Cisco 7301 Installation And Configuration Manual page 54
Configuration guide
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Also See for 7301:
- Regulatory compliance and safety information manual (70 pages) ,
- Manual (111 pages) ,
- Quick start manual (35 pages)
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Connecting Power
Warning
Before connecting or disconnecting ground or power wires to the chassis, ensure that 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 position, and tape the switch
handle of the circuit breaker in the OFF position. Statement 140
Warning
This product relies on the building's installation for short-circuit (overcurrent) protection. Ensure that
a Listed and Certified fuse or circuit breaker no larger than 60 VDC, 15 A is used on all
currently-carrying conductors. Statement 96
The DC return connection to this system is to remain isolated from the system frame and chassis (DC-I).
Caution
Connect a DC-input power supply as follows:
At the front of the router, check that the power switch is in the off (O) position.
Step 1
Ensure that no current is flowing through the DC power supply leads. To ensure that all power is off,
Step 2
locate the circuit breaker on the panel board that services the DC circuit, switch the circuit breaker to
the off position, and tape the switch handle of the circuit breaker in the off position.
Using a wire stripper, strip approximately 0.55 inch (14 mm) from the –V and +V leads.
Step 3
Figure 2-19
2
1
2
3
Insert the –V and +V leads into the DC plug that ships with the Cisco 7301 router. The plug allows you
Step 4
to unplug the DC wires from the power supply without having to unscrew the leads.
Orient the plug (1) to the connector (4) as shown in
a.
Notice the symbols, + A –, embossed on the connector (3). Use the symbols and the orientation of
the plug to guide you when inserting the leads into the plug.
Insert the +V lead (2) into the plug as shown in
b.
to the plug.
Cisco 7301 Installation and Configuration Guide
2-24
Attaching the Leads to the DC Plug and the DC Plug to the DC Connector
3
4
1
DC plug
Lead
+ and – embossed on connector
Chapter 2
Rack-Mounting, Tabletop Installation, and Cabling
5
4
Single DC power connector
5
Dual DC power connector
Figure
2-19. The plug inserts only one way.
Figure
2-19, and tighten the screw to hold the lead
OL-5418-07
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