Lenovo ThinkCentre M83 Hardware Maintenance Manual page 127

Figure 53. Installing the eight screws to secure the system board
12. Install the heat sink and fan assembly and connect the heat sink and fan assembly cable to the new
system board. See "Replacing the heat sink and fan assembly" on page 113.
13. Install all memory modules and PCI cards removed from the failing system board on the new system
board. See "Installing or replacing a memory module" on page 98 and "Installing or replacing a PCI
card" on page 95.
14. Install the front fan assembly. See "Replacing the front fan assembly" on page 213.
15. Refer to your record to connect cables to the new system board. You also can refer to "Locating
parts on the system board" on page 82 to help you locate the connectors on the system board and
connect cables.
The failing system board must be returned with a microprocessor socket cover to protect the pins during
shipping and handling.
To install the microprocessor socket cover, do the following:
1. After you have removed the microprocessor from the failing system board, close the microprocessor
retainer and then put the lever to the locked position to secure the retainer in place.
Chapter 8
.
Replacing FRUs (machine types: 10A0, 10A1, 10A6, 10A7, 10AG, 10AK, 10AL, and 10BE)
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