Bridge/Router Installation Guide

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Cisco CRS-1 Carrier Routing System 4-Slot Line Card Chassis Installation Guide
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Chapter 2 Installing and Removing Power Components
Removing an AC Power Shelf
systems see the “About Installing and Removing the Power Components” section on page 2-1. For
complete information on regulatory compliance and safety, see Cisco CRS-1 Carrier Routing System
Regulatory Compliance and Safety Information.
Caution Prior to removing the AC power shelf, to reduce the risk of damage, ensure that the rear panel fasteners
are disengaged, the input power cables are disconnected, and the air intake (inlet) grille is removed.
Figure 2-19 AC Power Shelf
Prerequisites
Before performing this task, you must first remove the air intake grille from the bottom of the chassis,
power down the chassis (see the
“Powering the Chassis Up or Down” section on page 2-4), and detach
the power cords.
Required Tools and Equipment
You need the following tools to perform this task:
• ESD-preventive wrist strap
• Medium flat-blade screwdriver
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