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Network Processing Engine and Network Services Engine Installation and Configuration
OL-4448-12
Chapter 7 NPE-G1 and NPE-G2 Installation and Configuration Information
Installing the NPE-G1 or NPE-G2
This completes the steps for reconnecting DC-input power to a Cisco 7200 VXR router. Proceed to the
“Powering Up the Router” section on page 7-45.
Reconnecting DC-Input Power to a Cisco uBR7246VXR Router
To reconnect DC-input power to a Cisco uBR7246VXR router, complete the following steps.
Note The color coding of the DC-input power supply leads depends on the color coding of the DC power
source at your site. Typically, green or green and yellow are used for ground. Make certain that the lead
color coding you choose for the DC-input power supply matches the lead color coding used at the DC
power source.
Warning
Before completing any of the following procedures, and to prevent short-circuit or shock hazards,
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 322
Warning
When installing the unit, the ground connection must always be made first and disconnected last.
Statement 42
Step 1 At the rear of the router, check that the power switch on the power supply is in the off (O) position.
Step 2 Ensure that no current is running through the –V and +V leads. 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.