J K L M N O P Q R SIHGFEDCBA12345678910111213141234567891011121314SGDQ316DGSDGSC44C45C400C404C405C212C409C414C415F301C3Q107Q108Q109Q301Q302Q304L302L304R302R303R307R308R309R118R310R120R316R317R123R319R126CN301R324R135C303 C304C305C307C310C311C313C315R12C318R17C321R20R21C325Q1R26C136R27C331R30C337C339R2R377R3R378R381R383C154R385R387R388R389D303D304IC303C395C396C397CP301CP303 CP304R201RXD TXDA4A1A6A5A3A2BATT+14 58THDET3145MDSWCN302RESETCN303MODEQTIGND5MSB12021 4041606180AFMUTEAFCONTCN201BUSYCN202RSSI W/NC21C22R210C27C30C32C35C36C39C201TH201C210C1C2C4C6C8C9Q303Q305Q306Q307L301L303R301R304R305R306R313R314R315L7R320R321R322R323R325IC1X301C316R14R15C319R16R18R19C320C322R22C327C332C334C335R1R7C341Q201IC301IC305IC306CP302CP1C10C11C15R209C402C403Q104Q312Q313Q314Q315L116R114R121R318R127R128R129R130R131R132R133R134R136TH101C108C112C114C128C130C137C144R379R380R390D101R393IC101IC309C399R384VOXBGND5R5CPTTMODLD1011120CN203BPFGND3 451+ + +MIC3015T+ –PCTVSP–SP+TXDAESPISPONC5M OPTDET MICPTT/RXDMICIN4 51 8+56110111 EN5EN4EN3GNDEN2EN1AFVOLGNDAFVOLOUTAFVOLINSBBJ79-0187-09ANTLVTK-3302 PC BOARDTX-RX UNIT (X57-7580-XX) -22: K2,M2 -23: K3Component side view (J79-0187-09)PC BOARD TK-3302Component sideFoil sideLayer 1Layer 2Layer 3Layer 4Ref. No. AddressIC1 9GIC101 4NIC301 6BIC303 6HIC305 5CIC306 7DIC309 7OQ1 8HRef. No. AddressQ104 4MQ107 3MQ108 3MQ109 4MQ201 5GQ301 6PQ302 6PQ303 5IRef. No. AddressQ304 6IQ305 7BQ306 8BQ307 8HQ312 8PQ313 7PQ314 8OQ315 8ORef. No. AddressQ316 8OD101 4MD303 8SD304 8STX-RX UNIT (X57-7580-XX) -22: K2,M2 -23: K3Component side view (J79-0187-09)A: Green speaker wire soldering position.B: Brown speaker wire soldering position.AB