units connected to a faceplate?
Are the cables passing though any wall or floor trunking?
Is the original cable provided by BenQ being used?
Are the affected units connected through splitter, matrix
or other video wall controller?
Please specify your computer operating system and
version.
What is the main device (video source) connected to the
Desktop
Laptop
Other
display? Please specify the brand and the model name.
What is the signal cable (HDMI, DVI, VGA, etc.) length,
_______ meters.
including trunking in wall?
Please provide the installer's contact name & phone
number.
Additional information
Provide photo/video link
91
Appendix 3: Basic Troubleshooting Checklists for
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Table of Contents
Troubleshooting
