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10.3 Panel failure
Failure Mode
Part Name Description Phenomena
Failure
cause
V B/D
Vertical bar
V Dim
Virtal gray
line
V L/D
Vertical color
line(light or
dark forever)
H B/D
Horizontal
bar
H Dim
Horizontal
gary line
TCP
H L/D
Horizontal
line(light or
dark forever)
Block Defect :TCP cracking or cracking
Dim or L/D :TCP Sunken
:TCP lead cracking
:ACF bonding short
:Awful environment and something electric enter into
LCD
:Mis-align between TCP and Panel
:Panel failure
:TCP failure
Failure Mode
Part Name Description Phenomena
Failure
cause
Dot Defect
Bright dot dark
dot in panel
Incoming Inspection Standard
Polarizer
Bubble
Bladder in
Polarizer
Bladder between Polarizer and top glass
Polarizer
Scratch
Polarizer Scratch
Tine or rigidity arose
Panel or
Polarlzer
F/M inside
Polarizer
Eyewinker inside
Polarizer
Eyewinker inside Polarizer
Summary of Contents for HL42B-B
Page 8: ...8 3 2 2 Connector definition Main board connector ...
Page 32: ...32 2 Video It include Auto Color and Color Temperature ...
Page 34: ...34 Channel menu includes 5 Function Range Scan Single RF Scan Factory Scan ...
Page 54: ...55 CN4 CN5 J28 10 1 3 No sound ...
Page 60: ...61 Sincere Forever ...