Comments on: New Electronics Magazine https://jestineyong.com/new-electronics-magazine/ Semiconductors, Test Equipments, Circuit Board Troubleshooting, Electronic Repair Courses and Many More! Sat, 13 Feb 2010 01:03:23 +0000 hourly 1 https://wordpress.org/?v=5.4.19 By: admin https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4638 Sat, 13 Feb 2010 01:03:23 +0000 https://www.jestineyong.com/?p=2017#comment-4638 HI Altaf,

Please check the horizontal width area. The circuit is nearby the pincushion transistor. Sometimes dry joints and bad data in eeprom also may cause such problem.

Jestine

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]]> By: Altaf https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4630 Fri, 12 Feb 2010 22:16:59 +0000 https://www.jestineyong.com/?p=2017#comment-4630 dear jestine
i have 15" LG studioworks 454v CRT monitor. it has problem that its width is not increasing or decreasing. please tell me that what kind of foult in this monitor
ur student
Altaf from pakistan

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]]> By: admin https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4535 Wed, 03 Feb 2010 08:34:13 +0000 https://www.jestineyong.com/?p=2017#comment-4535 Hi Altaf,
Have you check all the e-caps with ESR meter in power supply?

Jestine

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]]> By: Altaf https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4529 Wed, 03 Feb 2010 06:32:42 +0000 https://www.jestineyong.com/?p=2017#comment-4529 Dear jestine
i have crt monitor LG studio works 454v. there is astonish problem when i increase or ecrease brightness or contrass the screen shows vertical WAVES. i have tried to find the foult but not succeed. please help me and tell me about this foult.
thanks

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]]> By: admin https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4448 Sat, 23 Jan 2010 12:14:50 +0000 https://www.jestineyong.com/?p=2017#comment-4448 HI Altaf,

When it goes blank, does the high voltage still present?

Jestine

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]]> By: Altaf https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4427 Wed, 20 Jan 2010 22:48:52 +0000 https://www.jestineyong.com/?p=2017#comment-4427 dear jestine
i have LG 710E(K) CRT monitor. it goes blank screen after atleast 20 minutes without any reason. i tried ot find the foult but no successed. so please help me and tell me about this fault
thank dear Jestine

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]]> By: admin https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4388 Fri, 15 Jan 2010 20:17:50 +0000 https://www.jestineyong.com/?p=2017#comment-4388 HI Altaf,

Where did you connect the light bulb? Where is this A1273 transistor located?

Jestine

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]]> By: Altaf https://jestineyong.com/new-electronics-magazine/comment-page-1/#comment-4377 Thu, 14 Jan 2010 23:08:28 +0000 https://www.jestineyong.com/?p=2017#comment-4377 Dear Jestine
i m repairing crt monitor LG 701E there was power blinking problem i fount that transistor A1273 was bad.then i replaced transistor STB1277 instead of A1273. now monitor LOT giving bursting sound over series Bulb. please help me in this problem. i will thankfull of u
your student
Altaf

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