58 Maintenance Manual RX900 S1
Power supply
5.2.2 Starting the task
ÊPerform the following procedures:
1. Open the rear door of the rack, see "Opening the rack door" on page40
2. "Locate the faulty server" on page37
3. Only when replacing a non-defective hot-plug power supply unit in a
non-redundant configuration: "Shutting down the server" on page41
4. "Locate the faulty component by PRIMERGY diagnostics indicators" on
page 39
5.2.3 Removing the power supply unit
Figure 15: Unlocking and removing the power supply unit
ÊRemove the power cord from the cable strap. You can loosen the cable strap
by opening the small locking lever.
ÊRemove the power cord from the installed power supply unit.
ÊPress the green release lever (1) and pull out the power supply unit in the
direction of the arrow (2). Grip the handle while pulling the power supply.
ÊCompletely remove the defective power supply unit from the bay.
VCAUTION!
Never leave the bay for the power supply unit empty for more than two
minutes during operation. Otherwise, excessive temperatures could
damage system components.
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