Table of Contents
Advertisement
LC-46/60LE925E
Is Y/C video signal sent to pins (14)/Y and (4)/C of EXT1
(SC505)?
Is Y/C signal from EXT1 (SC505) sent to pins (AG29/
SC1_CVBS_Y) and (AG28/SC1_C1) of IC3302 (Digital AV
decode & Main CPU)?
Refer to "The picture doesn't appear in all modes."
Is RGB1 signal sent to pins (4)/RGB_IN_RED/C, (6)/
RGB_IN_GREEN and (8)/RGB_IN_BLUE of EXT1 (SC505)?
Is RGB1 signal from EXT1 (SC505) sent to pins (AH22/RED1),
(AJ22/GREEN_1) and (AJ21/BLUE_1) of IC3302 (Digital AV
decode & Main CPU)?
Refer to "The picture doesn't appear in all modes."
Is a CVBS signal input to pin (3) of EXT8 (J505)?
Is CVBS signal sent to pin (AE29/CVBS__IN) of IC3302?
Refer to "The picture doesn't appear in all modes."
[External input EXT1] No picture on the display (6)
Does not the picture of the Y/C video signal input to EXT1 go out?
YES
YES
[External input EXT1] No picture on the display (7)
Does not the picture of the R/G/B signal input to EXT1 go out?
YES
YES
[External input EXT2] No picture on the display (8)
Does not the picture of the CVBS signal input to EXT2 go out?
YES
YES
NO
Check the setting of an external input device that connects with
EXT1.
NO
Check the line between SC505 and IC3302.
NO
Check the setting of an external input device that connects with
EXT1.
NO
Check the line between SC505 and IC3302.
NO
Check the setting of an external input device that connects with
EXT2.
NO
Check the line between J505 and IC3302.
7 – 10
Advertisement
Table of Contents
