Compaq Armada 7400 Reference Manual page 132

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-
jack.
External
microphone does
not work.
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.
You are using the wrong
type of microphone or
microphone plug for the
computer.
The microphone may not
be connected properly.
Sound source not
selected.
Audio settings are not
set correctly.
Volume control on the
computer is turned
down.
Headphones are
connected.
Use the Fn+F5 hotkeys
to turn up the system
volume.
Adjust the volume
control at the top
middle of the
computer above the
keyboard.
Use the volume
control and mixing
features available in
Control Panel Æ
Multimedia.
Adjust the volume
using the speaker icon
on the taskbar.
Check line input
connection.
Disconnect the head-
phones or speakers to
enable the internal
speakers.
Check to see if you are
using a monophonic
electret condenser micro-
phone with a 3.5-mm
plug.
Ensure that the micro-
phone plug is properly
connected to the mono
microphone jack.
Ensure that microphone
is selected as the
recording source in
Control Panel Æ
Multimedia and that the
recording level is
adjusted.
Check the game
program's audio settings.
Adjust the volume
control at the top middle
of com-puter above the
keyboard.
Use or disconnect the
headphones.
Troubleshooting