Dell Latitude D500 User Manual download pdf (Page 24)

Fill out the Diagnostics Checklist as you perform the various checks.

Check the touch pad settings —

Windows XP

1. Click the Start button, click Control Panel, and then click Printers and Other Hardware.

2. Click Mouse.

3. Try adjusting the settings.

Windows 2000

1. Click the Start button, point to Settings, and then click Control Panel.

2. Double-click the Mouse icon.

3. Try adjusting the settings.

Check the mouse cable — Shut down the computer. Disconnect the mouse cable, check it for damage, and

firmly reconnect the cable.

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

To verify that the problem is with the mouse, check the touch pad —

1. Shut down the computer.

2. Disconnect the mouse.

3. Turn on the computer.

4. At the Windows desktop, use the touch pad to move the cursor around, select an icon, and open it.

If the touch pad operates correctly, the mouse may be defective.

Check the system setup program settings — Verify that the system setup program lists the correct device

for the pointing device option. (The computer automatically recognizes a USB mouse without making any

setting adjustments.)

Test the mouse controller — To test the mouse controller (which affects pointer movement) and the

operation of the touch pad or mouse buttons, run the Mouse test in the Pointing Devices test group in the

Dell Diagnostics

Reinstall the touch pad driver — See "Reinstalling Software."

External Keyboard Problems

Fill out the Diagnostics Checklist as you perform the various checks.

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.

Check the keyboard cable — 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.

Check the external keyboard —

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.

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Dell Latitude D500 User Manual Page 24