62
Solving Problems
No sound from headphones
Video and Monitor Problems
CAUTION:
Before you perform any of the procedures in this section, follow the safety instructions in the
Product
Information Guide
.
NOTE:
See the monitor documentation for troubleshooting procedures.
The screen is blank
D
ISCONNECT
HEADPHONES
FROM
THE
HEADPHONE
CONNECTOR
—
Sound from the speakers is
automatically disabled when headphones are connected to the computer’s front-panel headphone
connector.
T
EST
THE
ELECTRICAL
OUTLET
—
Ensure that the electrical outlet is working by testing it with another
device, such as a lamp.
E
LIMINATE
POSSIBLE
INTERFERENCE
—
Turn off nearby fans, fluorescent lights, or halogen lamps to
check for interference.
R
EINSTALL
THE
SOUND
DRIVER
—
See "Reinstalling Drivers" on page 71.
R
UN
THE
H
ARDWARE
T
ROUBLESHOOTER
—
See "Resolving Software and Hardware Incompatibilities"
on page 72.
C
HECK
THE
HEADPHONE
CABLE
CONNECTION
—
Ensure that the headphone cable is securely inserted
into the headphone connector (see "Front View of the Computer" on page 13).
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 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 power cable is defective.
• Check the connectors for bent or broken pins (it is normal for monitor cable connectors to have missing
pins).
DIM_book.book Page 62 Monday, October 15, 2007 11:04 AM
Содержание 9200
Страница 12: ...12 Finding Information DIM_book book Page 12 Monday October 15 2007 11 04 AM ...
Страница 36: ...36 Setting Up and Using Your Computer DIM_book book Page 36 Monday October 15 2007 11 04 AM ...
Страница 48: ...48 Optimizing Performance DIM_book book Page 48 Monday October 15 2007 11 04 AM ...
Страница 64: ...64 Solving Problems DIM_book book Page 64 Monday October 15 2007 11 04 AM ...
Страница 76: ...76 Troubleshooting Tools DIM_book book Page 76 Monday October 15 2007 11 04 AM ...
Страница 158: ...158 Appendix DIM_book book Page 158 Monday October 15 2007 11 04 AM ...
Страница 170: ...170 Glossary DIM_book book Page 170 Monday October 15 2007 11 04 AM ...