Chapter 3 Install And Connect Cisco 4000 Serie Isr - Cisco 4451 ISR Hardware Installation Manual

This equipment must be grounded. Never defeat the ground conductor or operate the equipment
Warning
in the 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
Do not use this product near water; for example, near a bath tub, wash bowl, kitchen sink or
Warning
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
Warning
remote risk of electric shock from lightning. Statement 1038
Warning To report a gas leak, do not use a telephone in the vicinity of the leak. Statement 1039
Warning This 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
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
The covers are an integral part of the safety design of the product. Do not operate the unit
Warning
without the covers installed. Statement 1077
Hardware Installation Guide for Cisco 4000 Series Integrated Services Routers
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Chapter 3 Install and Connect Cisco 4000 Series ISRs
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