Chapter 4 Replacing Cisco 7201
Removing and Installing a DC Power Supply
Caution Before you connect
Warning This equipment must be grounded. Never defeat the ground conductor or operate the equipment in the absence of a suitably installed ground conductor. Contact the appropriate electrical inspection authority or an electrician if you are uncertain that suitable grounding is available. Statement 1024
Obtain these necessary tools and equipment:
•Ratcheting torque screwdriver with a Phillips head that exerts up to 15 pound
•Panduit crimping tool with optional controlled cycle mechanism
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•Four leads of
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To install the DC power supply, follow these instructions:
Step 1 Slide the DC power supply into the chassis.
Step 2 Move the power up restrictor to the left to gain access to the upper power supply captive installation screw.
Step 3 Hold the power up restrictor to the left, while using a Number 2 Phillips screwdriver to tighten the upper power supply captive installation screw.
Step 4 Tighten the lower power supply captive installation screw on the lower left of the power supply.
Go to the “Installing the DC Grounding Leads” section on page
Installing the DC Grounding Leads
To install the DC grounding leads on the DC power supply, follow these instructions.
The DC power supply ships with the DC power supply ground lugs, star washers, and nut attached to the grounding stud on the DC power supply.
•If you are going to use the new ground lug and attach it to new ground wire, see the “Installing the DC Grounding Leads” section on page
•If you are going to use the current ground lug and ground wire with the new DC power supply, follow the instructions below.
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