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Dell Inspiron 545 MT User Manual: Touch Pad Or Mouse Problems For Laptop Computers

Dell inspiron 545 mt: user guide.
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No Sound From Headphones
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
C
securely inserted into the headphone connector (see the documentation shipped with
your computer).
A
D J U S T T H E
W
I N D O W S V O L U M E C O N T R O L
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 for Laptop Computers

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→ Control Panel→ Printers and Other Hardware→ Mouse.
2 Try adjusting the settings.
H E C K T H E M O U S E C A B L E
C
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 computer.
O V E R I F Y T H A T T H E P R O B L E M I S W I T H T H E M O U S E
T
1 Shut down the computer.
2 Disconnect the mouse.
3 Turn on the computer.
4 At the Windows desktop, use the touch pad to move the cursor around,
select an icon, and open it.
If the touch pad operates correctly, the mouse may be defective.
H E C K T H E S YS T E M S E T U P P R O G R A M S E T T I N G S
C
program lists the correct device for the pointing device option. (The computer
automatically recognizes a USB mouse without making any setting adjustments.) For
more information on using the system setup program, see "System Setup" on
page 307.
E S T T H E M O U S E C O N T R O L L E R
T
pointer movement) and the operation of the touch pad or mouse buttons, run the
Mouse test in the Pointing Devices test group in the Dell Diagnostics (see "Running
the Dell Diagnostics" on page 281).
R
E I N S T A L L T H E T O U C H P A D D R I V E R
page 79.
— Click or double-click the speaker icon
— Shut down the computer. Disconnect the mouse cable,
— To test the mouse controller (which affects
— See "Installing Drivers for Media Drives" on
— Ensure that the headphone cable is
C H E C K T H E T O U C H P A D
,
— Verify that the system setup
Troubleshooting
301

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