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Chapter 3: Maintenance and Component Installation
3.9 Power
The CSE-505-203B chassis supports one 200W AC Gold power supply. The power supply
is auto-switching capable. The 200W AC power supply can operate at a 100V to 240V input
range. New units can be ordered directly from Supermicro or authorized distributors.
Replacing Power Supply
1. Remove power as described in Section 3.1 and remove the chassis cover as described
in Section 3.2
2. Disconnect all wiring from the power supply.
3. Remove two screws holding the power supply to the chassis rear. From the underside
of the chassis, remove two screws holding the power supply mounting bracket to the
chassis floor. Set these four screws aside.
4. Remove the power supply from the chassis.
5. Align a new power supply with the thru holes at the chassis rear and on the chassis
floor.
6. Reinstall the four screws.
7. Reconnect all wiring to the power supply, reinstall the chassis cover, reconnect the
power cord, and power up the system.
Figure 3-10. Replacing the Power Supply