Dell Dimension 8250 Series, Owner'S Manual

Page: 49 / 156

Solving Problems 49
Mouse Problems
T
E S T T HE KE YB O A R D
— Connect a properly working keyboard to the
computer, and try using the keyboard. If the new keyboard works, the original
keyboard is faulty.
C
HE C K F O R IN T E R RU P T R E Q U ES T C O N F L I C T S
—
See page 70.
R
E S T A R T THE C O MP U T E R
—
1
Simultaneously press <Ctrl><Esc> to display the Start menu.
2
Type
u
, press the keyboard arrow keys to highlight Shut down or Turn Off , and
then press <Enter>.
3
After the computer turns off, press the power button to restart the computer.
I
F Y O U CO N NE C T E D THE MO U S E B E F O R E T UR NI N G O N T H E
C O MP U T ER
,
R E CO N NE C T THE MO U S E CA B L E
—
1
Simultaneously press <Ctrl><Esc> to display the Start menu.
2
Type
u
, press the keyboard arrow keys to highlight Shut down or Turn Off , and
then press <Enter>.
3
After the computer turns off, reconnect the mouse cable as shown on the
setup diagram for your computer.
4
Start the computer.
I
F Y O U C O NN E C T ED T H E MO U S E A F T E R T U R N I N G O N T H E CO M P UT E R
,
R EM O V E T H E P O W E R C A B L E
,
AN D T H E N R E C ON NE C T THE MO U S E
C AB L E
—
If the mouse is connected after the power is turned on, the mouse
appears to be nonfunctional. To make the mouse function properly:
1
While your computer is on, remove the power cable from the back of the
computer.
2
Connect the mouse to the computer.
3
Reconnect the power cable.
4
Turn on your computer.
Pressing the power button does not clear the computer’s settings and does not
restore mouse functionality.