CCE-MDX88-cs-sch维修电路原理图.pdf

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1、P30P30P30P30P33P33P33P33P9P9P9P9P3P3P3P3P2P2P2P2P1P1P1P1P43P43P23P23P23P23P42P42P42P42P10P10P10P10P7P7P7P7P6P6P6P6P4P4P4P4P5P5P5P5P39P39P39P39P8P8P8P8P22P22P22P22P40P40P40P40P16P16P16P16P17P17P17P17P18P18P18P18P19P19P19P19P20P20P20P20 P21P21P21P21P15P15P15P15P24P24P24P24P26P26P26P26P27P27P27P27P28P2

2、8P28P28P29P29P29P29P34P34P34P34P11P11P11P11P12P12P12P12P13P13P13P13P35P35P35P35P36P36P36P36P25P25P25P25P38P38P38P38P41P41P41P41P37P37P37P37P14P14P14P14TECL_ATECL_ATECL_BTECL_B+BD+BDGNDGNDLEDLEDSTBY_DISPSTBY_DISPREMREM+5V+5V+5V+5V+5V+5V+5V+5VFIL_BFIL_BFIL_AFIL_ACPCPD DSTBSTB+5V+5V+5VC+5VC+5VC+5VC+5VC

3、+5VC+5VC+5VC+5VC+5VC+5VC+5VCLEDLEDP43P432n22n2470R470R100K100K(SMD)(SMD)4094409422n22n22n22n22n22n22n22n1N40041N400422n22n(SMD)(SMD)40944094(SMD)(SMD)40944094(SMD)(SMD)4094409447K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K4

4、7KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47K47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC85

5、6BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47KVERMELHOVERMELHO(SMD)(SMD)40944094TD-801TD-801BC856BBC856BBC846BBC846B22K22KDISC2DISC2470R470RUPUPPLAY/PPLAY/P470R470RDOWNDOWN1K1KDISC3DISC3BC856BBC856B47K47K22K22K22K22K47K47K47uF/25V

6、47uF/25V33R33R1K1K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47uF/25V47uF/25V22n22n2n22n22n22n222K22KBC856BBC856B1K1K22K22K47K47KREMOTOREMOTOSENSORSENSORRPM6936/V4RPM6936/V43 32 21 11K1K47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22KBC856BBC856B1K1KEFFECTEFFECT47K47KPOWERPOWE

7、R470R470R100K100K1K1KEQUALEQUAL470R470RDISC1DISC1STOPSTOP1n1n1K1K1K1KCDCD1K1KNCNC1n1nVOL+VOL+1K1KNCNC1K1KOPENOPEN1K1KNCNC1K1KTUNERTUNERAUXAUX1K1KTAPETAPEVOL-VOL-1K1K470R470R1K1K1K1K1K1K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B4

8、7K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K22K22KBC856BBC856B47K47KBC856BBC856B22K22K47K47K1N40041N40041R_1/2W1R_1/2W1N40041N40041R_1/2W1R_1/2WC806C806R885R885R886R886IC801IC801C805C805C804C804C803C803C802C802D801D801C801C801IC802IC802IC804IC804IC803IC803R880R880R88

9、1R881Q840Q840R882R882Q841Q841R879R879R876R876R877R877Q838Q838R878R878Q839Q839R875R875R872R872R873R873Q836Q836R874R874Q837Q837R871R871R868R868R869R869Q834Q834R870R870Q835Q835R867R867R864R864R865R865Q832Q832R866R866R804R804Q816Q816R829R829R832R832R827R827Q813Q813R826R826Q814Q814R825R825R828R828R823R82

10、3Q811Q811R822R822Q812Q812R821R821R824R824R819R819Q809Q809R818R818Q810Q810R817R817R820R820R815R815Q807Q807R814R814Q808Q808R813R813R816R816R811R811Q805Q805R810R810Q806Q806R809R809R812R812R807R807Q803Q803R806R806Q804Q804R805R805R808R808D802D802IC805IC805VFD801VFD801Q833Q833Q842Q842R803R803SW820SW820R88

