Dell Inspiron 8000 Manual page 45

If there are multiple entries for the same modem or modems listed that are not installed, delete the entries
and restart the computer.
3. Click the Diagnostics tab.
4. Click the COM port for your modem.
5. Click More Info 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—
power source and that the scanner is turned on.
Check the scanner cable connection—
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 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.
External Keyboard Problems
HINT: If you connect an external PS/2 keyboard or keypad to the computer, the numeric keypad on the integrated keyboard is disabled. If you connect
an external USB keyboard or keypad to the computer, the numeric keypad remains enabled.
Disconnect the keyboard cable—
connector for bent or broken pins.
Unexpected Characters
Disable the numeric keypad— Press the <Num Lk> key to disable the numeric keypad. Verify that the numbers lock
light is not lit.
Drive Problems
HINT: For information on saving files to a floppy disk, see the
If you cannot save a file to a floppy disk
Ensure that Windows recognizes the drive—
perform a full scan with your antivirus software to check for and remove viruses. Viruses can sometimes prevent
Windows from recognizing the drive.
Cannot save files to a floppy disk—
following figure.
Test the drive with another floppy disk—
floppy disk is defective.
Ensure that the scanner power cable is firmly connected to a working electrical
Ensure that the scanner cable is firmly connected to the computer and to the
Shut down the computer. Disconnect the keyboard cable and check the cable
Tell Me How
Double-click the My Computer icon. If the floppy drive is not listed,
Ensure that the floppy disk is not full or write-protected (locked). See the
Insert another floppy disk to eliminate the possibility that the original
help file.