2-12 SPARC Enterprise M4000/M5000 Servers Service Manual • December 2010
The state displayed by LED combination is described in TABLE 2-4.
TABLE 2-4 State Display by LED Combination (Operator Panel)
LED
Description of the statePOWER
XSCF
STANDBY CHECK
Off Off Off The circuit breaker is switched off.
Off Off On The circuit breaker is switched on.
Off Blinking Off The XSCF is being initialized.
Off Blinking On An error occurred in the XSCF.
Off On Off The XSCF is on standby.
The system is waiting for power-on of the air
conditioning system.
On On Off Warm-up standby processing is in progress
(power-on is delayed).
The power-on sequence is in progress.
The system is in operation.
Blinking On Off The power-off sequence is in progress.
Fan termination is being delayed.
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