Comments on: Electronics Repair Questions/Answers and Testimonials- Part 47 https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/ Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Mon, 21 Aug 2017 12:37:21 +0000 hourly 1 https://wordpress.org/?v=5.4.19 By: Jestine Yong https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-320290 Mon, 21 Aug 2017 12:37:21 +0000 https://www.jestineyong.com/?p=4899#comment-320290 In reply to Sape.

HI Sape,

It is used to eliminate retrace lines and the circuit can be in an IC such as TDA1675 pin 13.

Jestine

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]]> By: Sape https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-320161 Fri, 18 Aug 2017 13:22:06 +0000 https://www.jestineyong.com/?p=4899#comment-320161 dear sir, can you simply explain what is blanking circuirty and its main active components? thank you

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]]> By: Jestine Yong https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-317628 Wed, 19 Jul 2017 05:45:27 +0000 https://www.jestineyong.com/?p=4899#comment-317628 In reply to anne margau ibo.

Hi Anne,

Since I do not have the practical assessment to this set I can't give any suggestion on this-sorry.

Jestine

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]]> By: anne margau ibo https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-317537 Mon, 17 Jul 2017 10:39:18 +0000 https://www.jestineyong.com/?p=4899#comment-317537 hi sir i have sharp tv crt i found the symtoms are not common because at the meddle of screen monitor have slim and dancing image i ask what are the problem and what can i do to come back a life normal my crt tv.

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]]> By: Jestine Yong https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-301239 Mon, 10 Oct 2016 07:12:21 +0000 https://www.jestineyong.com/?p=4899#comment-301239 In reply to Kelvin Kabwe Chambula.

HI Kelvin,

The problem started itself or someone already replaced with a new mainboard?

Jestine

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]]> By: Kelvin Kabwe Chambula https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-301176 Sun, 09 Oct 2016 06:46:16 +0000 https://www.jestineyong.com/?p=4899#comment-301176 I have a sumsung tv 51 carve the picture is upside down .I have tried to enter
into factory setting there is no option of H/V flip. what can I do about this problem?

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]]> By: Jestine Yong https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-295246 Wed, 20 Jul 2016 23:39:27 +0000 https://www.jestineyong.com/?p=4899#comment-295246 In reply to Adnan yousaf.

Hi Adnan,

May i know what sort of color problem?

Jestine

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]]> By: Adnan yousaf https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-295181 Wed, 20 Jul 2016 06:32:05 +0000 https://www.jestineyong.com/?p=4899#comment-295181 helo sir
i am check sony tv modle no kv J14M1 color problum.
I will also chang TDA 8374A and memori ic 24C04 the problum is same please help me to solve this.

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]]> By: Jestine Yong https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-285008 Wed, 20 Apr 2016 01:36:43 +0000 https://www.jestineyong.com/?p=4899#comment-285008 In reply to Victor.

HI Victor,

Have you checked all the components in the primary side? Try isolate the problem by following the link below:

https://hplibya.files.wordpress.com/2011/11/2957819-tt204-identifying-television-smps-problems1.pdf

Jestine

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]]> By: Victor https://jestineyong.com/electronics-repair-questionsanswers-and-testimonials-part-47/comment-page-1/#comment-284993 Tue, 19 Apr 2016 18:55:24 +0000 https://www.jestineyong.com/?p=4899#comment-284993 Dear sir jestine. I have 54cm sansui colour tv the fuse was blown I changed ic no 44608, mosfet str 2996 and optoisolator into primary side. But I have low voltage of 7 volts into secondary side your idea sir please. Thanks

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