Pcb Diagrams (Main Pba) - Samsung ME21F707MJT Service Manual

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6. PCB Diagrams

6-2-2. PCB Diagrams (MAIN PBA)

(This Document can not be used without Samsung's authorization)
▶ CN401
1) DOOR SWITCH (RELAY-V)
2) NO CONNECTION
3) DOOR SWITCH (+12V)
4) TCO SENSOR
5) GND
▶ CN101
1) AC POWER (LIVE)
2) NO PIN
3) AC POWER (NEUTRAL)
▶ CN102
(MAIN MICOM PROGRAM UPDATE, ISP)
▶ CN301
1) POWER (GND, 0V)
1) GAS SENSOR IN
2) MODE
2) GAS SENSOR OUT
3) POWER (+5V)
3) POWER (GND, 0V)
4) RX0
4) POWER (+5V)
5) TX0
▶ CN201
1) VENT MEDIUM
2) NO PIN
3) VENT HIGH
4) NO PIN
5) VENT BOOST
6) NO PIN
7) T/TABLE
8) NO PIN
9) MAIN
10) NO PIN
11) INRUSH
▶ CN202
1) POWER (GND, 0V)
2) NO PIN
3) BRIGHT
4) NO PIN
5) NIGHT
6) NO PIN
7) VENT LOW
40
▶ CN701
1) POWER (+12V)
2) POWER (GND, 0V)
3) POWER (+5V)
4) TX4_SUB
5) RX4_SUB
6) WAKE-UP_SUB
7) SCL_SUB
8) SDA_SUB
9) POWER (GND, +V)

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