GE PSH23SGNAFBS Series - Main Control Board; Main Control Board Pinouts

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Main Control Board
The main control board is located at the back of the refrigerator, above the machine compartment on the right-hand side. It controls all refrigerator operations except the fresh food lights, freezer lights, and icemaker.
GEA00859
Pin 1 J8 Compressor
Pin 1 J9 Defrost Heater
Pin 1 J11 Line
Evaporator Fan Tach.
J2 Pin 1
Personality Input 5 Pin 2
Fan Common Pin 3
Evaporator Fan Pin 4
Condenser Fan Pin 5
FF Fan Pin 6
QuickChill Damper1 + J5 Pin 1
QuickChill Damper1 - Pin 2
QuickChill Damper2 + Pin 3
QuickChill Damper2 - Pin 4
+5V Pin 5
QuickChill Thermistor Pin 6
QuickChill Fan Pin 7
Fan +12V Pin 8
FF1 Thermistor J1 Pin 1
FF2 Thermistor Pin 2
FZ Thermistor Pin 3
Evaporator Thermistor Pin 4
+5V Pin 5
Personality Input 1 Pin 6
Personality Input 2 Pin 7
Personality Input 3 Pin 8
Personality Input 4 Pin 9
Damper - Blue J3 Pin 1
Damper - White Pin 2
Damper - Red Pin 3
Damper - Yellow Pin 4
FF Encoder Select Pin 5
Comm. Tx/Rx J4 Pin 1
Comm. +12V Pin 2
Comm. Common Pin 3
Discrete Disp. Input 1 Pin 4
Discrete Disp. Input 2 Pin 5
FZ Encoder Select Pin 6
Encoder Signal Pin 7
Encoder Signal Pin 8
Encoder Signal Pin 9
Encoder Signal Pin 10
Pin 1 J12
Monogram Drain Pan Heater
Pin 9 J7 Neutral
Pin 8 NIC
Pin 7 FZ Door Switch
Pin 6 FF Door Switch
Pin 5 QuickChill Heater
Pin 4 Auger Motor Interlock
Pin 3 Water Valve
Pin 2 Crusher Solenoid
Pin 1 Auger Motor
Pin 1 QuickChill Htr.
Pin 2 QuickChill Htr.
Low Voltage DC 120 VAC