Cisco 827H Hardware Installation Guide - Page 22

Preparing for Installation Chapter 2 Installation Preparing for Installation This section provides information on safety, mounting the router, and unpacking the contents of the router box. Safety Warnings This section provides safety warnings and electrostatic and router damage information for the Cisco 827 routers and SOHO 77 routers. Before installing the router, read the following warnings: Warning Only trained and qualified personnel should be allowed to install or replace this equipment. Warning Read the installation instructions before you connect the system to its power source. Warning Before working on a system that has a standby/off switch, turn the power to standby and unplug the power cord. Warning Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and watches). Metal objects will heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals. 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. Warning Ultimate disposal of this product should be handled according to all national laws and regulations. Warning If the symbol of suitability with an overlaid cross ( ) appears above a port, you must not connect the port to a public network that follows the European Union standards. Connecting the port to this type of public network can cause severe injury or damage your router. Cisco 827 and SOHO 77 Routers Hardware Installation Guide 2-2 78-6854-03