Posted by TVTECHparts on 9/17/2019 to LCD & LED Televisions Tips
Repair info for power supply's 209804, 210452, 220455, 215463, 217654 used in Hisense brand led televisions.
Sharp LC65P6000U, LC65P6030U, LC65P620, LC55P620U, LC55P7000U no back lights.
Hisense 55HD6, 65H6D and many more
The above Sharp / Hisense models using power supply part number 209804, 210452, 220455, 215463, 217654 may exhibit a missing B+ to the LED's, this is caused by a failure of the led control IC N703 (LX27901ID) and R713 a 10 Ohm smd resistor marked 100 the 3rd digit is the multiplier x 0=10 Ohms supplying B+18 Volts to pin 1 of the IC.
This circuit is also used in numerous Hisence power supply's.
We will have a repair kit available soon.