Display (LCD) Replacement For Defective Pixels-IdeaPad and Lenovo G/B/V series
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Device
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Symptom
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Result
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LCD Panel
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- If there is flickering, vibration, bright / dark line
- Check the defective pixels according the following criteria
(LCD Size:17.0"/ 16.0"/ 15.6"/ 15.4"/ 15.1"/ 14.1"/ 14.0"/ 13.3"/ 12.1"/ 11.6"/ 11.1"/ 10.2"/ 10.1"/ 8.9")
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Bright Dot
(Dark Pattern)
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R,G or B 1 dot ≤4
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Adjacent 2 dots – Horizontal ≤1
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Adjacent 2 dots – Vertical ≤1
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Adjacent 3 dots and more 0
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Distance between adjacent 2 dots ≥15mm
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Total amounts of bright dot ≤4
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Dark Dot
(Bright Pattern)
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R,G or B 1 dot ≤4
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Adjacent 2 dots – Horizontal ≤2
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Adjacent 2 dots –Vertical ≤2
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Adjacent 3 dots and more 0
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Distance between adjacent 2 dots ≥5mm
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Total amounts of dark dot ≤4
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Total amounts of dot defects ≤6
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If the number of the defective pixels is more than that is defined in the above criterion, the LCD panel is defective.
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LCD defection
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1.
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Document ID
: HT035306
Legacy Document ID
: 1234249094913
Last Updated
:
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