Dell Latitude XT (Late 2007) - Manual (Page 136)

136 Troubleshooting
adjust the volume, bass, or treble to eliminate distortion.
A
D J U S T T H E W I N D O W S VO LUM E C O N T RO L — 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.
D
I S C O N N E CT H E A D P H O N E S F R O M T H E H E A D P H O N E C O N N E CT O R — Sound from the
speaker is automatically disabled when headphones are connected to the Tablet-PC
headphone connector.
T
E S T T H E E L E C T R I CA L O U T L E T — Ensure that the electrical outlet is working by
testing it with another device, such as a lamp.
E
L I M I N A T E P O S SI B L E I N TE R F E R E N CE — Turn off nearby fans, fluorescent lights, or
halogen lamps to check for interference.
R
U N T H E S P E A KE R D I A G N O S T I C S
R E I N S TA L L T H E A U D I O D R I V E R — See "Reinstalling Drivers and Utilities" on
page 146.
R
U N T H E H A R D W A R E T R O U B L E S H O O T E R — See "Windows Hardware
Troubleshooter" on page 126.
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 CT I O N — Ensure that the headphone cable is
securely inserted into the headphone connector (see "Right Side View" on page 34).
A
D J U S T T H E W I N D O W S VO LUM E C O N T RO L — 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.
Touch Pad or Mouse Problems
C H E C K T H E T O U C H P A D S E T T I N G S —
1 Click Start (or Start in Windows XP)→ Control Panel→ Printers and Other
Hardware→ Mouse.
2 Try adjusting the settings.
C H E C K T H E M O U S E CA BLE — Shut down the Tablet-PC. Disconnect the mouse
cable, check it for damage, and firmly reconnect the cable.
If you are using a mouse extension cable, disconnect it and connect the
mouse directly to the Tablet-PC.
T O VE R I FY T H A T T H E P RO B L E M I S W I T H T H E M O U S E , C H E C K T H E T O U C H P A D —
1 Shut down the Tablet-PC.
2 Disconnect the mouse.
book.book Page 136 Tuesday, May 13, 2008 5:03 PM