Having problems with your LG Studioworks 700S 17" CRT Monitor ?

Green color missing from my LG 700s model

\015 Hello. I m a Electronics Engineer. I have problem with my LG 700s. My Monitor display is reddish. I could not able to change my monitor's green color from front panel buttons, but I am able to change red & blue color. I know that it is a internal hardware problem. Will u please give the solution for my problem.My e-mail id :\302\240\302\240\302\240 \302\240\302\240 [email protected]\302\240\302\240\302\240 \302\240\302\240 [email protected]\015

Answers :

As you are electronics engineer so let us discuss technically.

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as you are unable to see green colour means you might be seeing picture of magenta colour

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as technically

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red+blue = magenta

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crt has got three cathodes

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your two cathodes circuit is fine one ckt that is green cathode circuit is not working.

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for that problem your will have to check

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    \015\012
  • cable from computer to monitor
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  • loose contact in crt base.
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  • crt connector loose
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  • voltage on green video output.
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  • green video output transistor might be defective.or print loose.
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  • circuit related to green video ckt
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  • green video signal coming to green video ckt.
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  • & finally crt defective (in rare case.)
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  • hope this will help
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  • good luck.
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