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Sharp LC-40F22E 17MB61-2 Sound problem
old tvman:
Very common problem with the audio o/put IC on these chassis,TPA3113D2 causes int no/distorted sound.
Turnip:
Hi TVOM and thanks,
Output chip is Maxim Max9736A - Your chip appears to be audio control, where those caps C1075/6/7/8 need changing 0.47 to 1mfd. Gather TPA3113D2 is sometimes the problem.
I did it the easy way and got a panel from Fleabay, plus a bag of 1mfd SM ceramics from China for the next one.
Thanks again - Chris.
Later - Gather the TPA3113D2 is a 6 x 6 watt output chip, my panel 61-2 doesn't have one. The Maxim chip 15 + 15 watt was the problem.
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