Dell Dimension 4600C - Manual (Page 40)

40
Solving Problems
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No sound from headphones
Video and Monitor Problems
If the screen is blank
NOTE:
See the monitor documentation for troubleshooting procedures.
R EINSTALL THE AUDIO ( SOUND ) DRIVER — See page 49.
C HECK FOR INTERRUPT REQUEST CONFLICTS — See page 52.
C HECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted into
the headphone connector (see page 53).
D ISABLE DIGITAL MODE — Your headphones do not work if the CD drive is operating in digital mode.
To disable digital mode:
1 Click the Start button, click Control Panel, and then click Sounds, Speech, and Audio Devices.
2 Click Sounds and Audio Devices.
3 Click the Hardware tab.
4 Double-click the name of your CD drive.
5 Click the Properties tab.
6 Uncheck the Enable digital CD audio for this CD-ROM device box.
A DJUST THE W INDOWS VOLUME CONTROL — Click or double-click the speaker icon in the lower-right
corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
C HECK THE MONITOR POWER LIGHT — If the power light is off, firmly press the button to ensure that the
monitor is turned on. If the power light is lit or blinking, the monitor has power. If the power light
is blinking, press a key on the keyboard or move the mouse.
C HECK THE MONITOR CABLE CONNECTION — Check the connector for bent or broken pins. (It is normal
for monitor cable connectors to have missing pins.) Ensure that the video cable is connected as
shown on the setup diagram for your computer.
T EST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.