Cisco Systems 124792 System Shelf, Circuit Breaker Positions, System LCD, Rectifier Positions

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)

124792

There are two system shelves, one of which has an LCD display on the front of the shelf.

Figure 1-2shows 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

Circuit Breaker Positions

System

LCD

10101

System GMT

Status Fuse

Controls Panel

1RU Distribution Shelf

50A MAX

(F1-10)

15A MAX FUSE

System

Shelf

159330

Rectifier

Positions

Cisco AC/DC Power System User Guide, R1.0

1-2 May 2006