Power Supply Unit; Removing The Psu; Installing A Psu; Section 1.9, "Power Supply Unit - Oracle Sun Fire V125 Service Manual

1.9

Power Supply Unit

1.9.1

Removing the PSU

1. Power off the server.
See Section 1.2, "Controlling Server Power" on page
2. Ensure that the server is properly grounded.
See Section 1.3, "Avoiding Electrostatic Discharge" on page
3. Remove the cover assembly.
See Section 1.4, "Opening the Server" on page
4. Disconnect the cables leading to the system board and interface board.
To access the cable connector to the interface board, open the front cover assembly.
5. Undo the two screws on the back panel of the server.
6. Move the PSU towards the front of the server to release it from the locating tab on
the base of the server.
7. Lift the PSU out of the chassis.
1.9.2

Installing a PSU

1. Position the new PSU over the location tab and slide it towards the back of the
server.
2. Install and tighten the two screws on the back panel of the server.
3. Connect the power supply wiring harness to the connectors on the system board
and interface board.
4. Install the cover assembly.
1-2.
1-3.
1-5.
Chapter 1 Parts Removal and Installation 1-15