Lenovo M57e - ThinkCentre - 9481 Hardware Maintenance Manual page 105

4. Disconnect the signal and power cables from the hard disk drive.
5. Press the release tab
as shown.
6. Carefully 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 "System board connectors" on page 92.
7. Remove the screws that secure the system board to the chassis.
8. Lift the system board out of the chassis.
9. Remove the memory modules from the failing system board and install them in the same location on
the new system board.
10. Disconnect the heat sink and fan assembly cable from the system board. See the system board
illustration for your machine type at "System board connectors" on page 92.
11. Remove the four screws
.
Chapter 9 Replacing FRUs (Types 7064, 7094, 9349, 9356, 9357, 9439, 9488, 9702, 9708, 9709, 9789, 9851, 9948)
1
down, slide the hard drive cage
1 securing the heat sink and fan assembly to the system board.
2
back, and pivot the hard disk drive outward
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