External Keyboard Problems - Dell Inspiron 4100 Solution Manual

48
So l v i n g P r o bl e m s
O V E R I FY TH A T T HE P R O B L E M I S W I T H T HE M O U S E
T
T O U C H P A D
Turn off the computer.
1
Disconnect the mouse.
2
Turn on the computer.
3
At the Windows desktop, use the touch pad to move the cursor around, select
4
an icon, and open it.
If the touch pad operates correctly, the mouse may be defective.
E I NS T A LL TH E TO UC H P A D D R I V E R
R

External Keyboard Problems

H E C K T HE KE Y B O A R D C A B LE
C
Disconnect the keyboard cable and check it for damage. For PS/2 cables, check
the cable connector for bent or broken pins. Firmly reconnect the cable.
If you are using a keyboard extension cable, disconnect it and connect the
keyboard directly to the computer.
H E C K T HE E X T E R N A L K E Y B O A R D
C
Turn off the computer, wait 10 to 20 seconds, and turn it on again.
1
Verify that the numbers, capitals, and scroll lock lights on the keyboard blink
2
during the boot routine
From the Windows XP desktop, click Start, point to All Programs, point to
3
Accessories, and click Notepad.
From the Windows Me or Windows 2000 desktop, click Start, point to
4
Programs, point to Accessories, and click Notepad.
Type some characters on the external keyboard and verify that they appear on
5
the display.
If you cannot verify these steps, you may have a defective external keyboard.
,
See page 58.
—
— Shut down the computer (see page 24).
C H E C K TH E