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LG crt tv/Chassis MC-0509A "(SHARE ko lang)"

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LG crt tv/Chassis MC-0509A "(SHARE ko lang)" Empty LG crt tv/Chassis MC-0509A "(SHARE ko lang)"

Post by geof79 Sun Feb 19, 2023 3:21 pm

Gnawa na i2 ng iba bgo dumaan sa mga kamay ko. Ang kwento ng my ari 1 line daw. Ng bnuksan ko wla ang vertical ic la78040. Kya nlagyan ko. Ng ic den try e power. Nag o on naman kaso na off at wla standby. Try ko replace strw6753 den on, ngka standby pero d na oscilate. Npancn ko nka series na ang dlawang 18 ceramic smay crystal oscilator. Bnun0t ko at tnester my leak pla un 3piraso pero ok pa ang 1. Ibinalik ko na sa dati na dlawa lang hanap ng auz. Den try e power on ulit nag oscilate na pero na off. Pnalitan ko pa 0.47/50v capacitor samay vertical C312 taz nlagyan 220/16v sa C409 kc npancn ko na wla nputol cguro at naiwan paa na kalawang na. Resolder ko na 2l0y main board at c-board. Para gumana ng mas maaus ang d sinasadya ndali mag spark sa str. Pag try ko d na ngpower. Palit ulit str kaso nag o on off. Check ko my nag open pla resistor 100k sa psu. Pg saksak ayaw din mag on. Cra pla naipalit na str. Ng mpalitan ng auz gumana na. My 1 pa pla problem wlang audio. Pnalitan ko la42071. Ok na ang unit.
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Post by Hertz Sun Feb 26, 2023 8:13 pm

nice share sir.
ang daming sira, ganyan talaga pag matagal na ang unit

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