R
U N T H E S P E A K E R D I A G N O S T I C S
R
E I N S T A L L T H E S O U N D D R I V E R
U N T H E
A R D W A R E
R
H
T
on page 56.
No sound from headphones
C
H E C K T H E H E A D P H O N E C A B L E C O N N E C T I O N
into the headphone connector (see "Front and Back View of the Computer" on page 13).
D J U S T T H E
I N D O W S V O L U M E C O N T R O L
A
W
corner of your screen. Ensure that the volume is turned up and that the sound is not muted.
Video and Monitor Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide.
NOTE:
See the monitor documentation for troubleshooting procedures.
The screen is blank
C
H E C K T H E M O N I T O R C A B L E C O N N E C T I O N
• Ensure that the monitor cable is connected as shown on the setup diagram for your computer.
• Remove any video extension cables and connect the monitor directly to the computer.
• Swap the computer and monitor power cables to determine if the monitor's power cable is defective.
• Check the connectors for bent or broken pins (it is normal for monitor cable connectors to have missing
pins).
C
H E C K T H E M O N I T O R P O W E R L I G H T
• If the power light is lit or blinking, the monitor has power.
• If the power light is off, firmly press the button to ensure that the monitor is turned on.
• If the power light is blinking, press a key on the keyboard or move the mouse to resume normal
operation.
— See your speaker documentation for more information.
— See "Reinstalling Drivers" on page 55.
R O U B L E S H O O T E R
— See "Resolving Software and Hardware Incompatibilities"
— Ensure that the headphone cable is securely inserted
— Click or double-click the speaker icon in the lower-right
—
—
47
Solving Problems