Dell Inspiron 2000 - Manual (Page 24)

If the device has a power cable, plug the cable into a grounded electrical outlet.
Restart the computer.
Modem
You can connect a telephone line to the integrated modem through the RJ11 modem connector on the back of the computer.
NOTICE: Do not confuse the modem and NIC connectors on your computer. Do not plug a telephone line into the NIC connector.
To connect the telephone line to your computer, perform the following steps:
Turn off the computer.
Connect the telephone line to the modem connector on the back of the computer.
Restart the computer.
NIC
You can connect to the integrated NIC through the RJ45 connector on the back of the computer.
NOTICE: Do not confuse the modem and NIC connectors on your computer. Do not plug a telephone line into the NIC connector.
To connect the network cable to your computer, perform the following steps:
Turn off the computer.
Connect the network cable to the NIC connector on the back of the computer.
Restart the computer.
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