12
150P4 LCD
Failure Mode of LCD panel
Failure description
Phenomenon
Vertical dim lines
Vertical block defect
)
Vertical lines defect
(Always bright or dark
Horizontal block defect
Horizontal dim lines
Horizontal lines defect
(Always bright or dark)
Has bright or dark pixel
.
.
.
.
..
.
.
.
.
..
Bright pixel
Dark pixel
..
.
.
.
.
Polarizer has bubbles
Polarizer has bubbles
Foreign material inside
polarizer. It shows linear or
dot shape.
.
.
.
.
Concentric circle formed
Bottom back light of LCD is
brighter than normal
Backlight un-uniformity
Backlight has foreign material.
Black or white color, linear or
circular type
Quick reference for failure mode of LCD panel
This page presents problems that could be made by LCD panel. It is
not necessary to repair circuit board. Simply follow the Mechanical
instruction on this manual to eliminate failure by replace LCD panel
or backlight tubes.
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Содержание 150P4CG
Страница 15: ...150P4 LCD 15 Go to cover page Wiring Diagram http www jdwxzlw com fromuser 华盛维修 家电维修资料网 免费下载各种维修资料 ...
Страница 36: ...36 150P4 LCD Go to cover page Colour Adjustment http www jdwxzlw com fromuser 华盛维修 家电维修资料网 免费下载各种维修资料 ...
Страница 52: ...Scaler Board C B A 1 52 150P4 LCD 9 Go to cover page http www jdwxzlw com fromuser 华盛维修 家电维修资料网 免费下载各种维修资料 ...
Страница 53: ...Scaler board C B A 2 53 9 Go to cover page 150P4 LCD http www jdwxzlw com fromuser 华盛维修 家电维修资料网 免费下载各种维修资料 ...