Network problems – Dell Vostro 420 (Late 2008) User Manual
Page 26
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Troubleshooting
• Verify that the mouse cable is connected as shown on the setup diagram for your
computer.
R
ESTART
THE
COMPUTER
—
1
Simultaneously press
2
Press <
u>
,
press the up- and down-arrow keys
to highlight Shut down or Turn
Off, and then press
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, and 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 "Hardware Troubleshooter" on
Network Problems
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions that 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 "About Your Computer" in the
Setup and Quick Reference
Guide), 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