EESchema Schematic File Version 4 LIBS:ulx3s-cache EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 9 11 Title "ULX3S" Date "" Rev "1.0.4" Comp "EMARD" Comment1 "Analog audio and video" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L power:GND #PWR0141 U 1 1 58D9043A P 2500 1700 F 0 "#PWR0141" H 2500 1450 50 0001 C CNN F 1 "GND" H 2500 1550 50 0000 C CNN F 2 "" H 2500 1700 50 0000 C CNN F 3 "" H 2500 1700 50 0000 C CNN 1 2500 1700 1 0 0 -1 $EndComp $Comp L Device:R R17 U 1 1 58D90455 P 3750 2350 F 0 "R17" V 3830 2350 50 0000 C CNN F 1 "130" V 3750 2350 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 2350 50 0001 C CNN F 3 "" H 3750 2350 50 0000 C CNN F 4 "www.yageo.com" V 3750 2350 50 0001 C CNN "MNF1_URL" F 5 "RC0603FR-07130RL" V 3750 2350 50 0001 C CNN "MPN" F 6 "603-RC0603FR-07130RL" V 3750 2350 50 0001 C CNN "Mouser" F 7 "311-130HRCT-ND" V 3750 2350 50 0001 C CNN "Digikey" F 8 "FR004" V 3750 2350 50 0001 C CNN "Koncar" 1 3750 2350 0 1 1 0 $EndComp $Comp L Device:R R16 U 1 1 58D904AE P 3750 2200 F 0 "R16" V 3830 2200 50 0000 C CNN F 1 "270" V 3750 2200 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 2200 50 0001 C CNN F 3 "" H 3750 2200 50 0000 C CNN F 4 "www.yageo.com" V 3750 2200 50 0001 C CNN "MNF1_URL" F 5 "RC0603FR-07270RL" V 3750 2200 50 0001 C CNN "MPN" F 6 "603-RC0603FR-07270RL" V 3750 2200 50 0001 C CNN "Mouser" F 7 "311-270HRCT-ND" V 3750 2200 50 0001 C CNN "Digikey" F 8 "FR010" V 3750 2200 50 0001 C CNN "Koncar" 1 3750 2200 0 1 1 0 $EndComp $Comp L Device:R R15 U 1 1 58D904D5 P 3750 2050 F 0 "R15" V 3830 2050 50 0000 C CNN F 1 "549" V 3750 2050 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 2050 50 0001 C CNN F 3 "" H 3750 2050 50 0000 C CNN F 4 "www.yageo.com" V 3750 2050 50 0001 C CNN "MNF1_URL" F 5 "RC0603FR-07549RL" V 3750 2050 50 0001 C CNN "MPN" F 6 "603-RC0603FR-07549RL" V 3750 2050 50 0001 C CNN "Mouser" F 7 "311-549HRCT-ND" V 3750 2050 50 0001 C CNN "Digikey" F 8 "FR012" V 3750 2050 50 0001 C CNN "Koncar" F 9 "TB" V 3750 2050 50 0001 C CNN "Side" 1 3750 2050 0 1 1 0 $EndComp $Comp L Device:R R14 U 1 1 58D90500 P 3750 1900 F 0 "R14" V 3830 1900 50 0000 C CNN F 1 "1.1k" V 3750 1900 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 1900 50 0001 C CNN F 3 "" H 3750 1900 50 0000 C CNN F 4 "www.yageo.com" V 3750 1900 50 0001 C CNN "MNF1_URL" F 5 " RC0603FR-071K1L" V 3750 1900 50 0001 C CNN "MPN" F 6 "603-RC0603FR-071K1L" V 3750 1900 50 0001 C CNN "Mouser" F 7 "P1.10KHCT-ND" V 3750 1900 50 0001 C CNN "Digikey" F 8 "FR002" V 3750 1900 50 0001 C CNN "Koncar" 1 3750 