C H A P T E R
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Cisco 850 Series and Cisco 870 Series Access Routers Hardware Installation Guide
OL-5331-01
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Preinstallation Information
This chapter provides information about safety, unpacking the router, and preparing for installation for
Cisco 851, Cisco 857, Cisco 871, Cisco 876, Cisco 877, and Cisco 878 routers. It contains the following
sections:
•
Safety Warnings and Guidelines, page 2-1
•
Preventing Damage to the Router, page 2-4
•
Unpacking the Box, page 2-4
•
Preparing for Installation, page 2-5
•
What to Do Next, page 2-6
Safety Warnings and Guidelines
This section provides the safety warnings and guidelines for working with wireless and nonwireless
routers that are applicable to the Cisco 850 series and Cisco 870 series routers.
Before installing the router and the optional Power-over-Ethernet (PoE) module, read the following
warnings:
Warning
Read the installation instructions before connecting the system to the power source.
Statement 1004
Warning
Voltages that present a shock hazard may exist on Power over Ethernet (PoE) circuits if
interconnections are made using uninsulated exposed metal contacts, conductors, or terminals.
Avoid using such interconnection methods, unless the exposed metal parts are located within a
restricted access location and users and service people who are authorized within the restricted
access location are made aware of the hazard. A restricted access area can be accessed only through
the use of a special tool, lock and key or other means of security.
Statement 1072
Warning
No user-serviceable parts inside. Do not open.
Statement 1073
Warning
Installation of the equipment must comply with local and national electrical codes.
Statement 1074