Power supply
To remove the power supply, use these procedures.
Table 4-13 Power supply descriptions and part numbers
Description Spare part number
240 W, 90% efficiency N05346-001
180 W, 92% efficiency N05345-001
NOTE: System board appearance can vary.
Before removing the power supply, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 22).
2. Remove the access panel (see Access panel on page 23).
3. Remove the optical drive (see Optical drive on page 25).
4. Remove the front bezel (see Front bezel on page 26).
5. Remove the WLAN module (see WLAN module on page 30).
Remove the power supply:
1. Release the power supply P3 cable from the three retention clips (1) that are built into the fan hood.
2. Release the power supply P1 cable from the three retention clips (2) that are built into the system
chassis.
3. Disconnect the power supply P1 (3) cable from the system board.
4. Disconnect the power supply P2 (4) cable from the system board.
5. Disconnect the power supply P3 (5) cable from the system board.
6. Remove the four Phillips screws (1) that secure the power supply to the computer.
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Chapter 4 Removal and replacement procedures
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