Solving Audio Problems - HP Z1 Maintenance And Service Manual

Solving audio problems

Table 4-5
Problem
Sound does not come
out of the speaker or
headphones.
Sound quality (such as
tone, focus, space,
equalization, treble or
bass) from the internal
speakers is not
acceptable.
Sound occurs
intermittently.
Workstation appears to
be locked up while
recording audio.
The optical S/PDIF
output does not work.
72 Chapter 4 Diagnostics and troubleshooting
Audio problems
Cause
Software volume control is
turned down.
The external speakers are
not turned on.
External speakers plugged
into the wrong audio jack.
Digital CD audio is
not enabled.
Headphones or devices
connected to the line-out
connector have muted the
internal speaker.
Volume is muted.
Computer is in Standby
mode.
The graphic equalizer (EQ)
and/or SRS audio
enhancement settings have
been changed and are not
appropriate for the audio
content being played.
Processor resources are
being used by other open
applications.
The hard disk might be full.
S/PDIF is not the default
audio output device.
Solution
Click the Speaker icon on the taskbar and use the volume
slider to adjust the volume, and/or adjust the volume control in
the audio player.
Turn on the external speakers.
See your sound card documentation for proper speaker
connection.
Enable digital CD audio:
1. From the Control Panel, select Device Manager.
2. Right-click the DVD/CD-ROM device and select
Properties.
3. On the Driver Properties tab, select Enable.
Turn on and use headphones or external speakers, if connected,
or disconnect headphones or external speakers.
Click the Speaker icon on the taskbar and make sure the mute
button below the volume slider is not selected.
Press the power button to resume from Standby mode.
1.
Open the SRS user interface (found either in the Control
Panel or the taskbar).
2. Go to the Advanced Settings tab.
3. Click the Reset button under Default Settings.
This restores the SRS audio enhancement settings, graphic
equalizer, and volume to the default settings, which are
optimized for most audio content.
Shut down all open processor-intensive applications.
1. Before recording, be sure there is enough free space on the
hard disk.
2.
Try recording the audio file in a compressed format.
1. Go to Control Panel > Sound.
2. On the Playback tab, select Digital Output (S/PDIF).
3. Click Set Default.