88
Solving Problems
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T
O
V E RI F Y
T H A T
T H E
P R O B L E M
I S
WIT H
T H E
E X T E RN A L
KE Y BOA RD
,
C H E CK
T H E
I N T E G RA T E D
K EY B O A RD
—
1
Shut down the computer.
2
Disconnect the external keyboard.
3
Turn on the computer.
4
From the Windows desktop, click the
Start
button, point to
Programs
→
Accessories
, and
click
Notepad
.
5
Type some characters on the internal keyboard and verify that they appear on the display.
If the characters appear now but did not with the external keyboard, you may have a defective
external keyboard. Contact Dell. See "Contacting Dell" on page 145.
R
U N
TH E
KE Y BOA RD
D I A G N O S TI CS
T E S T S
—
Run the PC-AT Compatible Keyboards tests in the
Dell Diagnostics (see page 77). If the tests indicate a defective external keyboard, contact Dell. See
"Contacting Dell" on page 145.
Unexpected characters
D
I SA B L E
T H E
N U ME R I C
K E YP A D
—
Press <Num Lk> to disable the numeric keypad if numbers are
displayed instead of letters. Verify that the numbers lock light is not lit.
Lockups and Software Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the
Product Information Guide
.
The computer does not start up
E
N SU RE
T H A T
T H E
AC
A D A P TE R
I S
F I R ML Y
C O N N E C T E D
T O
T H E
CO MP U T E R
A N D
T O
T H E
E L E C T R I CA L
O U T L E T
The computer stops responding
NOTICE:
You might lose data if you are unable to perform an operating system shutdown.
T
U R N
T H E
C O M PU TE R
O F F
—
If you are unable to get a response by pressing a key on your
keyboard or moving your mouse, press and hold the power button for at least 8 to 10 seconds
until the computer turns off. Then restart your computer.
A program stops responding or crashes repeatedly
E
N D
T H E
P R O G R A M
—
1
Press <Crtl><Shift><Esc> simultaneously.
2
Click the
Applications
tab and select the program that is no longer responding.
3
Click
End Task
.
book.book Page 88 Wednesday, October 26, 2005 1:00 PM