Product specifications
8 PC Troubleshooting and System Recovery Guide
Audio
Symptom Problem Solution
Volume is muted. Press the Mute button on the keyboard to see if the mute feature
is turned on.
Or
1 Click Start, and then click Control Panel.
2 Click Sounds, Speech, and Audio Devices, if it is
present, and then double-click Sounds and Audio
Devices.
3 Click the Mute check box to remove the check mark from
the box.
Volume is turned down. Use the keyboard controls to increase the volume.
Speakers are turned off. Check whether speakers are turned on.
Speaker cables are not
properly connected.
Turn off your PC, and reconnect the speakers.
PC is in standby mode. Press the Standby button (select models only), or press the Esc
key on the keyboard to resume from standby mode.
A passive speaker system
is being used.
Replace the speaker system with an active speaker system. Active
speakers have a power cord and On button and connect to the
Audio Out (green) connector on the PC.
No sound is produced.
Headphones are
plugged in.
Unplug the headphones.
CD-ROM, CD-RW, DVD-ROM, or DVD Writer Drive
Symptom Problem Solution
Disc is upside down in the
drive tray.
Reinsert the disc with the label facing up.
DVD drive takes longer to
start because it has to
determine media type
being played.
Wait at least 30 seconds to let the DVD drive determine the type of
media. If it still does not start, read the other solutions listed in this
topic.
Disc is dirty. Clean the disc with a CD cleaning kit, available from most PC
stores.
CD-ROM, CD-RW,
DVD-ROM,
DVD+RW/+R,
DVD-RW/-R, or double-
layer DVD+R drive
cannot read a disc or
takes too long to start.
Windows does not detect
CD-ROM or DVD-ROM
driver.
Driver program may be corrupted. Force the software to reinstall it
by doing the following:
1 Click Start, and then click Control Panel.
2 Click Performance and Maintenance, if it is present, and
then double-click System.
3 Click the Hardware tab, and then click the Device Manager
button.
4 Click the plus sign (+) next to the DVD/CD-ROM drives, and
select the problem drive.
5 Click the Action menu item, and select Uninstall. Click OK.
6 Restart your PC: Click Start, click Turn Off Computer, and
then click Restart.