Lenovo ThinkStation P310 Hardware Maintenance Manual page 148

8. At the rear of the computer, remove the three screws that secure the power supply assembly. Press the
power supply clip 1
assembly to the front of the computer. Lift the power supply assembly out of the computer.
Figure 93. Removing the power supply assembly
9. Ensure that the new power supply assembly is the correct replacement.
142
ThinkStation P310 Hardware Maintenance Manual
downward to release the power supply assembly and then slide the power supply