Cisco NPE-175 Installation And Configuration Manual page 178

Removing and Replacing the NPE or NSE
3 Captive installation screw
4 M5 grounding receptacles
5 M5 grounding lug
Using a 3/16-inch flat-blade screwdriver, loosen the screw below the +V lead receptacle and pull the lead
Step 4
from the connector. Repeat this step for the –V lead only. See
Figure 9-5
3
1
Power switch
2 Power receptacle
3 DC power supply
4 M5 grounding receptacles
5 M5 grounding lug
Using an 8-mm wrench or nut driver (or adjustable wrench), loosen and remove the two M5 nuts that
Step 5
secure the two-hole grounding lug to the grounding receptacle, and pull the grounding lug and lead from
the receptacle.
Note
Network Processing Engine and Network Services Engine Installation and Configuration
9-8
Disconnecting Power from a Cisco uBR7246VXR Router DC-Input Power Supply
4
5
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.
8 Strain-relief cover
9 M4 nuts
2
1
7
8
6
6
–V lead
7 M4 studs
8 +V lead
9 Handle
Chapter 9 Removing and Installing the NPE or NSE
Figure 9-5.
9
OL-4448-12