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94 Sun StorageTek 2500 Series Array Hardware Installation Guide • March 2007
TABLE B-1 lists the LEDs for DC power.
TABLE B-1 DC Power Module LEDs.
Connecting Power Cables
Caution – A qualified service person is required to make the DC power
connection per NEC and CEC guidelines. A two-pole 20-amp circuit breaker is
required between the DC power source and the array module for over-current and
short-circuit protection. Before turning off any power switches on a DC-powered
module, you must disconnect the two-pole 20-amp circuit breaker.
LED Color On Off
DC Power (DC Good) Green DC power from the
power-fan assembly is
available.
DC power from the power-
fan assembly is not
available.
Service Action Allowed Blue The power-fan assembly
can be removed from the
tray.
The power-fan assembly
cannot be removed from the
tray.
Service Action Required
(Fault)
Amber A fault exists within the
power-fan assembly.
Normal condition
Power (DC Good) Green Power is present Power is not present