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XW Series Inverter Charger - F69 External Sync Failed.


Customers unit is faulting with a F69 with a single unit installation. 


XW Series Inverter Charger


Check connections and cable on external AC sync port. In a single-inverter system, nothing must be plugged into the AC sync port.


Customer has something plugged into the AC sync, mistaking it for the Xanbus Port. 
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