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9-3. Pannel failure
Failure Mode
Part
Name
Description
Phenomena
Failure cause
TCP
V B/D
Vertical bar
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
V Dim
Vertal gray line
V L/D
Vertical color
line(light or dark
forever)
H B/D
Horizontal bar
H Dim
Horizontal gary
line
H L/D
H o r i z o n t a l
line(light or dark
forever)
Summary of Contents for L42B1180
Page 13: ...3 4 LCD Panel 12 T420H W06 V2 AU ...
Page 18: ... 17 ...
Page 19: ... 18 ...
Page 20: ... 19 ...
Page 25: ...6 3 Setting Up Your Remote Control 24 ...
Page 26: ...7 Electrical parts 7 1 Block diagram 25 AMP Headphone Coaxial 1 2 MSD318QT Main IC ...
Page 37: ...8 TV OPERATION 36 ...
Page 38: ... 37 ...
Page 39: ... 38 Press ENTER Key To Select ...
Page 40: ... 39 Press ENTER Key To Select ...
Page 41: ... 40 ...
Page 44: ... 43 9 Trouble shooting 9 1 Simple check ...
Page 46: ... 45 3 Panel display abnormally connector J9 is at normal level ...
Page 50: ... 49 7 PC no picture or picture abnormal ...
Page 51: ... 50 8 YPBPR AV no picture or picture abnormal Check Y ...