51
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
Содержание HL42T
Страница 1: ...1 HL42T TV 8888 125 ...
Страница 8: ...8 3 2 2 Connector definition MTk5380 ...
Страница 12: ...12 3 4 LCD PANEL 3 4 1 Function Description Display the signal 3 4 2 Connector definition ...
Страница 13: ...13 ...
Страница 16: ...16 ...
Страница 17: ...17 ...
Страница 18: ...18 ...
Страница 19: ...19 ...
Страница 22: ...22 Power source Removing the table stand and installing a wall mount bracket ...
Страница 30: ...30 1 Version Info 2 Video 3 Audio ...
Страница 31: ...31 4 Channel 5 Gamma 6 BackLight ...
Страница 32: ...32 7 Function 8 BLOCK DIAGRAM AND CIRCUIT DIAGRAM 8 1 BLOCK DIAGRAM 8 2 CIRCUIT DIAGRAM MTK5380 ...
Страница 48: ...48 ...
Страница 49: ...49 10 TROUBLE SHOOTING GUIDE 10 1 Simple check 10 1 1 LCD is not bright 10 1 2 No picture ...