Removing the system board

CAUTION: To avoid ESD damage, when removing electrostatic-sensitive components from the failed system board, place the components on a static-dissipating work surface or inside separate antistatic bags.
NOTE: Replace a failed system board with the same model of replacement system board. See the label of the failed system board for the spare part number.

Procedure

  1. Power down the server .
  2. Remove all power:
    1. Disconnect each power cord from the power source.
    2. Disconnect each power cord from the server.
  3. Do one of the following:
  4. Remove the access panel.
  5. Remove the air baffle.
  6. Remove the fans.
  7. Remove the fan blanks. (See "Fan population guidelines" and "Fan blank" ).
  8. Remove the PCI riser cages.
  9. Disconnect all cables connected to the system board.
  10. Remove the Smart Storage Battery.
  11. Remove all DIMMs.
  12. Remove the heatsink:
    1. Loosen one pair of diagonally opposite screws halfway, and then loosen the other pair of screws.
    2. Completely loosen all screws in the same sequence.
    3. Remove the heatsink from the processor backplate.


      Removing the heatsink

  13. Open each of the processor locking levers in the order indicated, and then open the processor retaining bracket.


    Opening the processor locking levers

    CAUTION:

    THE PINS ON THE SYSTEM BOARD ARE VERY FRAGILE AND EASILY DAMAGED. To avoid damage to the system board, do not touch the processor or the processor socket contacts.

  14. Remove the processor from the processor retaining bracket.


    Removing the processor

    CAUTION: When returning a damaged system board to Hewlett Packard Enterprise, always install all processor socket covers to prevent damage to the processor sockets and system board.
  15. Remove the system board.
    1. Remove the system board screws.
    2. Lift the system board out of the chassis.


      Lift the system board out of the chassis