Solving Problems: Dell Inspiron 4100

6.Click the Diagnostics tab to verify that the modem is communicating with Windows.

If all commands receive responses, the modem is operating properly.

Scanner Problems

Check the power cable connection— Ensure that the scanner power cable is firmly connected to a working electrical power source and that the scanner is turned on. If the device is plugged into a surge protector, try plugging it directly into an electrical outlet.

Check the scanner cable connection— Ensure that the scanner cable is firmly connected to the computer and to the scanner.

Unlock the scanner— Ensure that your scanner is unlocked if it has a locking tab or button.

Reinstall the scanner driver— See the scanner documentation for instructions.

Touch Pad or Mouse Problems

Check the touch pad settings— Click the Start button, point to Settings, click Control Panel, and then double-click the Mouse icon. Try adjusting the settings.

Check the mouse cable— Shut down the computer. Disconnect the mouse 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 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 pad1.Turn off 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.Reinstall the touch pad driver— See "Reinstalling Drivers and Utilities."

file:///I/SERVICE%20MANUALS/DELL%20MANUALS/LA...0ok/Inspiron/4100/4100_SERVICE_MAN/solving.htm (10 of 32)6/21/2004 1:02:19 AM