Dell Dimension 5150/E510 - Manual (Page 44)

44
Solving Problems
No sound from headphones
Video and Monitor Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product Information Guide.
NOTE:
See the monitor documentation for troubleshooting procedures.
If the screen is blank
R EINSTALL THE SOUND DRIVER — See "Manually Reinstalling Drivers" on page 53.
R UN THE H ARDWARE T ROUBLESHOOTER — See "Resolving Software and Hardware Incompatibilities"
on page 53.
C HECK THE HEADPHONE CABLE CONNECTION — Ensure that the headphone cable is securely inserted
into the headphone connector (see "headphone connector" on page 61).
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 CABLE CONNECTION —
• Ensure that the graphics cable is connected as shown on the setup diagram for your computer.
• If you are using a graphics extension cable and removing the cable solves the problem, the cable is defective.
• Swap the computer and monitor power cables to determine if the power cable is defective.
• Check the connector for bent or broken pins. (It is normal for monitor cable connectors to have missing pins.)
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.
T EST THE ELECTRICAL OUTLET — Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.
C HECK THE DIAGNOSTIC LIGHTS — See "Diagnostic Lights" on page 47.
WD846bk2.book Page 44 Thursday, September 14, 2006 2:40 PM