To avoid risk of electrical shock, personal injury, or death, disconnect electrical power source to unit, unless test
procedures require power to be connected. Discharge capacitor through a resistor before attempting to service.
Ensure all ground wires are connected before certifying unit as repaired and/or operational.
P4 Lower oven cycle LED
Pin 1
Output
Upper cycle output signal
Blk
Pin 2
12 VDC
12 Vdc output-voltage source to anode of
knob LED light ring
Red
P5 Lower oven temp LED
Pin 1
Output
Upper cycle output signal
Blk
Pin 2
12 VDC
12 Vdc output-voltage source to anode of
knob LED light ring
Red
P6 Lower oven EOC4 Communication
Pin 1
Ground
Circuit ground
Org
Pin 2
Input
RX received from EOC4 board
Brn
Pin 3
Output
TX sent to EOC4 board
Vio
P7 Upper oven EOC4 communication
Pin 1
Ground
Circuit ground
Org
Pin 2
Input
RX received from EOC4 board
Brn
Pin 3
Output
TX sent to EOC4 board
Vio
P8 Power Supply
Pin 1
12 VDC input
12 VDC to knob illuminator driver board
Red
Pin 2
Not used
Pin 3
Not used
Pin 4
Ground input
Circuit ground input to knob illuminator board Blk
Troubleshooting
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