HPE ProLiant DL385 Gen10 - Page 92

• T-15 Torx screwdriver (for the system board screws)
• T-20 Torx screwdriver (for the processor socket screws)
• Alcohol wipe
Procedure
1. Power down the server.
2. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3.
Remove the server from the rack.
4. Remove all power supplies (Removing and replacing the AC power supply).
5. Remove the access panel.
6.
Do one of the following:
• Removing the air bale.
• Remove the 4LFF midplane cage (
Removing and replacing a 4LFF midplane cage).
7.
Remove the primary or secondary PCIe riser cage (Removing and replacing the primary or secondary PCIe riser
cages).
8.
If installed, remove the tertiary PCIe riser cage (
Removing and replacing the tertiary PCIe riser cage).
9.
Remove the FlexibleLOM (Removing and replacing the FlexibleLOM).
10.
Remove all DIMMs (
Removing and replacing a DIMM).
11.
Remove the fan cage (Removing and replacing the fan cage).
12.
Disconnect all cables from the system board.
13.
Allow the existing heatsink to cool.
14.
Remove the heatsink:
CAUTION: To prevent mechanical damage or depositing oil on your hands or other contaminant to the
heatsink contact surface, hold the heatsink only by the edge of its base plate. Do not touch the heatsink fins.
CAUTION: Heatsink screws must be tightened and loosened in alternating sequence. Do not overtighten the
screws as this might damage the system board or the processor socket.
a. Use a T-20 Torx screwdriver to loosen the captive screws in the sequence specified on the heatsink label.
b. Lift the heatsink away from the system board.
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Removal and replacement procedures