C H A P T E R 2 Preparing For Router Installation - Cisco 2900 Series Installation Manual

Warnings
Blank faceplates and cover panels serve three important functions: they prevent exposure to
Warning
hazardous voltages and currents inside the chassis; they contain electromagnetic interference (EMI)
that might disrupt other equipment; and they direct the flow of cooling air through the chassis. Do not
operate the system unless all cards, faceplates, front covers, and rear covers are in place. Statement
1029
Hazardous network voltages are present in WAN ports regardless of whether power to the unit is OFF
Warning
or ON. To avoid electric shock, use caution when working near WAN ports. When detaching cables,
detach the end away from the unit first. Statement 1026
This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the
Warning
absence of a suitably installed ground conductor. Contact the appropriate electrical inspection
authority or an electrician if you are uncertain that suitable grounding is available. Statement 1024
Warning Before opening the unit, disconnect the telephone-network cables to avoid contact with
telephone-network voltages. Statement 1041
Warning Do not use this product near water; for example, near a bath tub, wash bowl, kitchen sink or laundry
tub, in a wet basement, or near a swimming pool. Statement 1035
Never install telephone jacks in wet locations unless the jack is specifically designed for
Warning
wet locations. Statement 1036
Never touch uninsulated telephone wires or terminals unless the telephone line has been
Warning
disconnected at the network interface. Statement 1037
Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote
Warning
risk of electric shock from lightning. Statement 1038
To report a gas leak, do not use a telephone in the vicinity of the leak. Statement 1039
Warning
Warning his unit is intended for installation in restricted access areas. A restricted access area can be
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
Cisco 2900 Series and 3900 Series Hardware Installation Guide
2-2
Chapter 2 Preparing for Router Installation