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Installing and Removing Power Components
2
Screw to tighten (pre-installed on terminal block)
3
Screwdriver securing the cover
4
Terminal block cover
Installing Modular Configuration AC Power Cords
This section describes how to install input AC cords on the rear of the modular configuration power shelf.
Note
When installing AC power cords on the power shelf, be sure to connect the chassis ground cable and install
auxiliary grounding brackets first. For more information, see
Power Shelf Grounding
Caution
Do not connect the ground cables directly to the modular configuration power shelf. For more information,
see
Installing Power Shelf Grounding
Prerequisites
Before performing this task, ensure that both power shelves are installed in the chassis. Remove the upper
grille from the rear (MSC) side of the chassis, if installed.
If you have AC Delta or AC Wye at your equipment, ensure that two Cisco CRS PDUs are installed to convert
3-phase AC input power to single-phase AC input power for the power shelves. For more information, see
the Cisco CRS 3-Phase AC Power Distribution Unit Installation Guide.
Note
Before installing input AC power cords on the power shelf, make sure that the input power cords are not
energized.
Required Tools and Equipment
You need the following tools to perform this task:
• 6-in. long number 1 Phillips screwdriver
Steps
To install the input AC cord, go to the rear of the chassis and perform the following steps:
SUMMARY STEPS
1. Insert the cord into the cord clamp.
2. Use the screwdriver to tighten the screw that clamps the cord in place.
6
Opening to align over mounting pins
7
Cover latch tab
Brackets.
Brackets.
Installing Modular Configuration AC Power Cords
Bonding and Grounding Guidelines
Installing and Removing Power Components
and
Installing
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