Removing the power interposer for redundant power supply card
assembly
This information provides instructions on how to remove the power interposer for
redundant power supply card assembly.
About this task
To remove the power interposer for redundant power supply card assembly,
complete the following steps:
Procedure
1. Read the safety information and installation guidelines, see “Safety” on page vii
and “Installation guidelines” on page 35.
2. Turn off the server (see “Turning off the server” on page 22) and all attached
peripheral devices. Disconnect all power cords; then, disconnect all external
cables as necessary to replace the device.
3. Remove the server cover (see “Removing the server top cover” on page 226).
4. Disconnect the power supply that is connected to the power interposer card
assembly.
5. Grasp the power interposer card assembly and lift it out of the connectors on
the system board.
6. If you are instructed to return the power interposer card assembly, follow all of
the packaging instructions, and use any packaging materials for shipping that
are supplied to you.
Replacing a power interposer redundant power supply card
assembly
This information provides instructions on how to replace a power interposer
redundant power supply card assembly.
About this task
To install the power interposer for redundant power supply card assembly,
complete the following steps:
Procedure
1. Read the safety information that begins on page “Safety” on page vii and
“Installation guidelines” on page 35.
2. Align the connectors on the power interposer card assembly are aligned with
the power interposer card connectors on the system board; then, press down on
the assembly until it is firmly seated in the connectors on the system board.
290 System x3750 M4 Types 8722 and 8733: Installation and Service Guide
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