1900 0 1 1 0 $EndComp Wire Wire Line 2950 2350 3500 2350 Wire Wire Line 3500 2200 3600 2200 Wire Wire Line 3500 1900 3500 2050 Connection ~ 3500 2350 Wire Wire Line 3500 2050 3600 2050 Connection ~ 3500 2200 Wire Wire Line 3500 1900 3600 1900 Connection ~ 3500 2050 Text GLabel 3900 1900 2 60 Input ~ 0 AUDIO_L0 Text GLabel 3900 2050 2 60 Input ~ 0 AUDIO_L1 Text GLabel 3900 2200 2 60 Input ~ 0 AUDIO_L2 Text GLabel 3900 2350 2 60 Input ~ 0 AUDIO_L3 $Comp L Device:R R21 U 1 1 58D907CA P 3750 3000 F 0 "R21" V 3830 3000 50 0000 C CNN F 1 "130" V 3750 3000 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 3000 50 0001 C CNN F 3 "" H 3750 3000 50 0000 C CNN 1 3750 3000 0 1 1 0 $EndComp $Comp L Device:R R20 U 1 1 58D907D0 P 3750 2850 F 0 "R20" V 3830 2850 50 0000 C CNN F 1 "270" V 3750 2850 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 2850 50 0001 C CNN F 3 "" H 3750 2850 50 0000 C CNN 1 3750 2850 0 1 1 0 $EndComp $Comp L Device:R R19 U 1 1 58D907D6 P 3750 2700 F 0 "R19" V 3830 2700 50 0000 C CNN F 1 "549" V 3750 2700 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 2700 50 0001 C CNN F 3 "" H 3750 2700 50 0000 C CNN 1 3750 2700 0 1 1 0 $EndComp $Comp L Device:R R18 U 1 1 58D907DC P 3750 2550 F 0 "R18" V 3830 2550 50 0000 C CNN F 1 "1.1k" V 3750 2550 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 2550 50 0001 C CNN F 3 "" H 3750 2550 50 0000 C CNN 1 3750 2550 0 1 1 0 $EndComp Wire Wire Line 3500 2850 3600 2850 Wire Wire Line 3500 2550 3500 2700 Wire Wire Line 3500 2700 3600 2700 Connection ~ 3500 2850 Wire Wire Line 2950 2550 3500 2550 Connection ~ 3500 2700 Text GLabel 3900 2550 2 60 Input ~ 0 AUDIO_R0 Text GLabel 3900 2700 2 60 Input ~ 0 AUDIO_R1 Text GLabel 3900 2850 2 60 Input ~ 0 AUDIO_R2 Text GLabel 3900 3000 2 60 Input ~ 0 AUDIO_R3 Wire Wire Line 3500 3000 3600 3000 Connection ~ 3500 2550 $Comp L power:GND #PWR0139 U 1 1 595A57AD P 2800 5800 F 0 "#PWR0139" H 2800 5550 50 0001 C CNN F 1 "GND" H 2800 5650 50 0000 C CNN F 2 "" H 2800 5800 50 0000 C CNN F 3 "" H 2800 5800 50 0000 C CNN 1 2800 5800 0 1 1 0 $EndComp Wire Wire Line 3700 4500 3800 4500 Wire Wire Line 3800 4500 3800 4600 Wire Wire Line 3800 5000 3700 5000 Wire Wire Line 3700 4600 3800 4600 Connection ~ 3800 4600 Wire Wire Line 3700 4900 3800 4900 Connection ~ 3800 4900 Wire Wire Line 3700 4800 3800 4800 Connection ~ 3800 4800 Wire Wire Line 3700 4700 3800 4700 Connection ~ 3800 4700 $Comp L power:GND #PWR0145 U 1 1 595A622F P 3950 4800 F 0 "#PWR0145" H 3950 4550 50 0001 C CNN F 1 "GND" H 3950 4650 50 0000 C CNN F 2 "" H 3950 4800 50 