Troubleshooting - Samsung RFG237AA Service Manual

4. TROUBLESHOOTING

4-1) FUNCTION FOR FAILURE DIAGNOSIS ···························53
4-1-1. TEST MODE (MANUAL OPERATION / MANUAL DEFROST FUNCTION) ···········53
4-1-2. DISPLAY FUNCTION OF COMMUNICATION ERROR ···················54
4-1-3. SELF-DIAGNOSTIC FUNCTION ····························55
4-1-4. DISPLAY FUNCTION OF LOAD CONDITION ·······················58
4-1-5. EXHIBITION MODE SETTING FUNCTION ························59
4-1-6. OPTION SETTING FUNCTION·····························60
4-1-7. OPTION TABLE ···································62
4-2) DIAGNOSTIC METHOD ACCORDING TO THE TROUBLE SYMPTOM(FLOW CHART) ·······64
4-2-1. IF THE TROUBLE IS DETECTED BY SELF-DIAGNOSIS ··················65
4-2-2. IF FAN DOES NOT OPERATE(F, R, C - FAN) ·······················76
4-2-3. IF ICE ROOM FAN DOES NOT OPERATE ························77
4-2-4. IF ICE MAKER DOES NOT OPERATE··························78
4-2-5. IF ICE MAKER(F) DOES NOT OPERATE(RFG238 MODEL)·················79
4-2-6. IF DEFROST DOES NOT OPERATE (F,R DEF HEATER) ··················80
4-2-7. IF POWER IS NOT SUPPLIED ·····························81
4-2-8. IF COMPRESSOR DOES NOT OPERATE ························82
4-2-9. WHEN ALARM SOUNDS CONTINUOUSLY WITHOUT STOP(RELATED WITH BUZZER SOUND) ···84
4-2-10. IF PANEL PCB DOES NOT WORK NORMALLY ·····················86
4-2-11. IF PANTRY PANEL PCB IS NOT WORKING NORMALLY ·················87
4-2-12. WHEN REFRIGERATOR ROOM LAMP DOES NOT LIGHT UP···············88
4-2-13. IF ICE WATER IS NOT SUPPLIED ···························90
4-2-14. IF CUBED OR CRUSHED ICE IS NOT SUPPLIED ····················92
4-2-15. IF COVER ICE ROUTE MOTOR(GEARD MOTOR) IS NOT WORKING NORMALLY ······93
4-2-16. IF INVERTER PCB POWER IS NOT SUPPLIED ·····················94
4-2-17. LED BLINKING FREQUENCY DEPENDING ON PROTECTING FUNCTIONS ········95
INVERTER PCB CIRCUIT DIAGRAM ······························96
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