Solving Problems 31
Network Problems
IF YOU CONNECTED THE MOUSE AFTER TURNING ON THE COMPUTER, REMOVE THE POWER CABLE, AND THEN 
RECONNECT THE MOUSE CABLE — If the mouse is connected after the power is turned on, the mouse 
appears to be nonfunctional. To make the mouse function properly: 
1
While your computer is on, remove the power cable from the back of the computer.
2
Connect the mouse to the computer.
3
Reconnect the power cable.
4
Turn on your computer. 
Pressing the power button does not clear the computer’s settings and does not restore mouse 
functionality.
CHECK THE MOUSE CABLE — 
• Check the cable connector for bent or broken pins and for damaged or frayed cables. Straighten 
bent pins.
• Ensure that the cable is firmly connected to the computer.
TEST THE MOUSE — Connect a properly working mouse to the computer, and try using the mouse. If 
the new mouse works, the original mouse was faulty.
CHECK THE MOUSE SETTINGS — 
1
Click the 
Start
 button, click 
Control Panel
, and then click 
Printers and Other Hardware
.
2
Click 
Mouse
.
3
Try adjusting the settings.
REINSTALL THE MOUSE DRIVER — See page 45.
CHECK FOR INTERRUPT REQUEST CONFLICTS — See page 49.
CHECK THE NETWORK CABLE CONNECTOR — Ensure that the network cable is connected as shown on 
page 14.
CHECK THE NETWORK LIGHTS ON THE BACK OF THE COMPUTER — No light indicates that no network 
communication exists. Replace the network cable.