A
ES8381
Check the related circuit of ES8381
IC501 Pins133, 134, 137, 138, 139, 140
Check the Tray control IO pins on
ES8381.
Check the Tray control amplifyung
circuit IC401.
Check connection lines between
SDRAM(IC502) & ES8381 and
the SDRAM is damaged.
ES8381
VIDEO outputs
properly?
Normal
OPEN_SW,
CLOSE_SW
signal?
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