DAX66 INSTALLATION — EXPANSION
Expanding the DAX66 to 18 zones
The DAX66 can be expanded to 12 zones with one additional DAX66 kit and to 18 zones with two additional DAX66 kits. Stack three
DAX66, one on top of another. Connect the included 18-pin ribbon cable to the EXPANSION OUTPUT terminal of the bottom unit and the
other end of the ribbon cable to the EXPANSION INPUT terminal of the second and then third unit. Set the MASTER/SLAVE-1/SLAVE-2
switch of the bottom unit to MASTER, the center unit to SLAVE-1, and the top unit to SLAVE-2. The following data and control is
transmitted between the three units; all source audio, all RS232 control data, and all MCU communication data.
SLAVE 2
Master
Slave
Select
SLAVE 1
MASTER
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