Removal and replacement procedures 58
Power supply unit
Located on the rear panel of the server is a single standard autoranging 365-watts power supply unit
(PSU).
PSU replacement warnings
Observe the following reminders to reduce the risk of personal injury from electric shock hazards
and/or damage to the equipment
• Installation of the power supply unit should be referred to individuals who are qualified to service
server systems and are trained to deal with equipment capable of generating hazardous energy
levels.
• DO NOT open the power supply unit. There are no serviceable parts inside it.
To replace the power supply unit:
1. Perform the pre-installation procedure.
2. Disconnect the system power cables.
Go to page 34 for an illustration of these cable connections.
○ Processor power cable
○ System board power cable
○ System drives’ power cables
3. Remove the default power supply unit.
a. Remove the four screws that secure the PSU to the chassis (1).
b. Detach the PSU from its chassis bay, and then remove it from the system (2).
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