NAD-C388-int-sm 维修电路原理图.pdf

Hybrid Digital DAC Amplifier Hybrid Digital DAC AmplifierSERVICE MANUAL C388C3881PreliminaryRadioFans.CN 收音机爱 好者资料库FRONT / REAR VIEW45123TROUBLE SHOOT6-1314-31PCB LAYOUTELECTRICAL PARTS LISTPreliminaryRadioFans.CN 收音机爱 好者资料库SPECIFICATIONS1Preliminary1 POWER INDICATOR 2 STANDBY BUTTON3 NAVIGATION AND ENTER BUTTONS4 HEADPHONE5 DISPLAY6 REMOTE SENSOR 7 SOURCE 8 VOLUMEVOLUMESOURCE NAD C388Hybrid Digital DAC Amplifier C 388NAD78123465100-120V/220-240V50/60HzPOWERONSerial No./N de serieSPEAKERSBLEFTRIGHTSERVICEBTANTENNA GNDSPEAKERSALEFTRIGHTRS23212PHONO INLINE 1 INPRE-OUT/SUBW12LRLIRINRRLMMLINE 2 IN INRLTRIGGER +12V NAD C388OPTICAL INCOAXIAL INOUTM o d u l a rD e s i g nC o n s t r u c t i o nM o d u l a rD e s i g nC o n s t r u c t i o n101112136123457891 COAX 1-2, OPT 1-22 PHONO IN, LINE 1-2 IN3 PRE-OUT/SUBW4 IR IN/IR OUT 5 TRIGGER +12V 6SPEAKERS 7 POWER 8 FUSE HOLDER9 AC MAINS INPUT 10 SERVICE11 BLUETOOTH ANTENNA TERMINAL12 GROUND TERMINAL13 RS 232 FRONT VIEWREAR VIEW2PreliminaryWIRING DIAGRAM3PreliminarySignalPowercontrolMain MCUNAD C388 BLOCK DIAGRAMSI9573HDMI TransceiverMCUTM4C1230H6PMDC/DC AND LDO3.3V 5.0V 1.3VHDMIIN 3HDMIIN 2HDMIIN 1HDMIOUTIIS switcherNC7SV157X346 pin board-board socketIIS3INT0IICGPIO0-4SPI12VENLDO46 pin board-board socketIIS4INT1IICGPIO5-9SPIA12VENIIS BUFFERNC7SV157ch 0ch 1HDMI cardSPIIICGPIO0-11INT0-1ESDDIODEE-GPOE-GPODIGITALDIGITALLDO12.5VIIS Main3+13.8V+13.8V3.3VD12.5VPOWER SWITCHLN6.3AT/250VSMPSLOGIC BUFFERTRIG OUTTRIG INIR INGPIOIR ; TRIGLow leakage SMPSGPIOSPI_FPPCS8416Plug indetectFront panelTFT DISPLAYSTANDBYIRVOLUMELEDBlueOS cardSPDIFRXANTENNAMINI USBEthernetUSB HUBApplicationsProcessorsMCIMX535USB2514Hub Controller74LVC257ALAN8720BTM511NC7SV15774LV244ATSAM3N00AMMINPHONO AMPLINEIN1OPAMPCLC2059muteLINE1/SUB1OPAMPCLC2059HD AMPmuteHPTact switchHeadphoneSOURCETact switchTact switchRS232COAX 1COAX 2OPTO1OPTO2SPDIF INIR OUTAsynchronousSRCSRC4382NC7SV157Audio serialPort AAudio serialPort BDigital interfaceReceiverSRCCLOCK24.576MDAC MODULEPCM1795NJW1194VolumeDigital VolumeTONEControlAMPLP1&2LN1&2RP1&2RN1&2SPEAKER A2X150W 8ohmClippingLME49860CPClippingControl1XOPA2134+/-VCCCurrent senseEXT_VDR3V3DIICIIS Main2IISL&RLME49725GPIOSPII2CGPIOUSB+7.5VA3V3D1V8D+/-7.5VADACMODULATORFILTERLRMCLKOPAMPLOW PASS filterSPEAKER BL CHR CHL CHR CH+12VR+12VR+12VmuteOPAMPLOW PASS filterLINE2/SUB2CLC20593.3VSMCUSTM32F030RCT6TRLCD driver+/-VCC+/-VCCVAUX+/-LDOKA78R12DC/DCTPS54327LDOLDO3V3D1V8DDigital supply+13.8VTLV11175VD3.3VSLDOLM317/LM337+/-7.5VATI TM4C1290SPI_FPPLCD driver+13.8VTLV1117IICDC/DCTPS540403V3ScontrolOPAMPHI PASSCLC2059OPAMPHI PASSCLC2059+12VAC_DETGPIOGPIOGPIOGPIOCONTROLLERSTBYEXT_VDREXT_VDRUCD102MP+/-12V+/-12V+/-12V+/-12V+/-12VAmber/Blue/RedAnalog supply+/-12VEnableDetectorBluetoothmodule8670IIS3V3SCLC2059VAUX+-12VLDOLM337+12V13V8+12VRGPIO5VA3V3D+/-12V+/-12V7WV17IIS BUFFERNC7SV1573V3DGPIOMENUType AUSBUSB