Pcb Diagram; 7-1) Part Arrangement (Main Board) - Samsung RS261MD Series Service Manual

7. PCB DIAGRAM

7-1) PART ARRANGEMENT (Main Board)

1. Ac power on the Pcb power part (SmPS)is supplied and converted to Dc12V, 5V and gnD through
SmPS circuits.
2. Power is supplied to the fan motor driving part up to 8.3V ~10V depending on the type of motor.
3. eePRom:Saves or records various data.
4. Receives various sensor signals and removes noise with micom and transfers them again.
5. Plays role of operating the genuine room taste damper and the damper heater.
6. Displays leD to the genuine room taste display driving part,and processes key signals.
7. Displays leD to the panel display driving part,and processes key signals.
(controlled in the link with genuine room taste circuits)
8. Performs i ce-maker operati on and suppl i es power of the motor and senses change of switches.
9. Relay part to control Ac load.
10.option setting part for model separation.
11.connector part to connect Ac load.
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