AR E Q U I R E D . DLL F I L E W A S N O T F O U N D The program that you are trying to open is missing an essential file. Remove and then reinstall the program.

1 Click the Start button and click Control Panel.

2 Click Add or Remove Programs.

3 Select the program you want to remove.

4 Click Remove or Change/Remove and follow the prompts on the screen. 5 See the program documentation for installation instructions.

<D R I V E L E T T E R >:\ I S N O T A C C E S S I B L E . T H E D E V I C E I S N O T R E A D Y Insert a disk into the drive

and try again.

Keyboard Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

NOTE: Use the integrated keyboard when working in MS-DOS®mode or when running the

Dell Diagnostics or the system setup program. When you attach an external keyboard, the integrated keyboard remains fully functional.

External Keyboard Problems

NOTE: When you attach an external keyboard, the integrated keyboard remains fully functional.

C H E C K T H E K E Y B O A R D C A B L E Shut down the computer. Disconnect the keyboard cable and check it for damage, and firmly reconnect the cable.

If you are using a keyboard extension cable, disconnect it and connect the keyboard directly to the computer.

C H E C K T H E E X T E R N A L K E Y B O A R D

1 Shut down the computer, wait 1 minute, and turn it on again.

2 Verify that the numbers, capitals, and scroll lock lights on the keyboard blink during the boot routine.

3 From the Windows desktop, click the Start button, point to Programs, point to Accessories, and click Notepad.

4 Type some characters on the external keyboard and verify that they appear on the display.

If you cannot verify these steps, you may have a defective external keyboard.

Solving Problems

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Dell 1000 owner manual External Keyboard Problems