Replacing The -48V Dc Power Supply - HPE Synergy 12000 Frame Maintenance And Service Manual

Replacing the –48V DC power supply Replacing the –48V DC power supply
Procedure Procedure
1. Ensure that a ground connection to the HPE Synergy 12000 Frame has been properly installed according to the HPE Synergy 12000
Frame Ground Bond Assembly Installation Instructions.
2. Place the power supply on a flat surface.
3. Open the input connector on the new power supply by lifting the input connector cover.
4. Insert the two-hole lug through the aperture labeled –48V
5. Secure the two-hole lug to the -48V DC input connector terminal with two T25 screws.
6. Using a torque-controlled T25 screwdriver, tighten both screws to 15lb-in of torque.
7. Insert the two-hole lug through the aperture labeled "RTN" on the power supply input connector.
8. Secure the two-hole lug to the RTN input connector terminal with two T25 screws.
9. Using a torque-controlled T25 screwdriver, tighten both screws to 15lb-in of torque.
–48V on the power supply input connector.
Replacing the –48V DC power supply 75