11、8R888SW812SW812SW813SW813R1809R1809SW814SW814R1803R1803SW815SW815Q831Q831R862R862R863R863R861R861R884R884C814C814R1811R1811R1801R1801R859R859Q829Q829R858R858Q830Q830R857R857C816C816C815C815C807C807C810C810R801R801Q802Q802R1806R1806R883R883R802R802IR801IR801R891R891R830R830Q815Q815R831R831R836R836R83

12、3R833Q818Q818R834R834Q817Q817R835R835Q801Q801R893R893SW816SW816R840R840SW817SW817R1810R1810R887R887R896R896SW818SW818R898R898SW819SW819SW811SW811C808C808R1807R1807R1805R1805SW810SW810R1800R1800SW802SW802C809C809SW803SW803R1804R1804SW804SW804R895R895SW801SW801R894R894SW806SW806R892R892SW807SW807SW808

13、SW808R897R897SW809SW809SW805SW805R1808R1808R899R899R890R890R889R889R1802R1802R837R837Q820Q820R838R838Q819Q819R839R839R844R844R841R841Q822Q822R842R842Q821Q821R843R843R848R848R845R845Q824Q824R846R846Q823Q823R847R847R852R852R849R849Q826Q826R850R850Q825Q825R851R851R856R856R853R853Q828Q828R854R854Q827Q82

14、7R855R855R860R860D804D804R1813R1813D803D803CN801CN801R1812R1812CN802CN802X-TONEX-TONEEQUALEQUALVFDVFDPOPPOPCLASSICCLASSICJAZZJAZZROCKROCKDISC DIRECT PLAYDISC DIRECT PLAY3 32 21 1TUNINGTUNINGUPUPDOWNDOWNTUNERTUNERAUXAUXVOLUMEVOLUMEPOWERPOWERPLAY/PPLAY/PSTOPSTOPTAPETAPECDCDSEQUENCIA NO PAINELSEQUENCIA

15、 NO PAINELSTBSTB16161515141413131212111110109 98 87 76 65 54 43 32 21 1VDDVDDEOEOO4O4O5O5O6O6O7O7QSQSQSQSD DCPCPO0O0O1O1O2O2O3O3VSSVSSSTBSTB16161515141413131212111110109 98 87 76 65 54 43 32 21 1VDDVDDEOEOO4O4O5O5O6O6O7O7QSQSQSQSD DCPCPO0O0O1O1O2O2O3O3VSSVSSSTBSTB16161515141413131212111110109 98 87

16、76 65 54 43 32 21 1VDDVDDEOEOO4O4O5O5O6O6O7O7QSQSQSQSD DCPCPO0O0O1O1O2O2O3O3VSSVSSSTBSTB16161515141413131212111110109 98 87 76 65 54 43 32 21 1VDDVDDEOEOO4O4O5O5O6O6O7O7QSQSQSQSD DCPCPO0O0O1O1O2O2O3O3VSSVSSSTBSTB16161515141413131212111110109 98 87 76 65 54 43 32 21 1VDDVDDEOEOO4O4O5O5O6O6O7O7QSQSQSQ

17、SD DCPCPO0O0O1O1O2O2O3O3VSSVSS454544444343424241414040393938383737363635353434333332323131303029292828272726262525242423232121202019191818171716161515141413131212111110109 98 87 76 65 54 43 32 21 1222222/10/0222/10/0220/10/0220/10/027 71 16 65 54 43 32 29 9MD-X88MD-X88ROBERTOROBERTO2 23 34 41 17 76

18、65 58 8CLASS/POP/JAZZ/ROCKCLASS/POP/JAZZ/ROCKSW821SW821SW822SW822SW801SW801SW805SW805FRONTAL PCB ELECTRIC SCHEMATICFRONTAL PCB ELECTRIC SCHEMATICSW806SW806SW810SW810SW809SW809SW809SW809SW816SW816SW814SW814SW813SW813SW812SW812SW811SW811ESQUEMA ELETRICO PCI FRONTALESQUEMA ELETRICO PCI FRONTALTHIAGOTHI

19、AGOp/ CN604p/ CN604p/ CN602p/ CN6021.00.52240.051.00.52240.05+ + +(1)(1)(2)(2)(3)(3)(4)(4)(5)(5)A1A1mmmmememdimensoesdimensoesPROJECAOPROJECAODISCRIMINACAODISCRIMINACAODATADATAVISTOVISTOCOD.COD.N.N.TOL.TOL.TOL.TOL.MOD.MOD.ACAB.ACAB.ESC.ESC.MAT.MAT.DATADATAAPRO.APRO.PROJ.PROJ.DES.DES.NOMENOMEP.A.P.A.

