Solving Audio Problems - Compaq Armada E500 Series Maintenance And Service Manual

Problem
Computer does not
beep after the Power-
On Self-Test (POST).
Internal speaker does
not produce sound
when an external
audio source is
connected to the
stereo line-in jack.
External microphone
does not work.
2-18 Troubleshooting
Table 2-8

Solving Audio Problems

Possible Cause
System beeps have
been turned down.
Volume may be
turned off or set too
low.
Line input may not
be connected
properly.
Headphones or
speakers are
connected to the
stereo speaker/
headphone jack,
which disables the
internal speakers.
Volume may be
muted
You are using the
wrong type of
microphone or
microphone plug for
the computer.
The microphone may
not be connected
properly.
Solution
Use the Fn+F5 hotkeys to
turn up the system
volume.
Adjust the overall
volume with the
Fn+F5 hotkeys.
Adjust the overall
volume by pressing
the Fn+F5 hotkeys.
Adjust the sliding
mixer controls by
double-clicking the
speaker icon on the
Windows taskbar.
Check line input
connection.
Disconnect the
headphones or speakers
to enable the internal
speakers.
Uncheck the mute box in
the volume properties.
Check to see if you are
using a monophonic
electret condenser
microphone with a
3.5-mm plug.
Ensure that the
microphone plug is
properly connected to the
mono microphone jack.
Continued