Remove the power module board (PMB)

Follow instructions in this section to remove the power module board.

About this task

To avoid potential danger, make sure to read and follow the safety information.

S002

CAUTION
The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source.

Attention

Read Installation Guidelines and Safety inspection checklist to make sure that you work safely.
Remove the shipping bracket or security bezel, if applicable (see Configuration guide); then, power off the server and disconnect the power cords (see Power off the server).
Remove the node from the enclosure or node sleeve, if applicable (see Configuration guide); then, carefully lay the node on a flat, static-protective surface.

Procedure

Make preparations for this task.
1. If applicable, unlock or remove any locking device that secures the top cover, such as a Kensington lock; then, remove the top cover (see Remove the top cover).
2. Disconnect all the drive cables from the system board; then, remove the drive cage from the node (see Remove the drive cage).
Remove the cable wall and the power module board.
1. Remove the two screws that secure cable wall; then, remove the cable wall.
2. Remove the other two screws from the power module board; then, pull the two pull tapes on the power module board to remove it from the system board.
  Important
  To prevent damage to the parts, make sure to carefully pull both pull tapes with equal strength at the same time.
  Figure 1. Removal of the cable wall from power module board
Disconnect the cables from the power module board (see Cable routing for the power module board and power input board module).
Attention
Remove the power module board BEFORE disconnecting the cables between the power module board and power input board module.

After this task is completed

Install a replacement unit (see Install a power module board (PMB)).
If you are instructed to return the component, follow all of the packaging instructions and use any packaging materials for shipping that are supplied to you.

Demo video

Watch the procedure on YouTube

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