Dell XPS 8930 Service Manual - Page 39

Rotating the power-supply unit, optical drive.

Page 39 highlights

Figure 17. Rotating the power-supply unit 1. power-supply unit cage release latches (2) 3. chassis 2. power-supply unit 4. power-supply unit cage 3. Disconnect the CPU-power cable and system board power cable from the system board and the optical-drive power cable from the optical drive. For more information, see "System-board components". 4. Disconnect the graphics-card power cables if applicable. 5. Remove the system-board power cable from the routing guide on the chassis. Removing the power-supply unit 39

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Figure 17. Rotating the power-supply unit
1.
power-supply unit cage release latches (2)
2.
power-supply unit
3.
chassis
4.
power-supply unit cage
3.
Disconnect the CPU-power cable and system board power cable from the system board and the optical-drive power cable from the
optical drive.
For more information, see “
System-board components
”.
4.
Disconnect the graphics-card power cables if applicable.
5.
Remove the system-board power cable from the routing guide on the chassis.
Removing the power-supply unit
39