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tek33
Joined: 09 Jan 2011 Posts: 4
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Posted: Sun Jan 09, 2011 11:15 pm Post subject: zenith tv dark picture |
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hi am workin a zenith tv model isz2045dt the picture is very dark
i bring the brightness full and i also bring up the bright on the flyback but pic is still dark.t found two badly caps close to the flyback i change them but still the same way.any ideas whould help
thanks _________________ when things get hard the lord dont walk with me he carry me |
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The_AntiRAM Guest
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Posted: Tue Jan 11, 2011 7:43 pm Post subject: |
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Check each catode driving voltages with pattern test and oscilloscope.
Measurements have to respect values according to service manual diagrams. |
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tek33
Joined: 09 Jan 2011 Posts: 4
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Posted: Tue Jan 11, 2011 11:34 pm Post subject: |
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i do not have an oscilloscope is ther any other thing i can do or checkh _________________ when things get hard the lord dont walk with me he carry me |
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minnie
Joined: 18 Aug 2005 Posts: 2880 Location: Hell
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Posted: Wed Jan 12, 2011 12:45 am Post subject: |
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Did you try turning up the screen control on the flyback? |
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tek33
Joined: 09 Jan 2011 Posts: 4
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Posted: Mon Jan 17, 2011 1:42 pm Post subject: |
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yes but the pic is still very dark _________________ when things get hard the lord dont walk with me he carry me |
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