Step 1 - Cisco ASA 5585-X Maintenance Manual

Removing and Installing the Power Supply Module
This unit is intended for installation in restricted-access areas. A restricted-access area can be
Warning
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
This product requires short-circuit (overcurrent) protection, to be provided as part of the building
Warning
installation. Install only in accordance with national and local wiring regulations. Statement 1045
Hazardous voltage or energy may be present on DC power terminals. Always replace cover when
Warning
terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in
place. Statement 1075
More Information
For the procedure for connecting the system ground, see
Connecting the DC Power Supply
To connect source DC to the DC-input power supply, follow these steps:
Set the power switch or circuit breaker to the off (0) position on the source DC circuit that feeds the

Step 1

power supply you are installing.
As an added precaution, place the appropriate safety flag and lock-out devices at the source-power
circuit breaker, or place a piece of adhesive tape over the circuit breaker handle to prevent accidental
power restoration while you are working on the circuit.
Verify that the power switch on the power supply you are installing is in the STANDBY ( ) position.
Step 2
Cisco ASA 5585-X Adaptive Security Appliance Hardware Installation Guide
4-20
Chapter 4 Maintenance and Upgrade Procedures
Establishing the System Ground, page 3-1.
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