LG LFX21960ST - Page 6

REFRIGERATOR CONTENTS
CONTENTS, continued
PCB CIRCUITS 49
Power Circuit 49
Oscillator Circuit 50
Reset Circuit 50
Load Drive Circuit 51
Freezer Fan Motor Drive Circuit 51
Door Open Detection Circuit 52
Temperature Sensor Circuit 52
Refrigerator Damper Circuit 53
Dispenser Input Circuit 53
Temperature Compensation Circuit 53
Temperature Compensation Table 54
Freezer Sensor Resistance Specification 54
Display Light and Button Circuit 55
SCHEMATICS 56
Circuit Diagram 56
Main Board Layout 57
58
Main Board Parts List
Display Board Schematic 59
Display Board Parts Layout 60
Display Board Parts List 60
EXPLODED VIEWS 61
Case Parts 61
Freezer Parts 62
Refrigerator Parts 63
Door Parts 64
Ice and Water Parts 65
Icemaker Parts 66
Dispenser Parts 67
PARTS LIST 68
NOTES 75
APPENDICES 78
LFX21960ST/LFX25960xx Page 6 of 75 TRAINING MANUAL