HP Compaq NC6220 Hardware And Software Manual page 140

To connect the network cable:
1. Plug the network cable into the RJ-45 (network) jack 1 on
the notebook.
2. Plug the other end of the cable into a network wall jack 2.
✎
Your notebook is equipped with LAN Power Save mode, which
enables you to conserve battery power. LAN Power Save mode
turns off the LAN device when the notebook is not connected
to external power and the network cable is disconnected. For
more information, refer to
Chapter 2, "Power."
Hardware and Software Guide
"Using LAN Power Save Mode"
Modem and Networking
in
10–10