Pcb Diagram; Main Pcb - Samsung WF511AB series Service Manual

5. PCB DIAGRAM

5-1. MAIN PCB

D B
Location Part No. Function
1 CN6 PBA Power Supply
2 CN7 Reactor Connection Port
3 RY1 Main Relay
4 RY13 Washing Heater Relay
5 RY11 Steam Heater Relay
6 CN8 Motor Power Supply Port
7 CN3 Hole Sensor Connection Port
8
11
7
10
Description
Supply 120V of AC power.
Decrease generated noise when the motor is operated.
Be Supplied PBA power when the Power button is pressed.
The switch for the Washing Heater power.
The switch for the Steam Heater power.
Supply the 3-phase drive voltage for the Washing Motor.
Detect whether the Washing Motor is working normally.
4
5
12
Location Part No. Function
8 CN10 SUB PBA Connection Port
9 IPM1 Washing Motor Drive IC
10 CN1 Each Load Connection Port
11 CN11 MEMS PBA Connection Port
12 RY12 Dry Heater Relay
9
6
3
1
2
Description
Supply power to the Sub PBA and provides a communications
function.
Switches and supplies the voltages for the motor.
The port to supply power for each electric device.
Supply power to the MEMS PBA and provides a communications
function.
The switch for the Dry Heater power.
PCB Diagram _ 33