20、ALT.ALT.TITLE:TITLE:TITULO:TITULO:RadioFans.CN 收音机爱 好者资料库GNDGNDININOUTOUTGNDGNDININOUTOUTTECL_ATECL_ATECL_BTECL_B+BD+BDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDGNDLEDLEDSTBY_DISPSTBY_DISPSTBY_DISPSTBY_DISPREMREMFAL_RFAL_RFAL_RFAL_RFAL_RFAL_RFAL_RFAL_RDODODODODODO+12V+12V+12V+12V+12V+12VR_OUTR_OUTR_OUTR_OUTR

21、_OUTR_OUTR_OUTR_OUTREC_SWREC_SWREC_SWREC_SWREC_SWREC_SWREC_SWREC_SW+B1+B1+B1+B1+B1+B1GNDMGNDMGNDMGNDMGNDMGNDMGNDMGNDMRECRECRECRECRECRECRECRECCECECECECECERADIO_LRADIO_LRADIO_LRADIO_LL_OUTL_OUTL_OUTL_OUTL_OUTL_OUTL_OUTL_OUTSCLSCLSCLSCLSCLSCLSCLSCLSCLSCLCAR_POSCAR_POSCAR_POSCAR_POSRADIO_RRADIO_RRADIO_R

22、RADIO_RRADIO_RRADIO_RSTATUSSTATUSSTATUSSTATUSM_PM_PM_PM_PM_PM_PCDM_POSCDM_POSCDM_POSCDM_POSCDRWCDRWCAR+CAR+CAR+CAR+DIDIDIDIDIDISTBYSTBYSTBYSTBYSTBYSTBYSURROUNDSURROUNDSURROUNDSURROUNDSDASDASDASDASDASDASDASDASDASDAA_LEVELA_LEVELA_LEVELA_LEVELRST_CDRST_CDRST_CDRST_CDCAR-CAR-CAR-CAR-STBY_PWSTBY_PWSTBY_

23、PWSTBY_PWM_RPM_RPM_RPM_RPM_RPM_RPPB_1/2PB_1/2PB_1/2PB_1/2PB_1/2PB_1/2MOTORMOTORRL_SPKRL_SPKRL_SPKRL_SPKRL_SPKRL_SPKCLCLCLCL+5V+5V+5VB+5VBFIL_BFIL_BFIL_AFIL_ACPCPFAL_LFAL_LFAL_LFAL_LFAL_LFAL_LFAL_LFAL_LSTRSTRMUTE_PWMUTE_PWMUTE_PWMUTE_PWPH_SWPH_SWPH_SWPH_SWPH_SWPH_SWPH_SWPH_SWPH_SWPH_SWD DR_RECR_REC+9

24、VA+9VA+9VA+9VAL_RECL_REC/-VFD/-VFD+5V+5V+12V+12V+9VA+9VAGNDGND+5VB+5VB+5V+5VDGNDDGND+5V+5V+12V+12V+9VA+9VA+5V+5V/ENC_A1/ENC_A1/ENC_B1/ENC_B1/ENC_B2/ENC_B2/STB/STB/CLK/CLK/MOSI/MOSI/MISO/MISO10K10K1N41481N4148100n100n100K100K1N40041N40042K22K2PTB0/AD0PTB0/AD0444443434242414140403939383837373636353534

25、343333323231313030292928282727262625252424232322222121202019191818171716161414151513131212111110109 98 87 76 65 54 43 32 21 1VssaVssaOSC1OSC1OSC2OSC2CBMXFCCBMXFCVddsVddsPTA7/KBO7PTA7/KBO7PTA6/KBO6PTA6/KBO6PTA3/KBO3PTA3/KBO3PTA4/JBO5PTA4/JBO5PTA5/KBO5PTA5/KBO5PTA2/KBO2PTA2/KBO2Vssad/Vref1Vssad/Vref1P

