Mouse problems, Network problems – Dell XPS 720 (Mid 2007) User Manual
Page 60
60
Troubleshooting
Mouse Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide.
C
HECK
THE
MOUSE
CABLE
—
• Ensure that the cable is not damaged or frayed and check cable connectors for bent or broken pins. Straighten any
bent pins.
• Remove any mouse extension cables, and connect the mouse directly to the computer.
• Verify that the mouse cable is connected as shown on the setup diagram for your computer.
R
ESTART
THE
COMPUTER
—
1
Simultaneously press <Ctrl><Esc> to display the Start menu.
2
Press <
u>
,
press the up- and down-arrow keys
to highlight Shut down or Turn Off, and then press <Enter>.
3
After the computer turns off, reconnect the mouse cable as shown on the setup diagram.
4
Turn on the computer.
T
EST
THE
MOUSE
—
Connect a properly working mouse to the computer, then try using the mouse.
C
HECK
THE
MOUSE
SETTINGS
—
Windows XP
1
Click Start
→ Control Panel→ Mouse.
2
Adjust the settings as needed.
Windows Vista:
1
Click
Start
→ Control Panel→ Hardware and Sound→ Mouse.
2
Adjust the settings as needed.
R
EINSTALL
THE
MOUSE
DRIVER
—
R
UN
THE
H
ARDWARE
T
ROUBLESHOOTER
—
See "Troubleshooting Software and Hardware Problems" on page 83.
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 163), no network communication is occurring. Replace the network cable.
R
ESTART
THE
COMPUTER
AND
LOG
ON
TO
THE
NETWORK
AGAIN
C
HECK
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
H
ARDWARE
T
ROUBLESHOOTER
—
See "Troubleshooting Software and Hardware Problems" on page 83.