DELL C1100 ユーザーズマニュアル

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Troubleshooting Your System
Troubleshooting a NIC
Restart the system and check for any system messages pertaining to the 
NIC controller.
Check the appropriate indicator on the NIC connector. See "NIC Indicator 
Codes" on page 20.
• If the link indicator does not light, check all cable connections.
• If the activity indicator does not light, the network driver files might 
be damaged or missing.
Remove and reinstall the drivers if applicable. See the 
NIC's documentation.
• Change the auto-negotiation setting, if possible.
• Use another connector on the switch or hub.
If you are using a NIC card instead of an integrated NIC, see the 
documentation for the NIC card.
Ensure that the appropriate drivers are installed and the protocols are 
bound. See the NIC's documentation.
Enter the System Setup program and confirm that the NIC ports are 
Ensure that the NICs, hubs, and switches on the network are all set to the 
same data transmission speed. See the documentation for each network 
device.
Ensure that all network cables are of the proper type and do not exceed the 
maximum length.
If all troubleshooting fails, see "Getting Help" on page 123.
book.book  Page 102  Tuesday, February 26, 2013  11:33 AM