26、TA1/KBD1PTA1/KBD1PTA0/KBD0PTA0/KBD0Vddad/VrefhVddad/VrefhPTB7/AD7PTB7/AD7PTB6/AD6PTB6/AD6PTB5/AD5PTB5/AD5PTB4/AD4PTB4/AD4PTB3/AD3PTB3/AD3PTB2/AD2PTB2/AD2PTB1/AD1PTB1/AD1PTD7/T2CH1PTD7/T2CH1PTD6/T2CHOPTD6/T2CHOPTD5/TACH1PTD5/TACH1PTD4/T1CHOPTD4/T1CHOVddVddVssVssPTD3/SPSCKPTD3/SPSCKPTD2/MOSIPTD2/MOSIP

27、TD1/MISOPTD1/MISOPTD0/SSPTD0/SSIRQIRQPTE1/RxDPTE1/RxDPTE0/TxDPTE0/TxDPTC6PTC6PTC5PTC5PTC4PTC4PTC3PTC3PTC2PTC2PTC1PTC1PTCOPTCORSTRSTMC68HC908GP32MC68HC908GP322K22K22K22K22K22K222n22n7805PL7805PL2A/250V2A/250VGARRAGARRA1N41481N41483,15A/250V3,15A/250VGARRAGARRAGARRAGARRA56K56K2K22K2100K100K2K22K21N414

28、81N41481N41481N41483,15A/250V3,15A/250VGARRAGARRA10K10K100uF/25V100uF/25V7805PL7805PLBC856BBC856BBZX79C13VBZX79C13VKSD-1408-YKSD-1408-Y47uF/25V47uF/25V3,15A/250V3,15A/250V10K10K220R220R22n22n470R470RBC337/25BC337/25BC337/25BC337/2510K10KBC846BBC846B10K10K47K47K220uF/16V220uF/16V47uF/25V47uF/25VBZX79

29、C10VBZX79C10V22n22n100uF/25V100uF/25V0,22R/5W0,22R/5W47p47p1K1K1K1K47p47p4,7uF/100V4,7uF/100V47K47K10uF/50V10uF/50V4,7uF/100V4,7uF/100V100K100K2K22K247K47KBC846BBC846B100K100K0,22R/5W0,22R/5W0,22R/5W0,22R/5W0,22R/5W0,22R/5W10R10R5 54 413V/1A13V/1A100R/1/2W100R/1/2W100R/1/2W100R/1/2W6K86K810n/500V10n

30、/500V100uF/50V100uF/50V1N40041N4004BC337/25BC337/251K/1/2W1K/1/2WBZX79C33VBZX79C33V100K100K100uF/50V100uF/50V1N40041N40041N40041N40041N40041N400410n/500V10n/500V10n/500V10n/500V2200uF/25V2200uF/25V10n/500V10n/500V10n/500V10n/500V10109 98 87 76 6CDCDGARRAGARRAGARRAGARRA82K82K56K56K0R0R100n/63V100n/63

31、V47p47p1K1K110V110V220V220VGARRAGARRA10K10K1K1K1K1K10R10R10K10K10K10K1K1K3 32 21 147p47p47p47p47p47p47p47p47p47p47p47p47p47p10K10KOPC.OPC.1K1K47p47p47p47p47p47p47p47p47p47p1K1K10uF/50V10uF/50V33p33p0R0R47p47p47p47p100K100K1K1K1K1K10n10n1K1K1K1K1K1K47p47p47p47p10K10K22K22K10M10M32,768KHz32,768KHz47uF

32、/25V47uF/25V47p47p22n22n330K330K33p33p10K10K10R10R4K74K72200uF/50V2200uF/50V2200uF/50V2200uF/50VLT4A03LT4A0310n/500V10n/500V10n/500V10n/500VLT4A03LT4A0310n/500V10n/500VLT4A03LT4A0310n/500V10n/500V2,2uF/100V2,2uF/100V2n72n747K47K47K47K15K15K100K100K22n22n10uF/50V10uF/50V180R180R1uF/100V1uF/100VBC846B

