Sharp LC-32D44E Service Manual page 51

Does not the picture of the CVBS signal input to EXT1 go out?
Does not the picture of the CVBS signal input to EXT2 go out?
<EXT1>
Is CVBS signal sent to pin (20) of SCART1 (SC1102)?
<EXT2>
Is CVBS signal sent to pin (20) of SCART2 (SC1101)?
<EXT1>
Is CVBS signal sent to pin (6) of IC1502(SW.)?
<EXT2>
Is CVBS signal sent to pin (4) of IC1502(SW.)?
Is CVBS signal output to pin(190) of
IC3001(MAIN_MICON) from pin(2) of IC1502?
Refer to "The picture doesn't appear in all modes."
Does not the picture of the R/G/B video signal input to EXT1 go out?
Does not the picture of the R/G/B video signal input to EXT2 go out?
<EXT1>
Is RGB1 signal sent to pins (15)/R1, (11)/G1 and (7)/B1
of SCART1(SC1102)?
<EXT2>
Is RGB2 signal sent to pins (15)/R2, (11)/G2 and (7)/B2
of SCART2(SC1101)?
<EXT1>
Is RGB1 signal sent to pins (187)/R1, (175)/G1 and
(182)/B1 of IC3001(MAIN_MICON)?
<EXT2>
Is RGB2 signal sent to pins (178)/R2, (177)/G2 and
(176)/B2 of IC3001(MAIN_MICON)?
Refer to "The picture doesn't appear in all modes."
[External input EXT1,EXT2] No picture on the display (4)
NO
NO
YES
NO
NO
YES
NO
YES
[External input EXT1,EXT2] No picture on the display (5)
NO
NO
YES
NO
NO
YES
LC32D44E/S/RU-BK/GY (1st Eddition)
Check the setting of an external input device that connects of SC1102.
Check the setting of an external input device that connects of SC1101.
Check the line between SC1102 and IC1502
Check the line between SC1101 and IC1502.
Check the line between IC1502 and IC3001.
(SCART12_LINE, etc.)
Check the setting of an external input device that connects of SC1102.
Check the setting of an external input device that connects of SC1101.
Check the line between SC1102 and IC3001.
Check the line between SC1101 and IC3001.
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