LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU
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<External input EXT1,EXT2> No picture on the display (5)
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?
TERMINAL UNIT:
<EXT1>
Is RGB1 signal sent to pins (15)/R1, (11)/G1 and (7)/B1 of
SCART1 (SC502)?
NO Check the setting of an external input device that connects of
SC502.
<EXT2>
Is RGB2 signal sent to pins (15)/R2, (11)/G2 and (7)/B2 of
SCART2 (SC503)?
NO Check the setting of an external input device that connects of
SC503.
YES
<EXT1>
Is RGB1 signal sent to pins (25)/R1, (21)/G1 and (23)/B1 of
IC506?
NO Check the line between SC502 and IC506.
<EXT2>
Is RGB2 signal sent to pins (31)/R2, (27)/G2 and (29)/B2 of
IC506?
NO Check the line between SC503 and IC506.
YES
Is RGB signal output from pin (54), (56), and (55) of IC506 to pin
(12), (14), and (16) of connector (SC501)?
NO Check the line between IC506 and SC501.
MAIN UNIT: YES
Is RGB signal sent to pins (12), (14), (16) of connector
(SC1101)?
NO Check the connector (SC501/SC1101)
YES
Is RGB signal sent to pins (Y8), (V6), (W9) of IC3301
(VIDEO_PROCESSOR)?
NO Check the line between SC1101 and IC3301.
(Q1104, Q1105, Q1106, etc.)
YES
Refer to “The picture doesn't appear in all modes.”
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