SWITCHTS3USB3000GPIO01TS3USB300001USB3V3D+/-12V+/-12V+/-12VLDOTLV11173V3LDC/DCXRP76755VSFRONTUSB SUPPLYBT_L/R INBT_L/R IN+/-12VAnalog SENSE3V3SGPIOFAULT_DETTRANS_TEMPVAUX-+13.8VLINEIN2CLOCK8MDigital SENSE3V3SGPIOCS8416OPA2348NE5532SN74LVC1G123GPIOCLK DetctorVM1.0BLOCK DIAGRAM4PreliminaryYESCheck STB boardCheck main board13.8V RIGHT?NONOFront panel Standby ledNo Power or Power shuts offimmediately3V3S RIGHT?NOCheck U456YESCheck Q703 Q706 circuitChange FPP board,MDC boardYESNOPress Standby button switchstandby led blue light?YESchange PSU boardCheck LEDBright Control signalYESstandby led turn off?standby led red light?YESNOred lightYESCheck Q702 Q706 circuitChange FPP board,MDC boardCheck LEDBright Control signalCheck Q701Q706 circuitChange UCD102 MODULEFinishApply 1khz sinewave to RCA input of DUTAmplifier output correct?YESNOIPRC IPRH signal correct?YESChange UCD102 MODULEcheck+/-15V,+/-7.5VRight?NOcheckU461 U463 U464 U465 CircuitNOchange MAIN boardYEScheckU103 U104 U110 Circuitchange MAIN boardTROUBLE SHOOTING5PreliminaryC368 & C388 PHONE BOARD6PreliminaryC368 & C388 MDC INTERNAL BOARD7PreliminaryC368 & C388 MDC BOARD8PreliminaryC368 & C388 AUDIO SENSE BOARD9PreliminaryC368 & C388 AUDIO SENSE INTERNAL BOARD10PreliminaryC368 & C388 FPP BOARD11PreliminaryC388 MAIN BOARDTOP LAYER12PreliminaryC388 MAIN BOARDBOTTOM LAYER13PreliminaryPower Supply2134D102TS25P05GR1272MAC120V /AC230V MAIN INTH1015D-11FUSE101T10AL250VCY102NCCY103NCR1282MC111270uF,63VC109270uF,63VC112270uF,63VC110270uF,63VC1391.2nF/200VR16322R/1206C1401.2nF/200VR16422R/1206V+V-Q119IRFB4020Q113BC807-25D112BAS321R11922RD114BAS321V+V-Q118IRFB4020Q112BC807-25D106BAS321R11522RD113BAS321Q120IRFB4020Q115BC807-25D115BAS321R12022RD117BAS321Q121IRFB4020Q114BC807-25D107BAS321R11622RD116BAS321910TR101GSC73161211TR101FSC73161314TR101DSC7316810TR101ESC7316GNDPQ116FDP22N50NQ111BC807-25D109BAS321R11822RD111BAS321Q117FDP22N50NQ110BC807-25D108BAS321R11722RD110BAS321C137330nF/275VACC138330nF/275VAC45TR101BSC7316R1610R33R1620R3312TR101ASC731667TR101CSC7316123J101CON3-3.96GNDPC123820uF,200VC124820uF,200VR107220KR108220KR109220KR106220KT1T2G3Q108BT138X-600FC11610nF/630VR150150RR151150RC14150V/1nFC14250V/1nFD123MURA220T3D124MURA220T3C143470uF,50VC144470uF,50VGND112VDHVOP101PC817L107330R/1.5AL108330R/1.5AR16622R/1206R16522R/1206+42V- 42VGNDL10122uHC12910nF/630VC13010nF/630VGNDPCHCJHJKKC121100nF/50VC120100nF/50VGNDPCX101220nF/250VAC123456789 AC-LAC-NHV-DCAC-DECAC-SWTBDVCCDC-DETGNDMOD901MACSWLAC2AC1123456789101112131415J10215PINR9484.99KR9494.99KC94310NR950390KR951390KAC2AC1GNDPA1K2A/K6A/K4U909=ValueR9032kSWLR9012MR9022MC927100NC920100uF,35VC931100PC915100N 50VR93210KVVGNDinoVdisU906=ValueR9351KR9432KC928100uF,35VSTBVDP12VDC12VDCGNDPGNDP1243L10620mHLNK500Relay-SPSTD5001N414812VDGNDPGND214VDR1102.2KC1811000uF/25V* * * *R1144.99K 1%C1801000uF/25V* * * *C108220nF/50V231IC102TL431R11220kR1111kR11324K 1%D964MURS120C973100uF,35VVDPC182100ND800UG2007C80447uF/35VD801MURS1202134BD800KBP308GC8003.3nF/630VC80147uF/400V