Dell T3400 manual Network Problems, 122

•Verify that the mouse cable is connected as shown on the setup diagram for your computer.

R E S T A R T T H E C O M P U T E R —

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.

TE S T T H E M O U S E — Connect a properly working mouse to the computer, then try using the mouse.

C H E C K T H E M O U S E S E T T I N G S —

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 E I N S T A L L T H E M O U S E D R I V E R — See "Drivers" on page 131.

R U N T H E H A R D W A R E TR O U B L E S H O O T E R — See "Hardware Troubleshooter" on page 107.

Network Problems

CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.

C H E C K T H E N E T W O R K L I G H T O N T H E F R O N T O F T H E C O M P U T E R — If the link integrity light is off (see "Controls and Lights" on page 35), no network communication is occurring. Replace the network cable.

C H E C K T H E N E T W O R K C A B L E C O N N E C T O R — Ensure that the network cable is firmly inserted into the network connector on the back of the computer and the network jack.

R E S T A R T T H E C O M P U T E R A N D A T T E M P T T O L O G O N T O T H E N E T W O R K A G A I N

C H E C K Y O U R N E T W O R K S E T T I N G S — 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.

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Troubleshooting