HP Pavilion dv4200 Maintenance And Service Manual page 56

Troubleshooting
Flowchart 2.16—No Audio, Part 2
Continued from
"Flowchart
2.15—No Audio,
Part 1."
Audio
driver in OS
configured?
Y
Correct
drivers for
application?
Y
Connect to
external
speaker.
Audio?
Y
2–24
N
Reload
audio drivers.
N
Load drivers and
set configuration
in OS.
N
Replace audio
board and
speaker
connections
in computer
(if applicable).
Audio?
N
Replace the following components
individually, retesting after each
replacement:
■
Internal speakers
■
Audio board (if applicable)
Maintenance and Service Guide
Y
Done