Disebabkan seringnya menangani Tv POLYTRON mati total, walhasil jadi berfikir extra.Segera cek semua part Regulator seperti T506 H945, T507 A1015, T508 C1815, D520 OK tapi D521 short, optocouple karat, fuse putus, C507 10u63V, C807 10u160V hamil, R515 3,3 putus, jadi tampaknya sebelum FET rusak tegangan B sempat naik tapi syukurlah kali ini transistor H out selamat.
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