70 Upgrade and Maintenance Manual
RX300 S8
Basic hardware procedures
I To provide true phase redundancy, the second power supply should
be connected to a different AC power source from the other supply. If
one AC power source should fail, the server will still continue to run.
I It takes about 60 seconds until power-on becomes possible.
Connecting the server to the direct current (optional DC hot-plug power
supply unit)
Figure 14: Connecting the server to the dc voltage
Ê Connect the power cord with the connector to the power supply unit of the
server (1).
Ê Attach the connector with the 2 screws (2).
Ê Connect the wire labeled "Ground" to an appropriate earth ground.
Ê Connect the other two wires of the power cable to the current bar on the rack
(see Technical Manual of the rack).
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