85
12. CIRCUIT DESCRIPTIONS
12-1) Source Power Circuit ································86
12-2) Oscillator Circuit
···································86
12-3) Reset Circuit
·····································86
12-4) Door S/W Sensing Circuit
······························87
12-5) Temperature Sensing Circuit
····························87
12-6) Key Scan and Display Circuit
····························88
12-7) CoolSelect Zone
TM
Panel Circuit ··························89
12-8) Fan Motor (BLDC) Drive Circuit
··························91
12-9) EEPROM Circuit
···································92
12-10) Option Circuit
····································92
12-11) Load Drive Circuit
·································92