Hardware options installation 59
10.
Insert the RPS backplane module cables into the media drive cage, and then slide in the module into the
lower media drive bay. Align the left edge of the module with the guide mark on the bay.
11. Connect the eight-pin to four-pin adapter cable to the eight-pin power supply connector of the RPS
backplane module.
12. Connect the RPS cables to the system board. For detailed cabling information, see "Redundant power
supply cabling (on page 65)."
Make sure that the extra cable is out of the way of the connected RPS backplane module cables.
13. For improved power efficiency, install an HP CS power supply in the upper bay of the RPS cage.
CAUTION: The default and redundant power supplies in the server must have the same output
power capacity. Verify that all power supplies have the same part number and label color. The
system becomes unstable and might shut down when it detects mismatched power supplies.
14. For improved power efficiency and redundancy, install two HP CS power supplies: