Sync Control System 23
(6) Handset 3 (J3) - Not used
(7) Handset 4 (J4) - Not used
(8) Power In (J11)- Main power input to the box. The input to the box is 5 VDC, 12 VDC, and -12
VDC.
(9) Power Lamp (J12) - Connection to the power indication LED located on the front of the unit.
(10) Power Out (J10) - Not used.
(11) Rockworx (J9) - Not used.
(12) Volume (J8) - Not used.
Power Supply Unit
The power supply unit provides the audio control unit with the 5 VDC, 12 VDC, and -12 VDC. The
input to the power supply unit can be either 120 VAC or 240 VAC. The supply will automatically adapt
to either input and supply the proper output voltage.. Refer to the gure titled Power Supply Unit.
Power Supply Unit
(1) POWER INPUT (2) UNIVERSAL POWER SUPPLY (3) DIN (DEUTSCHE
INDUSTRY NORM) PLUG
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