IBM FlashSystem 900, Installation And Maintenance Manual

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Table 3-1. Machine LEDs
LED Normal
Status Comments
ac indicator LED on
power supply ON ac power is present and within the correct
tolerances.
dc indicator LED on
power supply ON dc output voltage is present.
Yellow LED on power
supply OFF There is no overcurrent problem with the
adapters or fan tray.
Green LED on system
card ON Card is operational.
Yellow LED on
system card OFF Card is OK.
Green LED on SAC
card ON SAC card is operational.
Yellow LED on SAC
card OFF SAC CARD is OK
When the LED is ON that indicates that:
¹
MAE is not configured
¹
Quick config is running on MAE
¹
SAC hardware has a fault.
PCMCIA Port 1
(yellow) on system
card OFF Device has passed test.
PCMCIA Port 2
(yellow) on system
card OFF Device has passed test.
All adapter green
LEDs ON The adapter is operational.
All adapter yellow
LEDs OFF ON indicates a hardware fault.
Wrong slot LED OFF Adapter is plugged into the correct slot.
All I/O port green
LEDs ON The port is enabled and configured.
All I/O port yellow
LEDs OFF
¹
ON indicates that a fault has been detected.
¹
BLINKING indicates a port or network
failure.
Chapter 3. Multiaccess Enclosure Problem Determination
3-7