Samsung SSEDA-14-RS25H51-131221 PCB DIAGRAM free download

File name SSEDA-14-RS25H51-131221_PCB_DIAGRAM.pdf

6. PCB DIAGRAM 6-1) PART ARRANGEMENT (Main PBA) 1. SMPS Circuit : Not used. 2. Ice Maker Circuit : Receiving the data of sensor, Hall S/W, Ice Route Micro S/W 3. Ice Maker Control Circuit : Controlling AC Load like motor, solenoid, heater related to ice making 4. Heater Control : Relays for F/R-def-heater, R-H/B-heater, Pipe-heater, Dispenser-heater F/R-cap-heater 5. Driver IC : Using MICOM signal to control relays. 6. BLDC Fan Control circuit : Supplying the power to the fan motor using PWM 7. Cool Select Zone control circuit : Controlling Cool Select Zone PBA. 8. Inverter Communication circuit : Sending operating RPM signal & receiving error feedback. 9. Step Valve control circuit : using motor driver IC to control step valve motor 10. Lamp control circuit : Controlling F&R room lamp 11. PLC circuit : Not applied 12. Display communication circuit (UART) and Dispenser lever & H/B switch signal 13. Cool Select Zone control circuit 14. Sensor & Door Switch circuit : sensing several sensors & door switches signal. 15. EEPROM : memory for data saving. A. Diode option setting part 66 PCB DIAGRAM 6-2) Connector Layout & Descriptions of Inverter Controller Board 1. PCB Power Supply : From the SMPS circuit, it supplies 15V and 5V for the Main PBA control and supplies15V and 5V to the Inverter circuit for the Compressor control. 2. Inverter Control Circuit : Fridge Compressor Control Circuit. 3. COMP Driving / Feedback CircuitIt receives the COMP operation signals from the Main PBA and feedbacks the inverter errors to the Main PBA. 4. BOOTSTRAP Charger : It is an independent power circuit for the driving of the IMP High-Phase IGBT. 5. Current Pickup Circuit : It pickups the currents taken by the Shunt resistance and does the PWM DUTY control. 6. IPM (FNE41060) 7. Micom (MN103SFC2D) 67 PCB DIAGRAM 6-3) CONNECTOR ARRANGEMENT (Main Board) 68 PCB DIAGRAM 6-4) Connector Layout & Description (Inverter comp control Board) Used for Inverter Model 69