Lenovo 8013, Hardware Maintenance Manual, Page: 108 / 582

6. Take note of the location of all cable connections on the system board and
disconnect all cables. See the system board illustration for your machine type
at “Identifying parts on the system board” on page 89.
7. Remove the hard disk drive. See “Replacing the hard disk drive” on page 112.
8. Remove the screws that secure the system board to the chassis.
9. Lift the system board out of the chassis.
10. Remove the memory modules from the failing system board and install them
in the same location on the new system board.
11. Disconnect the heat sink and fan assembly cable from the system board. See
the system board illustration for your machine type at “Identifying parts on
the system board” on page 89.
12.
Rotate handle
1
to release the heat sink clamp and then disengage the
clamp from the plastic retention bracket.
13.
Lift the heat sink and fan assembly off the failing system board. Place the heat
sink on its side so that the thermal grease does not come in contact with
anything.
Note: You might have to gently twist the heat sink to free it from the
microprocessor.
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Hardware Maintenance Manual