6-3.Old Pba - Detailed Specifications And Descriptions For Connectors And Relay Terminals (Main Pba) - Samsung DMR78 Series Service Manual

6-3.Old PBA - Detailed Specifications and Descriptions for Connectors and Relay Terminals (MAIN PBA)

CN1
ሪ
1. PBA Power (120V, AC1)
2. NC
3. PBA Power (120V, AC2)
CN5
ሪ
1. NC
CN7
ሪ
1. Power Relay Driver
2. Heater Relay Driver
3. Half Load Sensor
4. Turbidity Receiver
5. Turbidity Transmitter
6. DC GND
7. DC 5V
8. Rinse Aid Sensor
9. DC 12V
CN8
ሪ
1. Low Water Level Sensor
2. NC
3. Overflow Sensor
4. NC
5. Water Counter
6. Leakage Sensor
7. NC
8. Thermistor
9. Door Checker Driver
10. Door Checker Receiver
CN14 (Connect, AC2)
ሪ
1. Circulation Motor
2. Fan Motor
3. NC
4. Distributor Motor
(only DMR77)
5. Dispensor
6. NC
7. Inlet Valve
8. Drain Pump
9. NC
10. NC
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CN13 (Display-LED Driving)
ሪ
CN12 (Micom Writer)
ሪ 1. DIGIT1
1. ISP_TEST
2. DIGIT2
2. DC GND
3. DIGIT3
3. DC 5V
4. DIGIT4
4. RESET
5. DIGIT5
5. ISP Transmitter
6. DIGIT6
6. ISP Receiver
7. DIGIT7 (only DMR77)
CN3: NC
ሪ
CN11 (only DMR77)
ሪ
(Display-LED Driving)
1. DIGIT1
2. DIGIT2
3. DIGIT3
4. DIGIT4
5. DIGIT5
CN2 (LED_Common)
ሪ
1. SEG1
2. SEG2
3. SEG3
4. NC
5. NC
6. NC
CN4 (only DMR77), CN6
ሪ
(LED_Common)
1. SEG1
2. SEG2
3. SEG3
4. SEG4
5. SEG5
6. SEG6
7. SEG7
8. SEG8 (only DMR77)
CN9 (only DMR77)
ሪ
1. KEY6
2. KEY7
3. NC
4. KEY_Signal_1
5. KEY_Signal_2
6. NC
7. NC
8. NC
9. NC
10. NC
11. DC 5V
12. DC GND
CN10
ሪ
1. KEY1
2. KEY2
3. KEY3
4. KEY4
5. NC
6. KEY_Signal_1
7. KEY_Signal_2
8. LED_Signal_1
9. LED_Signal_2
10. DC 5V
11. DC GND
6. PCB Diagram
6-3