CHAPTER 4: Troubleshooting
Symptom / Error | Action in Sequence  | |
  | 
  | 
  | 
USB does not work correctly.  | ■  | Test or replace the system board.  | 
  | 
  | 
  | 
Printer problems.  | ■  | Ensure the “Parallel Port” in the “Onboard Devices  | 
  | 
  | Configuration” of BIOS Setup Utility is set to Enabled.  | 
  | ■  | Onboard Devices Configuration.  | 
  | ■  | Run the printer   | 
  | ■  | Reinstall the printer driver.  | 
  | ■  | Test or replace the printer cable.  | 
  | ■  | Test or replace the printer.  | 
  | ■  | Test or replace the system board.  | 
  | 
  | 
  | 
Serial or parallel port device problems.  | ■  | Ensure the “Serial Port” in the “Devices Configuration” of  | 
  | 
  | BIOS Setup Utility is set to Enabled.  | 
  | ■  | Reinstall the device driver.  | 
  | ■  | Test or replace the device cable.  | 
  | ■  | Test or replace the device.  | 
  | ■  | Test or replace the system board.  | 
  | 
  | 
  | 
Keyboard/Touchpad-Related  Symptoms
Symptom / Error | Action in Sequence  | |
  | 
  | 
  | 
The keyboard (one or more keys) does  | ■  | Reconnect the keyboard cable.  | 
not work.  | ■  | Test or replace the keyboard.  | 
  | ■  | Test or replace the system board.  | 
  | 
  | 
  | 
The touchpad does not work.  | ■  | Reconnect the touchpad cable.  | 
  | ■  | Test or replace the touchpad board.  | 
  | ■  | Test or replace the system board.  | 
  | 
  | 
  | 
Modem-Related  Symptoms
Symptom / Error | Action in Sequence  | |
  | 
  | 
  | 
The internal modem does not work  | ■  | Test the modem phone port.  | 
correctly.  | ■  | Test or replace the modem combo card.  | 
  | ■  | Test or replace the system board.  | 
  | 
  | 
  | 
Important
If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page xli.
xl