Troubleshooting 69
3
After the computer turns off, reconnect the mouse cable as shown on the setup 
diagram.
4
Turn on the computer.
TEST  THE MOUSE — Connect a properly working mouse to the computer, then try 
using the mouse.
C
HECK THE MOUSE SETTINGS —
1
Click 
Start
 
→ 
Control Panel
→ 
Hardware and Sound
→ 
Mouse
.
2
Adjust the settings as needed.
REINSTALL THE MOUSE DRIVER — See "Drivers" on page 90.
R
UN THE HARDWARE TROUBLESHOOTER — See "Troubleshooting Software and 
Hardware Problems in the Microsoft Windows Vista™ Operating System" on page 93.
Network Problems
  CAUTION: Before you begin any of the procedures in this section, follow the 
safety instructions in the Product Information Guide.
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 "Controls and Lights" on page 176), 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 "Troubleshooting Software and 
Hardware Problems in the Microsoft Windows Vista™ Operating System" on page 93.
Power Problems
  CAUTION: Before you begin any of the procedures in this section, follow the 
safety instructions in the Product Information Guide.
I
F  THE POWER LIGHT IS BLUE AND THE COMPUTER IS NOT RESPONDING — See 
"Diagnostic Lights" on page 76.
book.book  Page 69  Tuesday, November 27, 2007  10:29 AM