Bridge/Router Installation and Configuration Guide

Chapter 7 Maintaining the Router
Removing and Replacing the DC-Input Power Shelf
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Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
Step 9 Seat the power shelf to the chassis (Figure 7-45):
a. Tighten the ejector jackscrew.
b. Tighten the captive screws on each flange.
Warning The DC-input power shelf weighs approximately 10.2 pounds (4.6 kg). Use two
hands to remove the power shelf.
Figure 7-45 Seating the DC-Input Power Shelf
Step 10 Reconnect the ground and each pair of power cables to the DC-input terminal
studs as follows (
Figure 7-46):
Caution Be sure to connect the cables according to the color coding notes and labels you
made in Step 4.
A
C
T
I
V
E
0
C
A
R
R
I
E
R
R
X
P
K
T
1
DOWN
LOOP RA LA
CDHNT CD
TX
0
RX
TX
1
RX
TX
2
RX
TX
DOWN
LOOP RA LA
CDHNT CD
TX
0
RX
TX
1
RX
TX
2
RX
TX
S
L
O
T
-
0
S
L
O
T
-
1
R
E
S
E
T
A
U
X
E
J
E
C
T
28020
Captive screws
(2 on each side)
Ejector
j
ackscrew