Lenovo ThinkCentre M73z Hardware Maintenance Manual page 96

7. Remove the power cord connector from the rear I/O assembly.
Figure 26. Removing the power cord connector
8. Disconnect the PS/2 keyboard/mouse cable and the serial-connector cable from the system board.
Then, remove the rear I/O assembly from the chassis.
9. To install the new rear I/O assembly, connect the PS/2 keyboard/mouse cable and the serial-connector
cable of the new rear I/O assembly to the system board. See "Locating parts on the system board"
on page 71.
10. Note the orientation of the power cord connector and install it onto the new rear I/O assembly. Ensure
that the two screw holes in the power cord connector align with the corresponding holes in the new
rear I/O assembly.
90
ThinkCentre M73z Hardware Maintenance Manual