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A REQU IR E D . DL L F I LE WAS N OT F OU N D — The program that you are trying to open is missing
an essential file. To remove and then reinstall the program:
Click the Start button, click Control Panel, and then click Add or Remove Programs.
1
Select the program you want to remove.
2
Click the Change or Remove Program icon.
3
See the program documentation for installation instructions.
4
drive letter :\ IS NOT ACCESS IBLE. THE DEVICE IS NOT READY — The drive cannot
read the disk. Insert a disk into the drive and try again.
INS E R T BO O TA B LE M E DI A — Insert a bootable floppy disk or CD.
N OT E N O UG H ME M O RY O R R E S OU R C E S . CL OS E SO ME P RO GRA MS A ND TRY AG AI N —
Close all 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.
OP ER ATI NG SYSTEM NO T FO UND — Contact Dell (see "Contacting Dell" on page 63).
Keyboard Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions located in
"Safety, Environmental, and Ergonomic Instructions" on page 48.
CHEC K THE KEYB OARD CABL E —
• Ensure that the keyboard cable is firmly connected to the computer.
• Shut down the computer (see "Turning Off Your Computer" on page 37), 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.
TEST THE KEYBOARD — Connect a properly working keyboard to the computer. Then, try using
the keyboard.
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Solving Problems
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