45
SELF-DIAGNOSE
CONTROL BOARD (AZVAFRXXXX)
Airzone control boards have integrated LEDs that detect unusual operations.
Fig. 57
Data reception from automation bus
Data transmission from automation bus
Data transmission from Airzone Connection Bus
Data reception from Airzone Connection Bus
1st Stage Auxiliary heat activated
2nd Stage Auxiliary heat activated
Data transmission from AC unit bus
Data reception from AC unit bus
Control board power supply
Association channel: active
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