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Cisco AC/DC Power System User Guide, R1.0
May 2006
Chapter 1 Introduction
1.1.1 System Shelf
1.1.1 System Shelf
The AC/DC power system shelf consists of four rectifier slots and system monitoring/control interfaces.
The system controller provides rectifier monitoring, operational data collection, alarm generation, and
intra-system communications regulation.
Figure 1-1 Cisco AC/DC Power System (with Optional 1RU DC Distribution Shelf)
There are two system shelves, one of which has an LCD display on the front of the shelf.
Figure 1-2 shows a front view of the version of the system shelf with the LCD screen. The optional
1 RU DC distribution shelf is also shown.
Figure 1-2 Component Locations (Front View) on the System Shelf with LCD Screen
124792
50A MAX
(F1-10)
15A MAX FUSE
10101
159330
Circuit Breaker Positions
GMT
Fuse
Panel
System
Status
Controls
System
LCD
Rectifier
Positions
1RU
Distribution
Shelf
System
Shelf