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3. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
4. Disconnect all peripheral cables from the server.
5. Remove the server from the rack .
6. Place the server on a flat, level work surface.
7. Remove the access panel .
8. Do one of the following:
a. Remove the air baffle .
b. Remove the midplane drive cage .
9. Allow all internal system components to cool before continuing.
10. Remove the heatsink:
CAUTION:
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.
a. Review the heatsink screw numbering on the heatsink label.
b. Loosen the heatsink screw numbers 6, 5, 4, and 3 in a diagonal manner (callouts 1 to 4).
Standard heatsink
HPE ProLiant DL345 Gen11 Server Service and Maintenance Guide
200
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