HP Compaq nc4200 - Flowchart 2.15-No Audio, Part

Troubleshooting
Maintenance and Service Guide 2–23
Flowchart 2.15—No Audio, Part 1
No audio.
N
Notebook in
docking device
(if applicable)?
Internal
audio?
Audio? Done
Undock
Audio? Done
Turn up audio
internally or
externally.
Go to
“Flowchart
2.16—No Audio,
Part 2.”
Go to
“Flowchart
2.17—Nonfunctioning
Device.”
Replace the following docking device compo-
nents one at a time, as applicable. Check
audio status after each change.
1. Reseat docking device audio cable.
2. Replace audio cable.
3. Replace speaker.
4. Replace docking device audio board.
5. Replace backplane board.
6. Replace I/O board.
Y
Y
Y
Y
N
N
N
Go to
“Flowchart
2.16—No Audio,
Part 2.”