37
10. Circuit Descriptions
10-1) Source Power Circuit ································ 38
10-2) Oscillator Circuit ···································38
10-3) Reset Circuit ·····································38
10-4) Door S/W Sensing Circuit······························ 39
10-5) Temperature Sensing Circuit ···························· 39
10-6) Key Scan and Display Circuit···························· 40
10-7) CoolSelect ZoneTM Panel Circuit ·························· 42
10-8) Fan Motor(BLDC) Drive Circuit··························· 43
10-9) EEPROM Circuit ··································· 44
10-10) Option Circuit ···································· 44
10-11) Load Drive Circuit·································· 44