Power interposer board
The power interposer board (PIB) is a board that connects the redundant power supply units (PSUs) to the
system board. The PIB is only supported in systems with redundant PSUs.
Removing the power interposer board
Prerequisites
CAUTION: Many repairs may only be done by a certified service technician. You should only
perform troubleshooting and simple repairs as authorized in your product documentation, or as
directed by the online or telephone service and support team. Damage due to servicing that is
not authorized by Dell is not covered by your warranty. Read and follow the safety instructions
that are shipped with your product.
1.
Follow the safety guidelines listed in the Safety instructions section.
2.
Follow the procedure listed in the Before working inside your system section.
CAUTION: To prevent damage to the power interposer board, you must remove the power
supply units (PSUs) or PSU blank from the system before removing the power interposer
board (PIB).
3.
Remove the PSUs or PSU blanks from the back of the chassis.
4.
Remove the cooling shroud.
Steps
1.
Disconnect the power cables from the hard drive backplane and the system board.
NOTE: If installed, remove the expansion card to enable removing the P3 power cable from the
system board.
2.
Pressing the release latch on the PIB, lift the PIB to release it from the hooks on the PSU cage.
3.
Lift the PIB out of the chassis.
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