Service Manual:
https://drive.google.com/open?id=0B7gi0OF2e_LoVF9heHFLZGxkMWc

Cross Reference Information
Part Number DA41-00669A (AP4909012) replaces 1796774, DA92-00055A, PS4140027, B004Q4196K.

Cross Reference and Model Information
Assy Pcb Main

Part Number: AP4909012
Manufacturer's Part Number: DA41-00669A
Manufacturer Model Number Description
Samsung RS261MDBP/XAA REFRIGERATOR
Samsung RS261MDPN/XAA REFRIGERATOR
Samsung RS261MDRS/XAA REFRIGERATOR