Sony KDE-50XBR950 / KDE-P50MRX1 / KE-50MR2 / KE-P50MRX1 Service Manual ▷ View online
39
Adjacent red and blue are short.
All Red Pattern
All Green Pattern
All Blue Pattern
All Black Pattern
Blue 1 Line
Red 1 Line
Vertical Line : Two lines
Phenomenon (Short Mode)
The cause of presumed
a)
Failure of data IC etc.
b)
Panel failure.
Normal picture
Normal picture
Vertical Line 2
40
Un-lighting of data IC half.
Vertical line : A block of a data IC half
Phenomenon (Block un-lighting)
The cause of presumed
a)
Failure of opening and poor contact etc of the flexible
cable for Data relay.
cable for Data relay.
b)
Failure of data IC.
Vertical Line 3
41
The cause of presumed
a)
Failure of opening and poor contact etc of the flexible
cable for Data relay.
cable for Data relay.
b)
Failure of data IC.
Vertical line : A block of a data IC
Un-lighting of one data IC.
Phenomenon (Block un-lighting)
Vertical Line 4
42
Vertical Line : A block of some data IC
Un-lighting of some data IC.
Phenomenon (Block un-lighting)
The cause of presumed
a)
Failure of opening and poor contact etc of between Data relay PKG and Digital
PKG, High Voltage PKG.
PKG, High Voltage PKG.
b)
Opening and poor contact etc of some flexible cables for Data relay.
c)
Failure of some data IC.
Vertical Line 5
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