sent to main chip MSD309PX to be processed by acoustic effect processor and volume controller to gettwo parts of signals: the analog part of signal is sent to earphone power amplifier MAX9820 to beamplified and then outputted to earphone jack; the digital part of signal I2S is sent to digital audio poweramplifier TAS5711 to be processed by D/A convertor and power amplifier, then outputted to drivespeakers.5ć HDMI input signal flowHDMI video signal is inputted to main chip MSD309PX to be processed by video decoder, videoprocessor and zoom controller, then LVDS signal is outputted to drive display panel;HDMI audio signal is sent to main chip MSD309PX to be processed by audio decoder, pre-amplifier,acoustic effect processor and volume controller to get two parts of signals: the analog part of signal is sentto earphone power amplifier MAX9820 to be amplified and then outputted to earphone jack; the digitalpart of signal I2S is sent to digital audio power amplifier TAS5711 to be processed by D/A convertor andpower amplifier, then outputted to drive speakers.