Heat Problems; Infrared Problems; Keyboard And Pointing Device Problems - HP Compaq Presario,Presario 2105 Reference Manual

Troubleshooting

Heat Problems

Your notebook normally gets warm during routine operation.
If the Notebook Gets Abnormally Hot
■
Always set the notebook on a flat surface, so that air can flow
freely around and underneath it.
■
Make sure the air vents on the bottom and sides of the
notebook are clear.
■
Keep in mind that games and other programs that drive CPU
usage toward 100 percent can increase the notebook
temperature.

Infrared Problems

If You Have Problems with Infrared
Communications
■
Make sure the line of sight between the 2 infrared ports is not
blocked, and that the ports face each other as squarely as
possible. (The notebook infrared port is located on the front
of the notebook.) The ports should be no more than one meter
apart.
■
Check settings in the Device Manager:
1. Select Start > Control Panel > Performance and
2. On the Hardware tab, select Device Manager and expand
■
Make sure only one application is using the infrared port.

Keyboard and Pointing Device Problems

✎
Use these suggestions for built-in or external devices.
6–6
Maintenance > System.
the infrared devices. Select the infrared port and make
sure that the device is enabled.
Reference Guide