HP dc7700 - Convertible Minitower PC Troubleshooting Manual page 34

Table 2-7 Solving Audio Problems (continued)
Sound does not come out of the speaker or headphones.
Cause
Headphones or devices connected to the line-out connector
mute the internal speaker.
Computer is in standby mode.
Sound from headphones is not clear or muffled.
Cause
Headphones are plugged into the rear audio output connector.
The rear audio output connector is for powered audio devices
and is not designed for headphone use.
Computer appears to be locked up while recording audio.
Cause
The hard disk may be full.
Line-in, Line-out, headphone, or microphone jacks are not functioning properly.
Cause
Jacks have been reconfigured in the audio driver or application
software.
28 Chapter 2 Troubleshooting Without Diagnostics
Solution
Turn on and use headphones or external speakers, if
connected, or disconnect headphones or external speakers.
Press the power button to resume from standby mode.
CAUTION: When attempting to resume from
standby mode, do not hold down the power button for
more than four seconds. Otherwise, the computer will
shut down and you will lose any unsaved data.
Solution
Plug the headphones into the headphone connector on the
front of the computer.
Solution
Before recording, make sure there is enough free space on the
hard disk. You can also try recording the audio file in a
compressed format.
Solution
In the audio driver or application software, reconfigure the
jacks or set the jacks to their default values.
ENWW