Connecting Power To The Router; Safety; Tools And Equipment Required; Connecting The Ac Power Supply - Cisco 10720 - Internet Router Installation And Configuration Manual

Chapter 5 Maintaining the Cisco 10720 Internet Router

Connecting Power to the Router

Before connecting the router power supply, read the information provided in the following sections:
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Safety

Warning When installing the unit, always make the ground connection first and disconnect it last. Statement 42
Warning Before performing any of the following procedures, ensure that the power is removed from the DC
circuit. To ensure that all power is OFF, locate the circuit breaker on the panel board that services the
DC circuit. Switch the circuit breaker to the OFF (O) position, and tape the switch handle of the circuit
breaker in the OFF (O) position. Statement 140

Tools and Equipment Required

You will need the following tools and equipment to power up the router:
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Connecting the AC Power Supply

Before you install, operate, or service the system, read the
Caution
Information for the Cisco 10720 Internet Router
information you should know before working with the system.
Note We recommend that you attach each AC-input power supply to a dedicated power source for redundancy
and use an uninterruptable power supply (UPS) to protect against power failures. Each AC power supply
operating between 100 and 240 VAC requires a dedicated 15A electrical power service for North
America or a 10A electrical power service for international specifications.
To connect the AC power supply, perform the following steps:
Step 1 Verify that the power switch on the router is off (O). (See
78-13062-10
Safety, page 5-7
Tools and Equipment Required, page 5-7
Connecting the AC Power Supply, page 5-7
Connecting the DC Power Supply, page 5-9
ESD-preventive strap
Wire stripper
Cable ties
Regulatory Compliance and Safety
publication. This publication contains important safety
Figure 5-1.)
Cisco 10720 Internet Router Installation and Configuration Guide
Connecting Power to the Router
5-7