Read Sony STR-DA6400ES (serv.man4) Service Manual online
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For HDMI output, the digital video signals input from VIDEO
PROCESSOR 1 (IC3601) to D0-D15 and D16-D35 terminals in HDMI
TRANSMITTER (IC3513, IC3514). The digital video signal encodes to
HDMI format signal in HDMI TRANSMITTER and output to HDMI
terminal. The HDMI output is selected by serial data of UC3V_SDA
signal from VIDEO SYSTEM CONTROLLER (IC3610 117pin).
TRANSMITTER (IC3513, IC3514). The digital video signal encodes to
HDMI format signal in HDMI TRANSMITTER and output to HDMI
terminal. The HDMI output is selected by serial data of UC3V_SDA
signal from VIDEO SYSTEM CONTROLLER (IC3610 117pin).
(NOTE) DIRECT resolution mode
In DIRECT resolution mode, input HDMI signal outputs to HDMI
terminal without passing video conversion circuit. Then, video signal is
sent from HDMI RECEIVER (IC3511) to HDMI TRANSMITTER
(IC3513) through BUS SWITCH (IC3858, IC3859).
sent from HDMI RECEIVER (IC3511) to HDMI TRANSMITTER
(IC3513) through BUS SWITCH (IC3858, IC3859).
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