LC-26SB25E/S/RU, LC-32SB25E/S/RU, LC-42SB55E/S/RU
48
<External input AV3(Composite)>No picture on the display (7)
↓
Does not the picture of the composite video signal input to AV3(Composite) go out?
TERMINAL UNIT: ↓
MAIN_UNIT: ↓YES
↓YES
<External input AV3(Y/C)>No picture on the display (8)
↓
Does not the picture of the Y/C video signal input to AV3(Y/C) go out?
TERMINAL UNIT: ↓
MAIN_UNIT: ↓YES
↓YES
Is CVBS signal sent to pin (2) of AV3 (CN650) ?
NO
Check the setting of an external input device that connects o
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 o
CN650.
Refer to “The picture doesn't appear in all modes.”
Is Y/C signal sent to pin (AD25)/Y, (AE26)/C of IC U400?
NO
Check the line between IC U400 and CN650.
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