Pcb Daigram - Samsung RL60GG Series Service Manual

5. PCB DIAGRAM
5-1) PART Layout (Main Board)
5-1-1) Q/G/J-OPTION
1. It controls the Coolselect Zone Damper and Heater.
2. It controls the Fridge Damper and Heater.
3. Section for Diode Option Setting
4. EEPROM : Storing/Writing various data.
5. This Relay Section controls the AC Load and operates by receiving the driving signals for Micom via the
Sink IC.
6. It receives various sensor signals and delivers them to MICOM after eliminating noises, and it detects the
door open.
7. MAIN → PANEL PCB Control
8. Fan Motor Driver : It supplies 8V ~ 12V to the motors depending on their types. (Option)
9. Buzzer Alarm : It sends out periodic alarm sounds when a button is pressed or when the door is open.
10. MICOM, Clock Generation, Software Resetting
11. Main Micom(CPU)
12. LED LAMP Control Circuitry (F/R LAMP)/(Option)
13. Inverter COMP. Signal Part
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