Replacing The Power Interposer Board - Dell EMC VxFlex Ready Node R840 Manual

Replacing the power interposer board

The power interposer board (PIB) is a board that connects the hot swappable power
supply units (PSUs) to the system board. To replace the PIB, perform the tasks in the
following checklist in the order they are listed.
Note
Before starting this FRU procedure, familiarize yourself with the topics in
information before performing a FRU procedure
CAUTION
This FRU procedure requires you to perform mandatory software tasks in VxFlex
OS, as described in the VxFlex Ready Node Field Replacement Unit Software Guide .
You will be referred to these mandatory software tasks in the following checklist.
Check Task
List
☐ 1 Verify the part to replace.
Perform mandatory software tasks to prepare the node for part replacement:
☐ 2 Prepare the server for part replacement.
Return to this guide for instructions on replacing the system component:
☐ 3 Remove the bezel.
☐ 4 Disconnect the power cords and I/O
cables.
☐ 5 Extend the system from the cabinet.
☐ 6 Remove the system cover.
☐ 7 Remove the air shroud, if applicable.
☐ 8 Remove expansion card riser 2.
☐ 9 Remove the power supply module or
power supply blank.
☐ 10 Remove the PIB.
Hardware FRU procedures
on page 56.
Topic
See System diagnostics and indicator
codes on page 203.
See "Gracefully shut down the node" in
the VxFlex Ready Node Field Replacement
Unit Software Guide .
See Remove the front bezel
166.
See Disconnect the power cords and I/O
cables on page 164.
See Extend the system from the cabinet
on page 164.
See Remove the system cover
173.
See the relevant topic, depending on
your system:
Remove the non-GPU air shroud
168
Remove the GPU air shroud
See Remove the expansion card risers
page 103.
See Replacing power supply units
page 150.
See Removing Power Interposer Board
on page 154.
Replacing the power interposer board
Important
on page
on page
on page
on page 169
on
on
153