Dell XPS 420 owner manual Network Problems, Power Problems

book.book Page 69 Tuesday, November 27, 2007 10:29 AM

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 —

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 90.

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 "Troubleshooting Software and Hardware Problems in the Microsoft Windows Vista™ Operating System" on page 93.

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 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.

C H E C K T H E N E T W O R K L I G H T S O N T H E B A C K 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 176), no network communication is occurring. Replace the network cable.

R E S T A R T T H E C O M P U T E R A N D 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.

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 "Troubleshooting Software and Hardware Problems in the Microsoft Windows Vista™ Operating System" on page 93.

Power Problems

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

I F T H E P O W E R L I G H T I S B L U E A N D T H E C O M P U T E R I S N O T R E S P O N D I N G — See

"Diagnostic Lights" on page 76.

Troubleshooting

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