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SPARC Enterprise M3000 Server Installation Guide • January 2009
If the computer equipment is subjected to repeated power interruptions and
fluctuations, it is susceptible to a component failure rate that is higher than it would
be with a stable power source.
The SPARC Enterprise M3000 server has the following basic connection
configurations:
■
Power cables with a redundant PSU connection (
)
■
Power cables with a dual-power feed connection (
To connect the power cables
in a redundant PSU connection
to the same AC power
supply, connect each power cable independently to its own outlet.
FIGURE 2-1
Power Cables With a Redundant PSU Connection
For a dual-power feed connection, connect each power cable separately to each AC
power supply system.
PSU#1 PSU#0
CB
AC power supply
CB
CB: Circuit breaker
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