Standard Repair Process
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| Error | A. Video error | Established | 2012 . 01 |
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| LCD TV | date |
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| symptom | No video/ No audio | Revised date | .14 | 2/14 | |
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No Video/ No audio
☞A4
Check various | Normal Y | |
voltages of Power | ||
Board ( 3.5V,12V,20V | voltage? | |
or 24V…) |
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| N |
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| Replace Power |
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| Board and repair |
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| parts |
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Check and replace
MAIN B/D
End
Copyright © 2012 LG Electronics. Inc. All rights reserved. | LGE Internal Use Only |
Only for training and service purposes |
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