Power supply
1. Disconnect power from the system ( Pre-disassembly procedures on page 55), and remove the
access panel (
Access panel on page 61). Place the workstation on its side with the system board
facing up.
2. Disconnect the three power supply cable connectors from the system board.
NOTE Cable ties and cable clips may be present.
3. Disconnect the power supply connections from the optical drives, diskette drive, hard drives, and
graphics card (select models only).
4. Remove the four screws (1) from the back panel.
5. Slide the power supply toward the front, and lift up (2) to remove it from the chassis.
Figure 4-12 Removing the power supply
To install the power supply, reverse the previous steps.
System fan
To remove the system fan:
1. Disconnect power from the system (
Pre-disassembly procedures on page 55), and remove the
access panel (
Access panel on page 61). Place the workstation on its side with the system board
facing up.
2. Disconnect the fan power plug from the system board (1).
ENWW Removing and replacing components 67
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