LG Inverter ac compressor not starting and no Error showing repair solution

Описание к видео LG Inverter ac compressor not starting and no Error showing repair solution

Ch 05 Communication error me ye LG Inverter ac pcb 1 ton ka Repairing me aaya tha , isme Outdoor pcb me comm. Ka power bank dc 74v ka benaya huwa hai , isme SMD NPN transistor kharab nikla jiska c. Coupler side hota hai
Change kerne ke baad , Ch05 ka Error chala geya

Aab koi error nahi aa reha tha or per Outdoor ka fan or compressor chalu nahi ho reha tha 30 to 50 min. Wait kiya ..

Sensors sab ok the , fir Indoor me Communication ke coupler se ek smd NPN transistor legaya hai wo sahi beta reha tha per DSO se dekha to Pulse nahi deikha reha Tha
Change kiya to 2 Resistance lega ker Bena diya ok ho geya

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