Replacing The System Board - Lenovo 3000 K100 Hardware Maintenance Manual

Replacng the system board
4. Lift the power supply out of the chassis.
5. Install the new power supply into the chassis so that the screw holes in
the power supply align with those in the chassis.
6. Install the four screws to secure the power supply.
Note: Use only the screws provided by Lenovo.
7. Reconnect the power supply connectors to the system board. See
"Identifying parts on the system board"
8. Reconnect a power supply connector to each of the drives.
9. See the "Completing the FRU replacement"
Important
The heat sink and microprocessor might be very hot. Make sure
these components are cool enough to safely handle before
continuing this procedure.
Note: When replacing the system board you must also order a new
retention module for the new system board. Make sure you have a
retention module for the new system board before continuing with
this procedure.
1. Remove the cover. See
Chapter 7. Replacing FRUs (tower computers)
.
.
"Removing the cover" .