0000 C CNN F 3 "" H 3950 4800 50 0000 C CNN 1 3950 4800 0 -1 -1 0 $EndComp $Comp L max1112x:MAX1112x U8 U 1 1 595A6DC1 P 3300 4900 F 0 "U8" H 3250 5800 50 0000 L CNN F 1 "MAX11125" H 3100 5700 50 0000 L CNN F 2 "max1112x-tqfn28:MAX1112x-TQFN-28-1EP_5x5mm_Pitch0.5mm" H 3300 4950 50 0001 C CNN F 3 "https://datasheets.maximintegrated.com/en/ds/MAX11120-MAX11128.pdf" H 3300 4950 50 0001 C CNN F 4 "https://pdfserv.maximintegrated.com/land_patterns/90-0023.PDF" H 3300 4900 50 0001 C CNN "Footprint_URL" F 5 "www.maximintegrated.com" H 3300 4900 60 0001 C CNN "MNF1_URL" F 6 "MAX11125ATI+" H 3300 4900 60 0001 C CNN "MPN" F 7 "www.maximintegrated.com" H 3300 4900 50 0001 C CNN "MNF2_URL" F 8 "MAX11123ATI+" H 3300 4900 50 0001 C CNN "MPN2" F 9 "700-MAX11125ATI+" H 3300 4900 60 0001 C CNN "Mouser" F 10 "MAX11125ATI+-ND" H 3300 4900 50 0001 C CNN "Digikey" F 11 "2.92$" H 3300 4900 50 0001 C CNN "price100_Digikey" F 12 "700-MAX11123ATI+" H 3300 4900 50 0001 C CNN "LowCost" F 13 "FU005" H 3300 4900 50 0001 C CNN "Koncar" F 14 "T" H 3300 4900 50 0001 C CNN "Side" 1 3300 4900 1 0 0 -1 $EndComp Wire Wire Line 2800 5800 2850 5800 Wire Wire Line 2900 5600 2850 5600 Wire Wire Line 2850 5600 2850 5700 Connection ~ 2850 5800 Wire Wire Line 2900 5700 2850 5700 Connection ~ 2850 5700 Text Notes 4900 2650 0 60 ~ 0 Audio connected to\nBANK7 on "gpio" sheet Text GLabel 2900 4500 0 60 Input ~ 0 GN14 Text GLabel 2900 4600 0 60 Input ~ 0 GP14 Text GLabel 2900 4700 0 60 Input ~ 0 GN15 Text GLabel 2900 4800 0 60 Input ~ 0 GP15 Text GLabel 2900 4900 0 60 Input ~ 0 GN16 Text GLabel 2900 5000 0 60 Input ~ 0 GP16 Text GLabel 2900 5100 0 60 Input ~ 0 GN17 Text GLabel 2900 5200 0 60 Input ~ 0 GP17 $Comp L power:+3V3 #PWR0138 U 1 1 595BB15C P 2150 4000 F 0 "#PWR0138" H 2150 3850 50 0001 C CNN F 1 "+3V3" H 2150 4140 50 0000 C CNN F 2 "" H 2150 4000 50 0000 C CNN F 3 "" H 2150 4000 50 0000 C CNN 1 2150 4000 1 0 0 -1 $EndComp Wire Wire Line 2150 4250 2850 4250 Wire Wire Line 2850 4250 2850 4350 Wire Wire Line 2850 4350 2900 4350 Connection ~ 2850 4250 Wire Wire Line 3700 4250 4300 4250 $Comp L power:GND #PWR0142 U 1 1 595BB251 P 3700 4350 F 0 "#PWR0142" H 3700 4100 50 0001 C CNN F 1 "GND" H 3700 4200 50 0000 C CNN F 2 "" H 3700 4350 50 0000 C CNN F 3 "" H 3700 4350 50 0000 C CNN 1 3700 4350 0 -1 -1 0 $EndComp $Comp L power:GND #PWR0143 U 1 1 595BC42E P 3700 5200 F 0 "#PWR0143" H 3700 4950 50 0001 C CNN F 1 "GND" H 3700 5050 50 0000 C CNN F 2 "" H 3700 5200 50 0000 C CNN F 3 "" H 3700 5200 50 0000 C CNN 1 3700 5200 0 -1 -1 0 $EndComp Text Notes 2800 6200 0 60 ~ 0 ADC SPI connected to\nBANK3 of "ram" sheet Text GLabel 3700 5450 2 60 Input ~ 0 ADC_MISO Text GLabel 3700 5650 2 60 Input ~ 0 ADC_MOSI Text GLabel 3700 5550 2 60 Input ~ 0 ADC_CSn Text GLabel 3700 5350 2 60 Input ~ 0 ADC_SCLK Text Notes 4900 2300 0 60 ~ 0 JACK pinout for SJ-43516-SMT-TR\nhttp://www.cui.com/product/resource/sj-4351x-smt-series.pdf\npin 1 - sleeve (GND)\npin 2 - tip (left channel)\npin 3 - ring1 (right channel)\npin 4 - ring2 (video)\npin 5 - tip switch\npin 6 - ring1 switch $Comp L Device:R R60 U 1 1 5A05BC31 P 3750 1700 F 0 "R60" V 3830 1700 50 0000 C CNN F 1 "130" V 3750 1700 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 1700 50 0001 C CNN F 3 "" H 3750 1700 50 0000 C CNN 1 3750 1700 0 1 1 0 $EndComp $Comp L Device:R R59 U 1 1 5A05BC37 P 3750 1550 F 0 "R59" V 3830 1550 50 0000 C CNN F 1 "270" V 3750 1550 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 1550 50 0001 C CNN F 3 "" H 3750 1550 50 0000 C CNN 1 3750 1550 0 1 1 0 $EndComp $Comp L Device:R R58 U 1 1 5A05BC3D P 3750 1400 F 0 "R58" V 3830 1400 50 0000 C CNN F 1 "549" V 3750 1400 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 1400 50 0001 C CNN F 3 "" H 3750 1400 50 0000 C CNN 1 3750 1400 0 1 1 0 $EndComp $Comp L Device:R R57 U 1 1 5A05BC43 P 3750 1250 F 0 "R57" V 3830 1250 50 0000 C CNN F 1 "1.1k" V 3750 1250 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" V 3680 1250 50 0001 C CNN F 3 "" H 3750 1250 50 0000 C CNN 1 3750 1250 0 1 1 0 $EndComp Wire Wire Line 3500 1550 3600 1550 Wire Wire Line 3500 1250 3500 1400 Connection ~ 3500 1700 Wire Wire Line 3500 1400 3600 1400 Connection ~ 3500 1550 Wire Wire Line 3500 1250 3600 1250 Connection ~ 3500 1400 Text GLabel 3900 1250 2 60 Input ~ 0 AUDIO_V0 Text GLabel 3900 1400 2 60 Input ~ 0 AUDIO_V1 Text GLabel 3900 1550 2 60 Input ~ 0 AUDIO_V2 Text GLabel 3900 1700 2 60 Input ~ 0 AUDIO_V3 Text Label 2950 1700 0 60 ~ 0 AUDIO_V Wire Wire Line 3500 2350 3600 2350 Wire Wire Line 3500 2200 3500 2350 Wire Wire Line 3500 2050 3500 2200 Wire Wire Line 3500 2850 3500 3000 Wire Wire Line 3500 2700 3500 2850 Wire Wire Line 3500 2550 3600 2550 Wire Wire Line 3800 4600 3800 4700 Wire Wire Line 3800 4900 3800 5000 Wire Wire Line 3800 4800 3950 4800 Wire Wire Line 3800 4800 3800 4900 Wire Wire Line 3800 4700 3800 4800 Wire Wire Line 2850 5800 2900 5800 Wire Wire Line 2850 5700 2850 5800 Wire Wire Line 2850 4250 2900 4250 Wire Wire Line 3500 1700 3600 1700 Wire Wire Line 3500 1550 3500 1700 Wire Wire Line 3500 1400 3500 1550 Wire Wire Line 2350 1900 1900 1900 Wire Wire Line 1900 2100 2350 