2008-03-14
LC-42SB45U
37
↓YES
<External input 1 / input 2 (Component)>No picture on the display (4)
↓
Does not the picture of the component video signal input (INPUT 1) to Component go out?
Does not the picture of the component video signal input (INPUT 2) to Component go out?
TERMINAL_UNIT: ↓
MAIN_UNIT: ↓YES
↓YES
<External input AV3 input 3 (Composite)>No picture on the display (5)
↓
Does not the picture of the composite video signal input to AV3(Composite) go out?
TERMINAL UNIT: ↓
MAIN_UNIT: ↓YES
↓YES
<External input AV3 input 3 (Y/C)>No picture on the display (6)
↓
Does not the picture of the Y/C video signal input to AV3(Y/C) go out?
TERMINAL UNIT: ↓
MAIN_UNIT: ↓YES
Refer to “The picture doesn't appear in all modes.”
Is CVBS signal sent to pin (2) of AV3 (CN650) ?
NO
Check the setting of an external input device that connects of
CN650.
Refer to “The picture doesn't appear in all modes.”
Is CVBS signal sent to pin (AD26) of IC U400?
NO
Check the line between IC U400 and CN650.
Is Y/C signal sent to pin (8)/Y, (7)/C of AV3 (CN650) ?
NO
Check the setting of an external input device that connects of
CN650.
Is Y/C signal sent to pin (AD25)/Y, (AE26)/C of IC U400?
NO
Check the line between IC U400 and CN650.
NO
Is Component Y/Pb/Pr signal sent to pin (2)/Y, (4)/Pb, (6)/Pr of
AV1(CN552) ?
Is Component Y/Pb/Pr signal sent to pin (2)/Y, (4)/Pb, (6)/Pr of
AV1(CN551) ?
NO
Check the setting of an external input device that connects of
CN552.
Check the setting of an external input device that connects of
CN551.
Is Component Y/Pb/Pr signal sent to pin (AD19)/Y, (AF20)/Pb,
(AD20)/Pr of IC U400?
NO
Check the line between IC U400 and CN552
Is Component Y/Pb/Pr signal sent to pin (AE21)/Y, (AE22)/Pb,
(AE23)/Pr of IC U400?
NO
Check the line between IC U400 and CN551.
Refer to “The picture doesn't appear in all modes.”
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