HPE ProLiant DL385 Gen11 Maintenance And Service Manual page 77

Prerequisites Prerequisites
Before replacing a power supply, review the following:
Power supply warnings and cautions
DC power supply warnings and cautions
If you are replacing a DC power supply:
Make sure that you have a Phillips No.2 screwdriver available.
Identify the wire color and corresponding wire slots on the DC power supply:
Wire color Wire color Description Description
Red Positive return wire RTN
Black Negative input wire -48V
Green + yellow Ground wire
About this task About this task
WARNING: To reduce the risk of personal injury from hot surfaces, allow the power supply, power supply blank, or dual slot WARNING:
power supply adapter to cool before touching it.
CAUTION: CAUTION: To prevent improper cooling and thermal damage, do not operate the server unless all bays are populated with
either a component or a blank.
Procedure Procedure
1. Power down the server.
2. If installed, open the cable management arm.
3. To remove an AC power supply, do the following:
a. Release the power cords, wires, and cables from the strain relief strap.
Wire slot Wire slot
Ground
HPE ProLiant DL385 Gen11 Server Maintenance and Service Guide 77