Linksys SFE2000 Quick Installation Manual page 19

Installation Instructions
Warning
Read the installation instructions before connecting the system to the power source.
SELV Circuit
Warning
To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to
telephone-network voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN
ports contain TNV circuits. Some LAN and WAN ports both use RJ-45 connectors. Use
caution when connecting cables.
Equipment Installation
Warning
Only trained and qualified personnel should be allowed to install, replace, or service
this equipment.