LC-52LE920UN/LC-60LE920UN
INovideo12) I
ICOMPONENT: No external input video IINPUT-1] .... I
Is INPUT-] selected on the input select menu screen?
Is the INPUT-SELECT for the input signal?

_' NO

Select INPUT-] on the input select menu screen for
the right input signal.
Does the COMPI_PLUG detection function?
Check the line between pin (4) ofinput terminal (J506)
and pin(D30) ofIC3302 (CPU).
YES
Are there theCOMPONENT video signal inputs at pins (A J21) (Y)/
(AJ22) (Pb) and(AH22) (Pr)of IC3302 (CPU)?
_' NO
Check the linebetween the input terminals ofJ506
and IC3302.
(_J506 pin(5) (Y) pin (6)(Pb) pin (7) (Pr)
_1C3302 pin (AJ21) pin (AJ22) pin (AH22)
YES
Are the LVDS signal outputs at the LVDS 1st channel and 2nd channel of
IC3302?
LVDS TX 0 DATA0_P/N (C14/D14), LVDS TX 0 DATAI_P/N (C15/D15),
LVDS TX 0 DATA2_P/N (C16/D16), LVDS TX 0 DATA3_P/N (C18/D18),
LVDS TX 0 DATA4_P/N (C19/D19), LVDS TX 0 CLK P/N (C17/D17),
LVDS TX 1 DATA0_P/N (A14/B14), LVDS TX 1 DATAI_P/N (A15/B15),
LVDS TX 1 DATA2_P/N (A16/B16), LVDS TX 1 DATA3_P/N (A18/B18),
LVDS TX 1 DATA4_P/N (A19/B19), LVDS TX 1 CLK_P/N (A17/B17).
_' YES
[ Check the panel module.
NO Check IC3302 and its peripheral circuits.
(IC3501/IC3502, etc.)

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