Important: Digital chimes do not support this wiring configuration.
- Wire one terminal from each ADC-VDB750 to the transformer.
- Wire the other terminal from the first ADC-VDB750 to the FRONT terminal on the chime.
- Wire the other terminal from the second ADC-VDB750 to the REAR terminal on the chime.
- Wire one terminal of the transformer to the TRANS terminal on the chime.
More information on the VDB750 can be found here: