HP Nc4000 HP Compaq nc4010 Notebook PC - Maintenance and Service Guide - Page 52

Flowchart 2.15-No Audio, Part 1

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Troubleshooting Flowchart 2.15-No Audio, Part 1 Y No audio. Turn up audio internally or externally. Audio? N Done Y Notebook in Port Replicator (if applicable)? N Undock N Internal audio? Go to "Flowchart 2.16-No Audio, Part 2" Y Go to "Flowchart 2.16-No Audio, Part 2" Replace the following Port Replicator components one at a time, as applicable. Check audio status after each change. 1. Port Replicator audio cable 2. Audio cable 3. Speaker 4. Port Replicator audio board 5. Backplane board 6. I/O board Go to "Flowchart 2.17-Nonfunctioning Device" Y Audio? N Done Maintenance and Service Guide 2-25

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Troubleshooting
Maintenance and Service Guide
2–25
Flowchart 2.15—No Audio, Part 1
No audio.
N
Notebook in
Port Replicator
(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
2.16—No Audio,
Part 2”
Go to
“Flowchart
2.17—Nonfunc-
tioning Device”
Replace the following Port Replicator
components one at a time, as applicable.
Check audio status after each change.
1. Port Replicator audio cable
2. Audio cable
3. Speaker
4. Port Replicator audio board
5. Backplane board
6. I/O board
Y
Y
Y
Y
N
N
N