Compaq NC4000 manual Flowchart 2.15-No Audio, Part, Go to Section No Audio, Part Undock

Troubleshooting

Flowchart 2.15—No Audio, Part 1

Y

	Turn up audio
No audio.	internally or	Audio?
	externally.

N

Done

Y

Notebook in

docking station (if applicable)?

N

Go to

Section 2.16,

No Audio, Part 2.

		N
Undock	Internal		Go to
			Section 2.16,
	audio?
			No Audio, Part 2.

Y

Replace the following docking station components one at a time as applicable. Check audio status after each change.

1.Reseat docking station audio cable.

2.Replace audio cable.

3.Replace speaker.

4.Replace docking station audio board.

5.Replace backplane board.

6.Replace I/O board.

Go to

Section 2.17,

Nonfunctioning

Device.

Y

Audio?

N

Done

Maintenance and Service Guide 2–25