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5. PCB DIAGRAM

5-1. MAIN PCB
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1 2 3




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7



5




6
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Location Part No. function Location Part No. function

AC CONNECTION SETGROUNDCONNECTION TheconnectorconnectingtheDryerSetandthegroundofthe
1 CN1 SuppliesACpowertothePBA 6 CN6
CONNECTOR CONNECTOR PBA

SUB PBA COMMUNICATION TheconnectorthatcontrolscommunicationswiththeSubPBA 7 RY5 MOTOR OPERATION RELAY TherelaythatturnstheMainMotorandoff.
2 CN2
CONNECTOR correspondingtotheDisplay.
8 RY6 HEATER2OPERATIONRELAY TherelaythatturnstheHeater2onandoff.
3 CN3 MICOMFLASHCONNECTOR TheconnectorthatwritessoftwareontotheMICOM.
9 RY7 HEATER1OPERATIONRELAY TherelaythatturnstheHeater1onandoff.
SENSOR CONNECTION Connectsthetemperaturesensorinordertodetectthe
4 CN4
CONNECTOR temperatureoftheheater.

VALVECONNECTION ItisconnectedtothesteamValve(SteamModelsOnly)andthe
5 CN5
CONNECTOR LampoftheDriveBlockandcontrolstheON/OFFsignal.



38 _ PCB Diagram
5-2. DETAILED DESCRIPTIONS Of CONTACT TERMINALS (MAIN PCB)
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CN3
1. 5V
CN5 CN2 2. SO
1. STEAMVALVE1 1. CommunicationsPort(Rx) 3. SI
2. Empty Pin 2. CommunicationsPort(Tx) 4. RESET
CN1 3. LAMP 3. SUB RESET 5. CLOCK
1. ACPowerPort 4. Empty Pin 4. 5V 6. FLMDO
2. ACPoweroffDetectionSensor 5. STEAMVALVE2 5. DGND 7. DGND
3. DoorDetectionSensor(LOCK,UNLOCK) 6. Empty Pin 6. 12V 8. Empty Pin




CN4
1. DGND
1 g 3 6 g 1 8 g 1
2. 5V
3. TEMP Sensor1
7 g 1
4. FabricDetectionSensor
5. FabricDetectionSensor
RY5 6. 5V
1. MotorRelaySwitch 7. TEMP Sensor2
3 g 1
2. MotorRelaySwitch
4 g 6



CN6
1. SETGND




RY7 RY6
1. Heater1RelaySwitch 1. Heater2RelaySwitch
2. Heater1RelaySwitch 2. Heater2RelaySwitch




PCB Diagram _ 39
5-3. SuB PCB
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Location Part No. function Description

1 BZ2 BuzzerCircuit BegeneratedsoundwhenKeyispressedortheencoderisoperated.

2 CN202 Connect Main PBA ReceivespowerfromtheMainPBAandprovidesacommunicationsfunction.

3 CN701 DrumLightCircuit ItcontrolsdrumlightLEDOn/Off

4 CN402 ConnectTouchSensor Supplyspowertotouchsensorandprovidesacommunicationsfunction.




40 _ PCB Diagram
5-4. DETAILED DESCRIPTIONS Of CONTACT TERMINALS (SuB PCB)
ThisDocumentcannotbeusedwithoutSamsung'sauthorization.
CN202
1. CommunicationsPort(Tx)
2. CommunicationsPort(Rx)
CN701 3. ResetSignalinput
1. 12V 4. 5V
2. Unused pin 5. GND
3. Drumlightcontrolpin 6. 12V




6 1




3 1




5 1




CN402
1. 12V
2. GND
3. TouchcommunicationPort(SDA)
4. TouchcommunicationPort(SCL)
5. Unused pin




PCB Diagram _ 41