Figure 5. Installing the power supply
__ 4. Slide the power supply into the system unit.
__ 5. Move the handle up to lock in place.
__ 6. Install the side covers.
__ 7. Install the back cover.
__ 8. To install disk units in your disk expansion unit, go to "Install 43xx disk
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43xx Disk Unit, 71xx Disk Expansion Unit, 71xx Disk Unit Enclosure V5R3
units with system power off" on page 20.