CD263C8034.7nF/400VR80468K 2WR8052.2RL802L-31206RC1206RCC3S5X2V1D7F4U800TOP266EGC802100PC805100nF/50VC80647uF/25V R8156.8RR8128.2K 1%R814180KDW80018V/3W SMBBCEQ8823904R81622RR85522RR8103.3MR8113.3MR8075.1MR8065.1MR8093.3MR8085.1MHTHT123D802SBR20A150CC87047uF/400V CD263U904EL817CY9051N 400VAC1AC2FG=ValueCY9081N 400VGNDP1GNDP1GNDP1GNDPC155270uF,63VC156270uF,63V2121311105781413T105PQ3225D182MURA220T3L183330R/1.5AC186470uF,50VL184330R/1.5A+15VDRin1out2gnd3vd4U204KA72R15R18510KC188470uF,50V-15VDRC187470uF,50V14VDDETGND2STB1234J175CON3+18VD-18VDGND1-18VD+18VD1234J909CON3GNDPR87068K 2WC16010nF/630VC16110nF/630V-15VDRGND2R1881KGND1+15VDRC191NCC192NC117910131413T102PQ-2604R13510KD120BAS321R1472.2kDW102PDZ3.3BC1351UF/25VDETCX106470nF/250VACR1990R331234J177CON3CY1052.2nF/AC250VCY1062.2nF/AC250VFl12J908R175NCR176NCC175NCC8004.7UF/25VC8041UF/25VSS1RTD2CT4CS3VDD8OUTB7OUTA6GND5IC800ISL6744ABZC802220PC803180PR80068KC805220nF/50VR80110RSSR80210RC801100P SSBCEQ8002SC3326R80547KR803100RR8162.7KR8104.7KR81420KR812100kC8071nF/50V12VD32184U800ALM393567U800BLM393C811100nF/50VR8094.7kR81122KC810100nF/50VC80647uF/35VR8084.7kR804100RBCEQ802BC846BWECBQ801BC856BWD800BAS316R8074.7kR80647kR81810KR813100kC8091nF/50VC8122.2uF/16V R81547K NCR81710K2V1V10V-1.2VCC1H1A1C1H1J1J1A1A1K1K1C8081nF/50V123456789101112131415J80015PINPreliminary01-1-061110UcD102 Module 101-1-061102Main Board02-1-061102Main Board SMT05-4-061102-1SMain Board PCBVM1.0,FR-4,1.6mm,280?70mm05-3-061102-1SMAIN+USB+HP+RS232+BTASSYVM1.0,FR-4,1.6mm,290*189mm12-1-000022High speed Diode1N4148W-NRD111, D400, D401, D505, D50412-1-000231Schottky DiodeBAT54S, SOT23D40212-1-000016Schottky Rectifier DiodeBAT54JD42112-1-000021Diodes1SS355TE-17D105, D106, D300, D301, D403, D404, D405, D406, D407, D408, D409,D410, D411, D412, D413, D414, D415, D416, D417, D418, D419, D420,D422, D458, D459, D461, D425, D42612-1-000186SCHOTTKY DIODEB240A-13-FD45712-1-000010Surface Mount Schottky BarrierRectifierSS12 SMAD45512-1-000068Zener Diode SMDBZT52C15,15V,350mWD10412-1-000019Switch DiodeBAV99W-7-FD113, D11413-1-000018P-CH MOSFETAPM2301Q304, Q45713-1-000013 transistorBCM 856SQ10213-1-000004Digital transistorDTA114EKAQ403, Q404, Q501, Q502, Q503, Q51013-1-000005Digital transistorDTC114EKAQ104, Q302, Q303, Q400, Q402, Q455, Q458, Q505, Q504, Q412, Q41313-1-000021PNP TransistorZX5T955GQ41013-1-000045TransistorFZT493Q509, Q50813-1-000279Transistor2SC3326-A,LFQ401, Q406, Q407, Q408, Q409, Q506, Q507 ,Q411or 13-1-000108Transistor2SC3326-A(TE85L,F), SC-59Q401, Q406, Q407, Q408, Q409, Q506, Q507 ,Q41113-1-000016Transistor2SA1312GR(TE85L,F) TO-236MODQ10111-1-000798DC/DC Switching ConvertersTPS54040DGQRU45611-1-000803STEP DOWN SWITCHERTPS54327DDARU45511-1-000293ESD protectTPD2E009DBZRD30811-1-000245Audio AttenuatorNJW1194V-TE1U10311-1-001030Dual OpAmpCLC2059U104, U406, U407, U408, U40911-1-000019Dual OPAMPNE5532ADRU400, U401, U402, U40311-1-000266QUAD