2100 Wire Wire Line 2950 1700 3500 1700 Text Label 2950 2350 0 60 ~ 0 AUDIO_L Text Label 2950 2550 0 60 ~ 0 AUDIO_R Text Label 3800 4250 0 60 ~ 0 ADCD3V3 Text Label 2400 4250 0 60 ~ 0 ADC3V3 Wire Wire Line 2900 5450 2400 5450 Text Label 2450 5450 0 60 ~ 0 ADC3V3 $Comp L Device:L_Small L4 U 1 1 5B3BC972 P 2150 4100 F 0 "L4" H 2198 4146 50 0000 L CNN F 1 "33uH" H 2198 4055 50 0000 L CNN F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 2150 4100 50 0001 C CNN F 3 "~" H 2150 4100 50 0001 C CNN F 4 "www.bourns.com" H 2150 4100 50 0001 C CNN "MNF1_URL" F 5 "CV201210-330K" H 2150 4100 50 0001 C CNN "MPN" F 6 "652-CV201210-330K" H 2150 4100 50 0001 C CNN "Mouser" F 7 "CV201210-330KCT-ND" H 2150 4100 50 0001 C CNN "Digikey" F 8 "FL002" H 2150 4100 50 0001 C CNN "Koncar" 1 2150 4100 1 0 0 -1 $EndComp Wire Wire Line 2150 4200 2150 4250 $Comp L Device:C C59 U 1 1 5B3BD68E P 2150 4450 F 0 "C59" H 2265 4496 50 0000 L CNN F 1 "220nF" H 2265 4405 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 2188 4300 50 0001 C CNN F 3 "~" H 2150 4450 50 0001 C CNN 1 2150 4450 1 0 0 -1 $EndComp Wire Wire Line 2150 4250 1700 4250 Wire Wire Line 1700 4250 1700 4300 Connection ~ 2150 4250 Wire Wire Line 2150 4250 2150 4300 $Comp L Device:C C58 U 1 1 5B3BE5D3 P 1700 4450 F 0 "C58" H 1815 4496 50 0000 L CNN F 1 "22uF" H 1815 4405 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 1738 4300 50 0001 C CNN F 3 "~" H 1700 4450 50 0001 C CNN 1 1700 4450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0140 U 1 1 5B3BE698 P 1700 4600 F 0 "#PWR0140" H 1700 4350 50 0001 C CNN F 1 "GND" H 1705 4427 50 0000 C CNN F 2 "" H 1700 4600 50 0001 C CNN F 3 "" H 1700 4600 50 0001 C CNN 1 1700 4600 1 0 0 -1 $EndComp $Comp L power:GND #PWR0144 U 1 1 5B3BE6ED P 2150 4600 F 0 "#PWR0144" H 2150 4350 50 0001 C CNN F 1 "GND" H 2155 4427 50 0000 C CNN F 2 "" H 2150 4600 50 0001 C CNN F 3 "" H 2150 4600 50 0001 C CNN 1 2150 4600 1 0 0 -1 $EndComp NoConn ~ 2900 5350 NoConn ~ 3700 5100 Text Notes 2950 3500 0 60 ~ 0 Output resistance: 75 ohm\nInternal resistance of FPGA pin: 10 ohm\n1/(1/(130+10)+1/(270+10)+1/(549+10)+1/(1100+10))=74.6 $Comp L power:+3V3 #PWR0176 U 1 1 5CF68065 P 4750 4000 F 0 "#PWR0176" H 4750 3850 50 0001 C CNN F 1 "+3V3" H 4750 4140 50 0000 C CNN F 2 "" H 4750 4000 50 0000 C CNN F 3 "" H 4750 4000 50 0000 C CNN 1 4750 4000 1 0 0 -1 $EndComp $Comp L Device:L_Small L5 U 1 1 5CF68070 P 4750 4100 F 0 "L5" H 4798 4146 50 0000 L CNN F 1 "33uH" H 4798 4055 50 0000 L CNN F 2 "Inductor_SMD:L_0805_2012Metric_Pad1.15x1.40mm_HandSolder" H 4750 4100 50 