HP Compaq nx6115, Maintenance And Service Manual

Page: 49 / 225

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
components one at a time, as applicable.
Check audio status after each change.
1. Reset 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.”