Keyboard Problems - Dell Dimension C521 Owner's Manual

A R E Q U I R E D . D L L F I L E W A S N O T F O U N D
essential file. To remove and then reinstall the program:
1
Click the Start button, click Control Panel, and then click Add or Remove Programs.
2
Select the program you want to remove.
3
Click the Change or Remove Program icon.
4
See the program documentation for installation instructions.
drive letter : \ I S N O T A C C E S S I B L E
Insert a disk into the drive and try again.
I N S E R T B O O T A B L E M E D I A
N O N - S YS T E M D I S K E R R O R
N O T E N O U G H M E M O R Y O R R E S O U R C E S
windows and open the program that you want to use. In some cases, you might have to restart your
computer to restore computer resources. If so, run the program that you want to use first.
O P E R A T I N G S YS T E M N O T F O U N D

Keyboard Problems

CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions located in the
Product Information Guide.
C H E C K T H E K E Y B O A R D C A B L E
• Ensure that the keyboard cable is firmly connected to the computer.
• Shut down the computer (see "Turning Off Your Computer" on page 59), reconnect the keyboard cable
as shown on the setup diagram for your computer, and then restart the computer.
• Ensure that the cable is not damaged or frayed and check cable connectors for bent or broken pins.
Straighten any bent pins.
• Remove keyboard extension cables and connect the keyboard directly to the computer.
T E S T T H E K E Y B O A R D — Connect a properly working keyboard to the computer. Then, try using the
keyboard.
— The program that you are trying to open is missing an
. T H E D E V I C E I S N O T R E A D Y
— Insert a bootable floppy disk or CD.
— Remove the floppy disk from the drive and restart your computer.
. C L O S E S O M E P R O G R A M S A N D T R Y A G A I N
— Contact Dell (see "Contacting Dell" on page 108).
—
— The drive cannot read the disk.
— Close all
Solving Problems
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