BenQ RM8602K 86" Class 4K UHD Educational Touchscreen LED Display - Manual (Page 95)

90 Appendix 3: Basic Troubleshooting Checklists for Video
Appendix 3: Basic Troubleshooting Checklists for Video
Wall
Dear Customer,
In order to avoid unnecessary delays and a volley of questions back and forth may we ask,
kindly fill in the form below. The more comprehensive information we have the faster our
response will be.
Part I: customer feedback form (customer information and
description of problem)
Onsite contact person:
Phone number:
E-mail address:
Address of unit:
Model name:
Serial number:
Scalar FW version:
LAN FW version:
Quantity on site: ______ unit(s). H ______ units V ______ units
Quantity affected: ______ unit(s).
Usage time: _______ months/days/hours
Problem frequency: Constantly Intermittently After a while
Problem type: Picture Power Uniformity
(color, etc.)
External
device(s)
Other
Short problem description
Connections: HDMI D-Sub (VGA) DVI Display Port Others