Lenovo ThinkCentre M70c Hardware Maintenance Manual page 95

7. Remove the optional connector cable (if any).
8. Record the cable routing and cable connections, and then disconnect all cables from the system board.
See "System board" on page 54.
9. Remove the screws that secure the system board, and then carefully lift the system board out of the
chassis.
Note: Carefully handle the system board by its edges.
.
Chapter 6 Hardware removal and installation
89