System Board - HP HPE ProLiant DL120 Gen9 Maintenance And Service Manual

Remove the quick-release latch rack ear assembly.
5.
To replace the component, reverse the removal procedure.

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.
To remove the system board assembly:
Power down the server (on page 30).
1.
Remove all power:
2.
Disconnect each power cord from the power source.
a.
Disconnect each power cord from the server.
b.
Do one of the following:
3.
Extend the server from the rack (on page 30).
o
Remove the server from the rack (on page 33).
o
Remove the access panel
4.
Remove the air baffle (on page 34).
5.
Remove the fans
6.
Remove the fan blanks
7.
Remove the PCI riser cages
8.
Disconnect all cables connected to the system board.
9.
Remove the Smart Storage Battery
10.
Remove all DIMMs
11.
Remove the heatsink:
12.
Loosen one pair of diagonally opposite screws halfway, and then loosen the other pair of screws.
a.
("Access panel" on page 40).
("Fan and fan blank" on page 50).
("Fan population guidelines" on page 50,
("Remove the PCI riser
("Smart Storage
("Removing a DIMM" on page 54).
"Fan blank" on page 51).
cage" on page 35).
Battery" on page 43).
Removal and replacement procedures 72