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4-13
Cisco 7201 Installation and Configuration Guide
OL-11364-04
Chapter 4 Replacing Cisco 7201 Field-Replaceable Units
Removing and Installing a DC Power Supply
Figure 4-11
Locating the DC Grounding Stud and Grounding Materials
Step 1
Locate the grounding stud on the DC power supply.
Step 2
Using the ground lugs from the previous power supply, replace them and the star washers and nut in the
following order:
a.
Star washer
b.
Ground lug with ground wire
c.
Star washer
d.
Ground lug with ground wire
e.
Nut
Note
If you are using the new lugs that came with the new DC power supply, see the
“Installing the
DC Grounding Leads” section on page 2-27
for instructions on wiring the ground lugs and
ground wires.
Step 3
Tighten the nut to complete the installation.
To continue the DC power supply installation procedure, go to the
“Wiring the DC-Input Power Source”
section on page 4-13
.
Wiring the DC-Input Power Source
Note
The color coding of the DC-input power supply leads depends on the color coding of the DC power
source at your site. Make certain the lead color coding you choose for the DC-input power supply
matches lead color coding used at the DC power source.
Warning
When you install the unit, the ground connection must always be made first and disconnected last.
Statement 1046
PWR
SLO
T
2
B
A
170970