Lenovo ThinkStation P320 Hardware Maintenance Manual page 116

3. Gently pivot the two plastic retaining clips that secure the heat sink fan duct outward, and then lift the
heat sink fan duct out of the chassis.
Figure 80. Removing the heat sink fan duct
4. Press the release tab
Figure 81. Pivoting the drive bay assembly upward
5. Record the cable routing and cable connections. Then, disconnect the power supply assembly cables
from all drives and from the system board. See "Parts on the system board" on page 11.
6. Release the power supply assembly cables from any cable clips or ties.
7. 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.
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P320 Hardware Maintenance Manual
1 as shown and pivot the drive bay assembly upward.
downward to release the power supply assembly and then slide the power supply