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Cisco CRS-1 Carrier Routing System 16-Slot Multishelf System Site Planning Guide
OL-7422-04
Chapter 3 Multishelf System Planning
Power Redundancy and Card Placement for High Availability
Figure 3-8 Fabric Card Chassis Power Load Zones, AC-Powered Chassis (OIM Side)
138056
Upper OIM Array
Lower OIM Array
OIM
LED
0
OIM
LED
1
O
I
M
11
O
I
M
10
O
I
M
9
O
I
M
8
O
I
M
7
O
I
M
6
O
I
M
5
O
I
M
4
O
I
M
3
O
I
M
2
O
I
M
1
O
I
M
0
O
I
M
23
O
I
M
22
O
I
M
21
O
I
M
20
O
I
M
19
O
I
M
18
O
I
M
17
O
I
M
16
O
I
M
15
O
I
M
14
O
I
M
13
O
I
M
12
Zone 2 Zone 1
Zone 4 Zone 3