Hardware reference guide

Quantum Field Bus Modules
244
35013379 02 October 2007
LED Indicators
and Descriptions
for NOA611X0
The following figure shows the NOA611X0 LED indicators.
The following table shows the NOA611X0 LED descriptions.
LED Descriptions
LEDs Color Function
R Green Ready. The firmware is running correctly and the module is ready
for service.
Active Green Bus communication is active.
F Red Fault. A fault occurred on the module.
IB-S Run Green The InterBus is functioning normally and carrying data.
BS Off Yellow One or more bus segments are shut down.
Master Red Processor fault. Fault on the InterBus processor or the
communications processor has failed.
RBUS Red Remote bus fault. The remote bus has been diagnosed as
defective.
LBUS Red Peripheral bus fault. The peripheral bus has been diagnosed as
defective.
Slave Red An InterBus node has reported a (module) fault.
DEA202 Red Initialization fault with the DEA 202.
Memory Red Memory fault.
Start Up Red The InterBus master is not operational.
Active
IB-S Run
BS Off
Master
RF
RBUS
Slave
DEA202
Memory
Start Up
LBUS
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