
Chapter 6 Checking LEDs 6-3
Table 6-2 lists the front-panel LEDs and describes LED activity.
Table 6-2 Front-Panel LEDs
LED LED Color Description
Drive Solid green Good: Drive power-up and spin-up OK.
Blinking green Good: Indicates drive activity.
Solid amber Failed: Drive failure.
Power (Light bulb icon)
Monitors the DC output voltage
within tolerance specification.
Overcurrent protection shutting
down any voltage output is also
displayed.
Voltage thresholds:
+5 VDC +/–.25 VDC
+12 VDC +/–.6 VDC
Current thresholds:
+5 VDC 35A
+12 VDC 25A
Solid green Good: Power supply good.
Solid amber Failed: One or more output voltages out of
range.
Fan (Fan icon)
Monitors the fan speed within
nominal operational RPM
specification of 5000 RPM.
Solid green Good: Both fans are rotating at 4000 RPM or
higher.
Solid amber Faulty/Failed: One or both fans is rotating at
less than 4000 RPM.
Temp (Thermometer icon)
Monitors the temperature level
and indicates violations of the
internal temperature threshold
of 131° F (55° C).
Solid green Good: Under temperature threshold.
Solid amber Failed: Over temperature threshold.
Event (Caution icon)
Indicates any abnormal or
failure event in the I/O board.
Solid green Normal operation of I/O board.
Solid amber Failed I/O board.
Blinking amber Indicates that the version of the SES firmware
or associated hardware PLD code on one
controller does not match that on the other
controller.
Comentarios a estos manuales