Network Problems - Dell OptiPlex 360 Service Manual

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H E C K T H E M O U S E C A B L E
• Ensure 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 the mouse cable is connected as shown on the setup diagram for your computer.
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E S T A R T T H E C O M P U T E R
Simultaneously press <Ctrl><Esc> to display the Start menu.
1
press the up- and down-arrow keys
Press < U> ,
2
Off, and then press <Enter>.
After the computer turns off, reconnect the mouse cable as shown on the setup
3
diagram.
Turn on the computer.
4
T — Connect a properly working mouse to the computer, then try
E S T T H E M O U S E
using the mouse.
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H E C K T H E M O U S E S E T T I N G S
Windows XP
Click StartControl Panel Mouse.
1
Adjust the settings as needed.
2
Windows Vista:
Start
Control PanelHardware and SoundMouse.
Click
1
Adjust the settings as needed.
2
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E I N S T A L L T H E M O U S E D R I V E R
or at support.dell.com.
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U N T H E A R D W A R E
page 135.

Network Problems

WARNING:
Before working inside your computer, read the safety information
that shipped with your computer. For additional safety best practices information,
see the Regulatory Compliance Homepage at
www.dell.com/regulatory_compliance.
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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
inserted into the network connector on the back of the computer and the network
jack.
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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
integrity light is off (see "About Your Computer" in the Setup and Quick Reference
—
—
—
— See the Dell Technology Guide on your computer
T — See "Hardware Troubleshooter" on
R O U B L E S H O O T E R
— Ensure the network cable is firmly
to highlight Shut down or Turn
— If the link
Troubleshooting
149