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Main Control Board Locator Table
(Low-Voltage Side)
Connector P i n
Wire Color
Component
Termination
Pin to Pin Voltage Reading
J3
1
Yellow
Damper
J 3 p i n l t o J 4 p i n 3 =
Standing Voltage 2,3 VDC
Traveling Vohbge 6.0 VDC
J3
2
Red/Black
Damper
J3 pin 2to J4 pin 3 =
Standing Voltage 2.3 VDC
Traveling Voltage 6.0 VDC
J3
3
White/Brown
Damper
J 3 p i n 3 t o J 4 p i n 3 =
Standing Voltage 2.3 VDC
Traveling Voltage 6.0 VDC
J3
4
BlueA/ellow
Damper
J3 pin 4to J4 pin 3 =
Standing Voltage 2.3VDC
Traveling Voltage 6.0 VDC
J4
1
Black
Dispenser board
@mmon
transmiUreceive
See schematic
J4
2
Red
Dispenser board
common
12 VDC
See schematic
J4
3
Blue
Dispenser board
common ground
See schematic
Continued on next page.
C
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