Samsung RF263 Series - FF-Defrost Sensor Error

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Error-code : 5 E
FF-Defrost Sensor Error
Block
① Disassemble the FF-Room EVAP COVER
② Inspect the YELLOW CONNECTOR(2-WIRE) Open
③ Measure the Main PBA DC voltage
- Normal : DC 1.2V(100℉) ~ 4.0V(-13℉)
- Failure : DC 1.3V ↓,4V↑  Inspect the bottom WIRE
CONNECTOR ① Inspect the Main PBA CN30
No.8(S/BLU)
+ PBA “GND” marked area
and DC voltage measuring
- Normal : DC 1.2V(100℉)
~ 4.0V(-13℉)
- Failure : DC 1.3V ↓,4V↑
Main PBA
CN 30
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