0001 C CNN F 3 "~" H 4750 4100 50 0001 C CNN F 4 "www.bourns.com" H 4750 4100 50 0001 C CNN "MNF1_URL" F 5 "CV201210-330K" H 4750 4100 50 0001 C CNN "MPN" F 6 "652-CV201210-330K" H 4750 4100 50 0001 C CNN "Mouser" F 7 "CV201210-330KCT-ND" H 4750 4100 50 0001 C CNN "Digikey" F 8 "FL002" H 4750 4100 50 0001 C CNN "Koncar" 1 4750 4100 1 0 0 -1 $EndComp Wire Wire Line 4750 4200 4750 4250 $Comp L Device:C C62 U 1 1 5CF68077 P 4750 4450 F 0 "C62" H 4865 4496 50 0000 L CNN F 1 "220nF" H 4865 4405 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 4788 4300 50 0001 C CNN F 3 "~" H 4750 4450 50 0001 C CNN 1 4750 4450 1 0 0 -1 $EndComp Wire Wire Line 4750 4250 4300 4250 Wire Wire Line 4300 4250 4300 4300 Connection ~ 4750 4250 Wire Wire Line 4750 4250 4750 4300 $Comp L Device:C C61 U 1 1 5CF68081 P 4300 4450 F 0 "C61" H 4415 4496 50 0000 L CNN F 1 "22uF" H 4415 4405 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4338 4300 50 0001 C CNN F 3 "~" H 4300 4450 50 0001 C CNN 1 4300 4450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0175 U 1 1 5CF68087 P 4300 4600 F 0 "#PWR0175" H 4300 4350 50 0001 C CNN F 1 "GND" H 4305 4427 50 0000 C CNN F 2 "" H 4300 4600 50 0001 C CNN F 3 "" H 4300 4600 50 0001 C CNN 1 4300 4600 1 0 0 -1 $EndComp $Comp L power:GND #PWR0177 U 1 1 5CF6808D P 4750 4600 F 0 "#PWR0177" H 4750 4350 50 0001 C CNN F 1 "GND" H 4755 4427 50 0000 C CNN F 2 "" H 4750 4600 50 0001 C CNN F 3 "" H 4750 4600 50 0001 C CNN 1 4750 4600 1 0 0 -1 $EndComp Connection ~ 4300 4250 $Comp L Connector:AudioJack4_SwitchTR1 AUDIO1 U 1 1 58D82C05 P 1700 1900 F 0 "AUDIO1" H 1600 2200 50 0000 C CNN F 1 "JACK_TRS_6PINS" V 1250 1850 50 0000 C CNN F 2 "audio-jack:CUI_SJ-43516-SMT" H 1800 1750 50 0001 C CNN F 3 "http://www.cui.com/product/resource/sj-4351x-smt-series.pdf" H 1800 1750 50 0001 C CNN F 4 "www.cui.com" H 1700 1900 60 0001 C CNN "MNF1_URL" F 5 "CUI" H 1700 1900 50 0001 C CNN "MFG1" F 6 "SJ-43516-SMT-TR" H 1700 1900 60 0001 C CNN "MPN" F 7 "490-SJ-43516-SMT-TR " H 1700 1900 60 0001 C CNN "Mouser" F 8 "CP-43516SJCT-ND" H 1700 1900 50 0001 C CNN "Digikey" F 9 "SJ-43516-SMT-TR" H 1700 1900 50 0001 C CNN "Vertical" F 10 "0.8015$" H 1700 1900 50 0001 C CNN "price100_Vertical" F 11 "FAU001" H 1700 1900 50 0001 C CNN "Koncar" F 12 "T" H 1700 1900 50 0001 C CNN "Side" 1 1700 1900 1 0 0 -1 $EndComp Text Label 2350 1900 2 60 ~ 0 AUDIO_R Text Label 2350 2100 2 60 ~ 0 AUDIO_L Wire Wire Line 1900 1800 2350 1800 Text Label 2350 1800 2 60 ~ 0 AUDIO_V NoConn ~ 1900 2000 NoConn ~ 1900 2200 Wire Wire Line 1900 1700 2500 1700 $EndSCHEMATC