Samsung RS261M Repair Manual page 28

Tip 5-1-2. Inspect self-diagnosis test
 F Sensor / cabinet Fan / Defrost Sensor / Defrost Error
Block
① Disassemble F Ice Maker Screw top
② Inspect disassembled Cover Multi Front 분해
③ Inspect disassembled Evap Cover
Circuit diagram
Main PBA
CN 75
F-Sensor
Fan Motor
CN 70,71
CN 40
CN 50
① F cabinet Sensor is failure
: Inspect disassembled Cover
Multi Front blue 2-Wire
connector
-Main PBA : CN40 No.5(YEL)
+ CN50 No.5(GRY)
② When F Fan is failure:
Inspect disassembled Cover
Multi Front 3-Wire connector
-Main PBA : CN75 No.4(YEL)
/ No.5(BLK) / No.10(GRY)
③ When the Defrost Sensor is
failure
: Inspect disassembled Evap
Cover blue 2-Wire
-Main PBA : CN40 No.6(BLU)
+ CN50 No.5(GRY)
④ Defrost Error
: Inspect brown 2-Wire
connector
-Main PBA : CN70 No.5(BRN)
+ CN71 No.1(ORN)
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D-Sensor
Defrost
Sensor
Heater