BELINEA 101830, Service Manual

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Max 101830
Failure Mode of LCD panel
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 o n this manual to eliminate failure by replace LCD panel
or backlight tubes.
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