Troubleshooting and Maintenance Troubleshooting Techniques ?? Disable the internal modem: 1. Click Start, Control Panel, Performance and Maintenance, System. On the Hardware tab, open the Device Manager. 2. Double-click Modem to list the current modem devices. ?? Check the port settings in Control Panel: click Start, Control Panel, Performance and Maintenance, System. On the hardware tab, open the Device Manager, then double- click Universal Serial Bus controllers. 3. Double-click the internal modem, then select the option to disable the modem. ?? Make sure the port connection is secure. If the parallel port is not working ?? Check the port settings in Control Panel:
click Start, Control Panel, Performance and Maintenance, System. On the Hardware tab, open the Device Manager, and double- click Ports (COM & LPT). ?? Test the ports with the e-DiagTools diagnostics— see “Testing the Hardware” on page 116. If the USB port is not working ?? Contact the vendor of the peripheral device— and the HP Notebook web site (www.hp.com/notebooks)— for the latest versions of the USB drivers and the driver for the device. ?? Check the port settings in Control Panel: click Start, Control Panel, Performance and Maintenance, System. On the Hardware tab, open the Device Manager, and double- click Universal Serial Bus controllers. ??
Test the USB port with the e-DiagTools diagnostics— see “Testing the Hardware” on page 116. PC card (PCMCIA) problems If the notebook doesn’t recognize a PC Card ?? Remove and reinsert the PC Card. ?? Put the notebook on standby, then resume. ?? Restart the notebook. Reference Guide 109