HP OmniBook 500 hp omnibook 500 - Corporate Evaluator's Guide - Page 160

If the serial or parallel port is not working, If the USB port is not working, Startup Problems

Page 160 highlights

Troubleshooting Your Computer Troubleshooting Techniques • Check the port settings in Control Panel: 1. Click Start, Settings, Control Panel, then double-click System. 2. Open the hardware Device Manager, then double-click Ports (COM & LPT). If the serial or parallel port is not working • Make sure the port connection is secure. • Check the port settings in Control Panel: 1. Click Start, Settings, Control Panel, then double-click System. 2. Open the hardware Device Manager, then double-click Ports (COM & LPT). • Use the BIOS Setup utility to make sure the serial and parallel ports are enabled-see "To run the BIOS Setup utility" on page 86. • Test the ports with the e-DiagTools diagnostics-see "Testing the Hardware" on page 162. 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: 1. Click Start, Settings, Control Panel, then double-click System. 2. Open the hardware Device Manager, then double-click Universal Serial Bus Controller. • Test the USB port with the e-DiagTools diagnostics- see "Testing the Hardware" on page 162. Startup Problems If the computer doesn't respond when you turn it on • Connect the AC adapter. • Try turning on the unit by pressing the blue sleep button. • Reset the computer by inserting a straightened paper clip into the system-off switch on the left side of the computer. Then turn it on by pressing the blue sleep button. 160 Corporate Evaluator's Guide

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Troubleshooting Your Computer
Troubleshooting Techniques
160
Corporate Evaluator’s Guide
Check the port settings in Control Panel:
1.
Click Start, Settings, Control Panel, then double-click System.
2.
Open the hardware Device Manager, then double-click Ports (COM & LPT).
If the serial or parallel port is not working
Make sure the port connection is secure.
Check the port settings in Control Panel:
1.
Click Start, Settings, Control Panel, then double-click System.
2.
Open the hardware Device Manager, then double-click Ports (COM & LPT).
Use the BIOS Setup utility to make sure the serial and parallel ports are enabled—see
“To run the BIOS Setup utility” on page 86.
Test the ports with the e-DiagTools diagnostics—see “Testing the Hardware” on
page 162.
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:
1.
Click Start, Settings, Control Panel, then double-click System.
2.
Open the hardware Device Manager, then double-click Universal Serial Bus
Controller.
Test the USB port with the e-DiagTools diagnostics— see “Testing the Hardware” on
page 162.
Startup Problems
If the computer doesn’t respond when you turn it on
Connect the AC adapter.
Try turning on the unit by pressing the blue sleep button.
Reset the computer by inserting a straightened paper clip into the system-off switch
on the left side of the computer. Then turn it on by pressing the blue sleep button.