Comments on: Burnt Mark On Circuit Board https://jestineyong.com/burnt-mark-on-circuit-board/ Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Sun, 02 Dec 2012 19:30:46 +0000 hourly 1 https://wordpress.org/?v=5.4.19 By: Jestine Yong https://jestineyong.com/burnt-mark-on-circuit-board/comment-page-1/#comment-166893 Sun, 02 Dec 2012 19:30:46 +0000 https://www.jestineyong.com/?p=4603#comment-166893 In reply to dicksy.

Hi Dicksy,

It could be one of the high voltage transformer have problem since you already checked the backlights and inverter ic.

Jestine

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]]> By: dicksy https://jestineyong.com/burnt-mark-on-circuit-board/comment-page-1/#comment-164613 Wed, 28 Nov 2012 15:35:59 +0000 https://www.jestineyong.com/?p=4603#comment-164613 soory sir that my tv was LG42LH3000

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]]> By: dicksy https://jestineyong.com/burnt-mark-on-circuit-board/comment-page-1/#comment-164611 Wed, 28 Nov 2012 15:32:29 +0000 https://www.jestineyong.com/?p=4603#comment-164611 hello jestine .can u please help me with this lcd tv.problem was back light sudden off.all the voltages are good and stable.inverter on voltage also present.bypass the inverter and checked the ccfl lights.they r good but when it on one of the blu 6kv capacitor near the hv transformer getting very hot. i changed that.and changed hv transformer and all the fets plus inverter ic.but the same  problem.how can i fix this.pls help me
thank u very much 

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