Dell E521 - Dimension Motherboard UW457 0UW457, Руководство пользователя

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Solving Problems
Network Problems
CAUTION:
Before you begin any of the procedures in this section, follow the safety instructions in the Product
Information Guide .
R ESTART THE COMPUTER —
1
Simultaneously press <Ctrl><Esc> to display the Start menu.
2
Type u , press the keyboard 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 on the setup diagram for your
computer.
4
Start the computer.
E NSURE THAT THE U S B PORTS ARE ENABLED IN THE SYSTEM SETUP PROGRAM — See "System
Setup" on page 115)
T EST THE MOUSE — Connect a properly working mouse to the computer, and try using the mouse.
C HECK 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.
R EINSTALL THE MOUSE DRIVER — See "Reinstalling Drivers" on page 58.
R UN THE H ARDWARE T ROUBLESHOOTER — See "Resolving Software and Hardware Incompatibilities"
on page 59.
C HECK THE NETWORK CABLE CONNECTOR — Ensure that the network cable is firmly inserted into
both the network connector on the back of the computer and the network port or device.
C
HECK THE NETWORK LIGHTS ON THE BACK OF THE COMPUTER
— If the link integrity light is off,
that indicates no network communication exists. Replace the network cable. For a description of
network lights, see "Controls and Lights" on page 113.
R ESTART THE COMPUTER AND LOG ON TO THE NETWORK AGAIN