Jenn-Air JBC7624BS Technical Education page 67

Main Board
CONNECTOR PIN-OUTS
CONNECTOR J12
(NTC, Steam Heater)
J12-1 VDC
J12-2 NTC Input
CONNECTOR J13
(Display PCB)
J13-1 +5 VDC
J13-2 TX BUS (Max 5 VDC)
J13-3 TX BUS (Max 5 VDC)
J13-4 GND
J13-5 - 7 VDC
J13-6 Data Out (Max 5 VDC)
J13-7 Data In (Max 5 VDC)
J13-8 Clock (Max 5 VDC)
LED-FAN PCB
F1-AC In (L1)
F2-AC In (Neutral)
F1
For Service Technician Use Only
J6-Display
F2
LEDs
Figure 5 - LED-Fan PCB
DIAGNOSTICS & TROUBLESHOOTING
TERMINAL PINS
TERMINAL F1
(Pump, L1)
TERMINAL F2
(Grinder, L1)
TERMINAL F3
(Coffee Grounds Container Switch, L1)
TERMINAL F4
(AC In, L1)
TERMINAL F5
(AC In, Neutral)
TERMINAL F7
(Grinder, Switch)
TERMINAL F8
(Steam Heater)
TERMINAL F9
(Coffee Heater)
J6
J1
J1-Fan
CONNECTOR PIN-OUTS
CONNECTOR J1
(FAN)
J1-1 +12 VDC
J1-2 GND
TERMINAL F1
AC In, L1
TERMINAL F2
AC In, Neutral
Jenn-Air Built-in Coffee System 5-9
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