1 2 3 4 5 6 7 8 A 5V GND R1 0R R3 0R C14 100uF C15 10uF C16 4.7uF C17 104 A5V NGND 3 1 RJ1 RJ-B103 5 4 AUDIO_L AUDIO_R B NGND 2 C27 C28 470nF 470nF R9 1K R10 1K R8 10K R11 10K A5V C29 104 NGND SPK_RP SPK_RN SPK_LN SPK_LP J1 4 3 2 1 A5V PH2.0-4P 7 10 12 5 6 11 8 9 U1 IN_L IN_R SHDN MUTE AVDD AGND VREF NC PAM8403 OUT_R+ OUT_R- OUT_L+ OUT_L- PVDD PVDD PGND PGND 16 14 1 3 13 4 15 2 NGND HPR HPL AUDIO_R AUDIO_L U3 1 3 6 5 2 4 3.5mm_PJ-342 NGND aveshareW Audio Card for Jetson Nano C D 5V C1 100uF C2 10uF C3 4.7uF C4 104 GND NGND C5 104 C6 10uF GND GND GND GND NGND C7 1uF C8 1uF C9 1uF V 3 3 . V 3 3 . V 8 1 . R P H C11 L P H C12 100uF 100uF V 3 3 . 8 4 7 4 6 4 5 4 4 4 3 4 2 4 1 4 0 4 9 3 8 3 7 3 GND AGND AGND U13 SSS1629 AGND AGND AGND C21 1uF C22 104 C23 1uF R6 4.7K C24 10uF C25 104 R7 0R 3.3V 1 2 3 4 5 6 7 8 9 10 11 12 3 3 L L P A APLL18 APLL_LPE GNDK VCCK MUTEP MUTER PLAY_EN REC_EN HW_GAIN VOLUP VOLDN UDM P D U 3 2 C C V 3 3 C C V A 5 C C V 8 1 C C V K D N G I O C C V T S E T D D V N R _ T U O P H L _ T U O P H S S V N R4 0R VREFN 36 AGND VCM 35 34 VREFP PWRPD ADC_INL ADC_INR RMUTE PMUTE PALY STOP PREV INSEL O E R E T S L E S M T X E N I O C C V K C C V L C S A D S T X E N _ Q E I N A G _ D H O D E L D E L Q E 3V3A MICL MICR 33 32 31 30 29 28 27 26 25 3 1 4 1 5 1 6 1 7 1 8 1 9 1 0 2 1 2 2 2 3 2 4 2 V 3 3 . V 8 1 . L C S A D S R13 0R C31 104 C32 104 GND GNDGND C13 1uF C18 33nF C19 104 C20 4.7uF R2 10K GND_PLL GND_PLL GND R5 0R GND GND_PLL C26 1uF 1.8V 5V USBD_N USBD_P USB.J1 VBUS D- D+ ID GND SHIELD1 SHIELD2 SHIELD3 SHIELD4 1 2 3 4 5 6 7 8 9 USB GND R12 1.5K 3.3V 1 2 3 4 U2 A0 A1 A2 GND AT24C VCC WP SCL SDA 8 7 6 5 3.3V C46 GND SCL SDA R14 4.7K R15 4.7K 104 GND MIC1 AOS3729A-T42 D D V D N G D N G T A D 3.3V 1 2 3 4 L1 BLM18BD252SN1 C33 10uF MICL C34 C35 104 10uF C36 33pF C37 33pF NGND MIC2 AOS3729A-T42 D D V D N G D N G T A D 3.3V 1 2 3 4 L2 BLM18BD252SN1 C38 10uF MICR C39 C40 104 10uF C41 33pF C42 33pF NGND NGND R20 0R NGND R21 0R GND GND A B C D 1 2 3 4 5 6 7 8