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4.4 Failure Mode Of Panel
Failure description
Phenomenon
Vertical block defect
Vertical dim lines
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
Polarizer has bubbles
Polarizer has bubbles
Foreign material inside
polarizer. It shows liner or
dot shape.
Concentric circle formed
Bottom back light of LCD is
brighter than normal
Back light un-uniformity
Backlight has foreign material.
Black or white color, liner 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.
Summary of Contents for BDL3215E/00
Page 69: ...69 4 Remove the BKTs and the main frame a Remove all the screws as follow ...
Page 71: ...71 6 Remove the speakers and the BKTs ...
Page 75: ...75 ...
Page 79: ...79 3 Select Serial to make Port COM1 and BAUD Rate 115200 ...
Page 83: ...83 b Double click or appear as follow c Click LoadFile it will show the picture as follow ...
Page 102: ...102 102 ...
Page 103: ...103 15 Monitor Exploded View BDL3215E 00 ...
Page 104: ...104 104 BDL4225E 00 ...