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:
MAE is not configured
Quick config is running on MAE
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 ON indicates that a fault has been detected.
BLINKING indicates a port or network
failure.
Chapter 3. Multiaccess Enclosure Problem Determination 3-7
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