HPE Apollo 4200 Gen10 Plus Maintenance And Service Manual page 38

Procedure Procedure
1. If installed, release the cable management arm .
2. If the server is using a single power supply only, remove all power from the server:
a. Back up all server data.
b. Power down the server.
c. Disconnect all peripheral cables from the server.
3. Release the power cord, wires, and/or cables from the strain relief strap.
4. To access the ground cable screw, slide the power supply out of the bay.
5. Detach the ground (earthed) cable from the power supply.
6. Remove the terminal block connector from the power supply.
HPE Apollo 4200 Gen10 Plus Server Maintenance and Service Guide 38