HP ZE4900 - Manual (Page 51)

Troubleshooting
Maintenance and Service Guide 2–13
Flowchart 2.7—No Video, Part 2
Y
N
Continued from
“Flowchart
2.6—No Video,
Part 1.”
Done
Adjust external
monitor display.
Video OK?
Adjust
display
brightness.
Video OK?
Video OK?
Done
Done
Check for bent pins
on cable, and for
monitor
connection.
Go to “A” in
“Flowchart
2.6—No Video,
Part 1.”
Check brightness
of external
monitor.
Try another
external
monitor.
Internal
and external
video OK?
Y
Y
Y
N
N
N
Replace
system
board.