Reference Guide

296 Troubleshooting
Windows Vista
1 Click Start → Control Panel → Hardware and Sound → Mouse .
2 Adjust the settings as needed.
Windows XP
1 Click Start → Control Panel → Printers and Other Hardware → Mouse .
2 Adjust the settings as needed.
REINSTALL THE MOUSE DRIVER — See "Installing Drivers for Media Drives" on
page 79.
R
UN THE HARDWARE TROUBLESHOOTER — See "Windows Hardware
Troubleshooter" on page 280.
Network Problems
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
C
HECK THE NETWORK CABLE CONNECTOR — Ensure that the network cable is firmly
inserted into the network connector on the back of the computer and the network
jack.
C
HECK THE NETWORK LIGHTS ON THE BACK OF THE COMPUTER — If the link
integrity light is off (see the Service Manual for your computer or see "Diagnostic
Lights for Laptop Computers" on page 275), no network communication is occurring.
Replace the network cable.
R
ESTART THE COMPUTER AND LOG ON TO THE NETWORK AGAIN
CHECK YOUR NETWORK SETTINGS — Contact your network administrator or the
person who set up your network to verify that your network settings are correct and
that the network is functioning.
R
UN THE HARDWARE TROUBLESHOOTER — See "Windows Hardware
Troubleshooter" on page 280.
Power Problems
CAUTION: Before you begin any of the procedures in this section, follow the
safety instructions shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
I
F THE POWER LIGHT IS BLUE AND THE COMPUTER IS NOT RESPONDING — See
"Power Lights for Desktop Computers" on page 273 or "Diagnostic Lights for Laptop