33、BC846B1M81M810K10KBZX79C3V3BZX79C3V322K22KBC846BBC846B10K10K10K10K10K10K47K47K10uF/50V10uF/50V100K100K10K10K1K1K10K10K10R10R33n33n1K1K1K1K0R0R47p47p5K65K62,2uF/100V2,2uF/100V100uF/16V100uF/16V220n220n10uF/50V10uF/50V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2u

34、F/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V220n220n100n100n2,2uF/100V2,2uF/100V2,2uF/100V2,2uF/100V47p47p10R10R100uF/16V100uF/16V220n220n220n220n2n72n7LT4A03LT4A032,2uF/100V2,2uF/100V5K65K6opc.opc.BC327/25BC327/25BC846BBC846Bopc.opc.47p47p10R10R47K47K10K10K4K74K747uF/25V47uF/25V0R0R100n

35、100n22n22n1K1K1K1K0R0R0R0R47K47K100K100K0R0R15K15KGARRAGARRA47p47p47p47p47p47pPHONEPHONE1K1KBC846BBC846B10K10K1K1K47p47p1K1KOPC.OPC.100n100n47p47p1K1K1K1K10R10R10K10K1N40041N4004470p470p1uF/100V1uF/100V47K47KBC856BBC856B100R/1/2W100R/1/2W1uF/100V1uF/100VBC846BBC846B47K47K220p220p10n/100V10n/100VBC84

36、6BBC846B1uF/100V1uF/100V1N41481N414847K47K4K74K747K47KBC846BBC846B1K81K810K10KBC846BBC846B100uF/50V100uF/50V100R/1/2W100R/1/2W100uF/50V100uF/50V4p74p756K56K47uF/25V47uF/25V100R100R4K74K710K10K6K86K810K10K10K10K1uF/100V1uF/100V470p470p100n100nBC846BBC846B47K47K4p74p710K10K4R7/1/2W4R7/1/2W100n/63V100n

37、/63V82K82K56K56K47uF/25V47uF/25V1K1K1K1K47uF/25V47uF/25V1N41481N414810K10K1K81K810K10K220p220p1K1K4R7/1/2W4R7/1/2WSTK402-070STK402-070150R/1/2W150R/1/2WBC846BBC846B10K10K1N40041N400410K10K150R/1/2W150R/1/2W150R/1/2W150R/1/2W150R/1/2W150R/1/2WBC846BBC846B100n100n101010109 99 98 88 87 77 76 66 65 55 5

38、4 44 43 33 32 22 21 11 1fusivelfusiveltermicotermico6 65 54 43 32 21 1R410R410D401D401C428C428R411R411D504D504R428R428IC601IC601R427R427R426R426R413R413C520C520IC502IC502FS502FS502GF503GF503D511D511FS503FS503GF506GF506GF508GF508R415R415R412R412R420R420R429R429D508D508D507D507FS504FS504GF507GF507R506

39、R506C521C521IC501IC501Q503Q503D509D509Q501Q501C514C514FS501FS501R509R509R512R512C517C517R514R514CN502CN502Q505Q505Q502Q502R511R511Q504Q504R513R513R510R510C516C516C515C515D510D510C518C518C519C519R241R241C644C644R651R651R652R652C645C645C302C302R301R301C301C301C303C303R304R304R305R305R302R302Q301Q301R3

40、03R303R243R243R242R242R244R244R622R622CN501/ACN501/AR502R502R501R501R209R209C507C507C513C513D512D512Q506Q506R503R503D514D514R504R504C522C522D502D502D503D503D501D501C503C503C502C502C505C505C504C504C501C501CN501/BCN501/BCN503CN503GF504GF504CN505CN505GF505GF505TF501TF501R214R214R414R414R629R629C210C210

41、C605C605R650R650REDEREDESW501SW501GF502GF502R603R603R632R632R645R645R621R621R602R602R614R614R406R406CN502CN502C606C606C622C622C616C616C612C612C614C614C617C617C639C639R615R615C634C634R642R642C613C613C619C619C618C618C632C632C640C640R637R637C623C623C611C611R631R631C607C607C602C602R408R408R620R620R640R6

