...in the power suplie is short .it is written as A I 5 is it 15v or 5.1 zener 15 volt. It is 15 v zeaner. check supply voltage fluction at out put pin without connecting d1886. smps trf never get ...
...I have checked the power supply section, voltages seems to be ok. The main supply output of SMPS(B+) bothers me because per schem. diagram it should be 130Vdc for the 21" set and I'm reading ...
...SMPS ( 8 pin IC ) feed back circuit. Never switch on TV when the IC is removed. SMPS will go un controlled and the Dc will rase beyond 200volts & DC capcitor will burst. Other IC also likely to ...
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