Sanyo LCE-32R40HDW Service Manual page 19

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LVDS signal is outputted to drive LCD panel.
D-SUB, YPbPr audio signal is processed by circuits of "voltage divided, impedance matching
and alternating-current coupling", then inputted into main chip MSD209FG directly for acoustic effect
processing and volume control, now the signal is divided into two signals, one is inputted into
earphone amplifier BH3547F to be amplified, then outputted to earphone jack directly, the other is
inputted into class-D audio power amplifier TAS5711 to be amplified and then outputted to drive
speakers.
HDMI signal flow
5、
HDMI video signal inputted into main chip MSD209FG to be processed by modules of "VIDEO
DECODER, VIDEO PROCESS and SCALER", then LVDS signal is outputted to drive LCD panel.
HDMI audio signal is inputted into main chip MSD209FG directly for sound processing,
pre-amplify, acoustic effect processing and volume control, now the signal is divided into two signals,
one is inputted into earphone amplifier BH3547F to be amplified, then outputted to earphone jack
directly, the other is inputted into class-D audio power amplifier TAS5711 to be amplified and then
outputted to drive speakers.
AV output signal flow
6、
The present video signal is outputted from MSD209FG after processed by video decoding
module and peripheral video amplifying circuits. Then the present audio signal is processed by
MSD209FG modules of pre-amplification, acoustic effect processing and volume control, then sent to
operational amplifier to be amplified and outputted.
SPDIF signal flow
7、
The present audio signal is outputted after processed by MSD209FG modules of acoustic effect
processing, volume control and digital audio decoding.

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