HP ap5000 Maintenance and Service Guide: HP ap5000 All-In-One Point of Sale Sy - Page 36

Solving Audio Problems, If you encounter audio problems

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Solving Audio Problems If you encounter audio problems, see the common causes and solutions listed in the following table. Table 4-6 Solving Audio Problems Sound cuts in and out. Cause Solution Processor resources are being used by other open applications. Direct sound latency, common in many media player applications. Shut down all open processor-intensive applications. In Windows XP only: 1. From the Control Panel, select Sounds and Audio Devices. 2. On the Audio tab, select a device from the Sound Playback list. 3. Click the Advanced button and select the Performance tab. 4. Set the Hardware acceleration slider to None and the Sample rate conversion quality slider to Good and retest the audio. 5. Set the Hardware acceleration slider to Full and the Sample rate conversion quality slider to Best and retest the audio. Sound does not come out of the speaker. Cause Software volume control is turned down. Audio is disabled in Computer Setup. The external speakers are not turned on. The audio device may be connected to the wrong jack. Volume is muted. Computer is in standby mode. Solution Double-click the Speaker icon on the taskbar, then make sure that Mute is not selected and use the volume slider to adjust the volume. Enable the audio in Computer Setup: Advanced > HD Audio. Turn on the external speakers. Ensure that the device is connected to the correct jack on the side I/O panel of the computer. The speaker jack is green; the microphone jack is pink. 1. From the Control Panel program, click Sound, Speech and Audio Devices, then click Sounds and Audio Devices. 2. Click the Mute check box to remove the check mark from the box. 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. 28 Chapter 4 Troubleshooting

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Solving Audio Problems
If you encounter audio problems, see the common causes and solutions listed in the following table.
Table 4-6
Solving Audio Problems
Sound cuts in and out.
Cause
Solution
Processor resources are being used by other open
applications.
Shut down all open processor-intensive applications.
Direct sound latency, common in many media player
applications.
In Windows XP only:
1.
From the
Control Panel
, select
Sounds and Audio
Devices
.
2.
On the
Audio
tab, select a device from the
Sound
Playback
list.
3.
Click the
Advanced
button and select the
Performance
tab.
4.
Set the
Hardware acceleration
slider to
None
and the
Sample rate conversion quality
slider to
Good
and
retest the audio.
5.
Set the
Hardware acceleration
slider to
Full
and the
Sample rate conversion quality
slider to
Best
and
retest the audio.
Sound does not come out of the speaker.
Cause
Solution
Software volume control is turned down.
Double-click the
Speaker
icon on the taskbar, then make
sure that
Mute
is not selected and use the volume slider to
adjust the volume.
Audio is disabled in Computer Setup.
Enable the audio in Computer Setup:
Advanced
>
HD
Audio
.
The external speakers are not turned on.
Turn on the external speakers.
The audio device may be connected to the wrong jack.
Ensure that the device is connected to the correct jack on the
side I/O panel of the computer. The speaker jack is green;
the microphone jack is pink.
Volume is muted.
1.
From the
Control Panel
program, click
Sound, Speech
and Audio Devices
, then click
Sounds and Audio
Devices
.
2.
Click the
Mute
check box to remove the check mark
from the box.
Computer is in
standby
mode.
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.
28
Chapter 4
Troubleshooting