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System Diagnostics and
Troubleshooting
Troubleshooting Scenarios and Solutions 151
Solving Audio Problems
Table 5-28 Audio Problems
Problem Cause Solution
Sound does not come out of the
speaker or headphones.
Software volume control is
turned down.
Double-click the Speaker icon on the taskbar and
use the volume slider to adjust the volume.
The external speakers are
not turned on.
Turn on the external speakers.
External speakers plugged
into the wrong audio jack.
See the sound card documentation for proper
speaker connection.
Audio cable is not
connected.
Connect the audio cable between the CD or DVD-
ROM drive and the system board.
Digital CD audio is
not enabled.
Enable digital CD audio:
1. Open the Control Panel and select System.
2. On the Hardware tab, click the Device
Manager button.
3. Right-click the CD/DVD device and select
Properties.
4. On the Properties tab, be sure “Enable digital
CD audio for this CD-ROM device” is selected.
Headphones or devices
connected to the line-out
connector mute the internal
speaker.
Turn on and use headphones or external speakers, if
connected, or disconnect headphones or external
speakers.
Volume is muted. 1. Open the Control Panel, click Sound, Speech
and Audio Devices, then click Sounds and
Audio Devices.
2. Deselect the Mute checkbox.
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 workstation will shut down and you will lose your data.
Noise or no sound comes out of
the speakers or headphones.
1. If using digital speakers that have a stereo jack
and want the system to auto-switch to digital,
use a stereo-to-mono adapter to properly
engage the auto-sense feature or use the
multimedia device properties to manually switch
the audio signal from analog to digital.
2. If the headphones have a mono jack, use the
multimedia device properties to switch the
system to analog out.