42、40C609C609R639R639R627R627R641R641C621C621C620C620R604R604R619R619R608R608X601X601C625C625C603C603C626C626R636R636C610C610R607R607R610R610R404R404CN602CN602C222C222C223C223D208D208C224C224C226C226D206D206C225C225D207D207C227C227C412C412C403C403R421R421R417R417R424R424CN601CN601R405R405C631C631C630C6

43、30R606R606C601C601Q401Q401R407R407R601R601D601D601R605R605Q601Q601R611R611R612R612R613R613R422R422C420C420R409R409R609R609R643R643R647R647R628R628C608C608R624R624R634R634J604J604C635C635R403R403C411C411C401C401C416C416C419C419C413C413C407C407C409C409C410C410C406C406C408C408C421C421C415C415C405C405C4

44、22C422C424C424C638C638R401R401CN401CN401C418C418C414C414C417C417C402C402D209D209C425C425R402R402CN906CN906CN906CN906C950C950Q952Q952Q953Q953D952D952C637C637R950R950R958R958R956R956R955R955C952C952CN602CN602IC401IC401R416R416C426C426C624C624R625R625R626R626R425R425CN201CN201J606J606CN604CN604R418R418

45、R419R419R630R630R423R423CN402CN402GF501GF501C628C628C604C604C627C627CN204CN204R617R617Q602Q602CN203CN203CN606CN606CN605CN605CN202CN202R616R616R618R618C615C615R638R638C633C633C427C427C636C636R635R635R633R633R623R623R208R208D203D203C214C214C220C220R225R225Q204Q204R218R218C203C203Q205Q205R232R232C205C2

46、05C219C219Q203Q203C201C201D202D202R227R227R235R235R226R226Q207Q207R215R215R224R224Q201Q201C218C218R217R217C217C217C207C207R220R220C211C211R233R233R234R234R203R203R210R210R202R202R207R207C204C204C213C213C215C215Q206Q206R230R230C208C208R221R221R222R222C209C209R213R213R219R219C212C212R211R211R212R212C2

47、16C216D201D201R231R231R216R216R228R228C206C206R204R204R223R223IC201IC201CN202CN202R238R238Q208Q208RL201RL201R236R236D204D204CN604CN604R201R201R237R237R240R240R239R239Q202Q202C404C4042 21 135V/0,5A35V/0,5A2,5V/0,3A2,5V/0,3A2,5V/0,3A2,5V/0,3ARin_1Rin_1LoutLoutRoutRoutLin_3Lin_3Lin_4Lin_4Loud_LLoud_LRi

48、n_2Rin_2Rin_3Rin_3Rin_4Rin_4Loud_RLoud_RRinRinTreble_RTreble_RTreble_LTreble_LAgndAgndVddVddRefRefCLKCLKDATADATADgndDgndOut_LOut_LOut_ROut_RBout_RBout_RBin_RBin_RBout_LBout_LBin_LBin_LLinLinLin_1Lin_1Lin_2Lin_2& Gain Control& Gain ControlInput SelectorInput SelectorLoudnessLoudnessVolume &Volume & G

49、ain Control& Gain ControlInput SelectorInput SelectorPT2314PT2314BassBassBassBassMuteMuteAttAttAttAttMuteMuteLoudnessLoudnessVolume &Volume &TrebleTrebleTrebleTrebleSupplySupplyLatchesLatchesDecoder &Decoder &Serial BusSerial BusGNDGNDGNDGND(+L)(+L)(+R) (+R) SUBSUBch.2ch.2ch.2ch.2ch.2ch.2ch.2ch.2Pre

50、.Pre.N.C.N.C.ch.1ch.1ch.1ch.1ch.1ch.1ch.1ch.1Pre.Pre.BIASBIAS+Vcc+Vcc+Vcc+Vcc-Vcc-Vcc-Vcc-Vcc+VE+VE+VE+VE-VE-VE-VE-VEGNDGNDNFNFNFNFININININ+ +- - -+ +ch.2ch.2ch.1ch.11515141413131212111110109 98 87 76 65 54 43 32 21 1+9VA+9VA20/10/0220/10/0222/10/0222/10/021.00.52240.061.00.52240.06MD-X88MD-X88+BD+B