HP P Class 733/800/866MHz / 1GHz Online Manual page 21

Audio input from the
Check that the microphone level is not set too low in the volume control program.
Check that the microphone specifications meet the requirements of the embedded
microphone is too
audio. Refer to the Audio Features described in your User's Guide for further
low, or no audio at all
information.
Microphone volume is
If you find that the microphone volume is still too low, even after checking the
volume level in the volume control program, try using the Mic20dB Gain Boost. This
still too low
option boosts the microphone volume output.
To set the Mic20dB Gain Boost:
Windows NT 4.0 or Windows 95 users: Display the Volume Control window by
double-clicking the speaker symbol
Advanced button in the Master Volume window. Then check the Mic20dB Gain
Boost checkbox.
Microphone is
The microphone recording format is set to Mono. This is the default setting. If this
setting has been changed to Stereo output, you should reset it to the default value.
recording on the left
When recording in Stereo format, the microphone input is recorded on the left
channel only
channel only, and the mixer output is recorded on the right channel for echo
cancellation purposes (when required by an application).
Speaker volume
Check that the speakers are connected to a power supply.
If batteries are used, and there are already some installed, try replacing them.
control does not work
Distorted audio
Check that the master and source mixers (of the volume control program) are not
set to the maximum. These controls should be set to around 75% of their maximum
output
values.
Humming noise
If the power grounding of your audio components is inadequate, a humming noise
may be generated. This may happen if your PC is connected to a hi-fi system. Plug
all devices into adjacent power outlets (outlets within 5 cm / 2 inches of each
other), or use line filters.
in the right corner of the taskbar. Click the
Using Sound on Your PC
Solving Problems with Sound
English 21