LC-32/40/46/52LE700UN
6 – 3
No video (3)
S-VIDEO: No external input video [INPUT-2]
Is INPUT-2 selected on the input select menu screen?
YES
NO
Does the INPUT-2 S1_PLUG detection function?
Check the line between pin (6) of input terminal (J504)
and pin (AH1) of IC8001 (CPU).
Are there the S-VIDEO signal inputs at pins (AF30) (Y) and (AF29) (C) of
IC8001 (CPU)?
YES
NO
Check the line between pins (3) (Y)/(4) (C) of J504 and
pins (AF30)/(AF29) of IC8001. (Q519 and Q520, etc.)
Are the LVDS signal outputs at the LVDS 1st channel and 2nd channel of IC8001?
LVDS_TX_0_DATA0_P/N (C14/D14), LVDS_TX_0_DATA1_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_DATA1_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).
NO Check IC8001 and its peripheral circuits.
(IC8152/IC8153, etc.)
YES
Check the panel module.
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