OPAMPOPA1654U105, U11011-1-000011Linear RegulatorTLV1117LV33DCYU45811-1-001090Linear RegulatorTLV1117LV18DCYU30811-1-000008Shift Register74HC595PW,118U41011-1-0005622:1 multiplexerNC7SV157P6XU303, U304, U30511-1-000009SCHMITT DRIVERNC7WZ17P6XU302, U309, U310, U41111-1-000455SRCSRC4382IPFBU30111-1-001214 monostable multivibratorSN74LVC1G123DCTRU31111-1-000087BufferSN74AHC1G125DCKRU901, U90211-1-000621Digital Audio ReceiverCS8416-CZZU900ELECTRICAL PARTS LITST14Preliminary21-1-000001Chip resistor0, 0603, 5%R188, R310, R311, R312, R313, R314, R315, R316, R317, R318, R319,R364, R365, R366, R367, J301, R4149, R498,21-1-000011Chip Resistor3.3,0603,1/10W,5%R415621-1-000013Chip Resistor3.9,0603,1/10W,5%R415721-1-000410Chip Resistor4.7,0603,1/10W,5%R306, R30721-1-000035Chip resistor10,0603,1/10W,1%R184, R185, R189, R190, R374, R4147, R4148, R4151, R4152, R4153,R4154, R4155, R415921-1-000078Chip resistor33,0603,1/10W,1%R320, R321, R322, R323, R324, R325, R326, R371, R372, R373, R375,R4143, R4144, R4145, R397, R901, R907, R91121-1-001103Chip resistor47,0603,1/10W,1%R346, R347, R348, R349, R350, R351, R352, R35321-1-001163Chip resistor51,0603,1/10W,1%R464, R46521-1-000019Chip resistor100,0603,1/10W,1%R334, R335, R336, R337, R338, R339, R340, R341, R342, R343,R4131, R4132, R4141, R4142, R151, R152, R171, R178, R903, R90521-1-000040Chip resistor120,0603,1/10W,1%,RC0603FR-07120RLR344, R345, R36921-1-000057Chip Resistor220,0603,1/10W,1%R446, R447, R448, R449, R479, R480, R527, R52821-1-000853Chip resistor243,0603,1/10W,1%R47821-1-000022Chip resistor1K,0603,1/10W,1%,RC0603FR-071KLR308, R309, R332, R445, R509, R508, R450, R451, R452, R453, R516,R517, R52321-1-000757Chip resistor2K,0603,1/10W,1%R415821-1-000924Chip resistor3K,0603,1/10W,1%R90221-1-000072Chip resistor2.7K,0603,1/10W,1%R179, R18021-1-001563Chip resistor2.87K,0603,1/10W,1%R529, R53021-1-001046Chip resistor4.02K,0603,1/10W,1%,RC0603FR-074K02LR16421-1-000088Chip resistor4.7K,0603,1/10W,1%R154, R155, R504, R510, R503, R507, R439, R440, R441, R398, R39921-1-000024Chip resistor10K,0603,1/10W,1%,RC0603FR-0710KLR182, R183, R327, R328, R329, R363, R466, R4104, R4105, R4140,R4150, R500, R511, R4160, R502, R166, R474, R457, R396, R900,R904, R912, R909, R91021-1-000061Chip resistor22K,0603,1/10W,1%,RC0603FR-0720KLR362, R150, R494, R495, R496, R497, R388, R389, R390, R39121-1-000716Chip resistor18K,0603,1/10W,1%,RC0603FR-0718KLR16721-1-000953Chip resistor31.6K,0603,1/10W,1%R46721-1-001594Chip resistor43K,0603,1/10W,1%,RC0603FR-0743KLR16821-1-000090Chip resistor47K,0603,1/10W,1%,RC0603FR-0722KLR170, R356, R357, R358, R359, R360, R361, R442, R455, R906, R908,R913, R91621-1-001243Chip resistor62K,0603,1/10W,1%,RC0603FR-0762KLR52021-1-000027Chip resistor100K,0603,1/10W,1%,RC0603FR-07100KLR443, R444, R459, R499, R475, R437, R43821-1-000043Chip resistor120K,0603,1/8W,1%R106, R18121-1-000697Chip Resistor165K,0603,1/10W,1%,RC0603FR-07115KLR46221-1-000991Chip Resistor332K,0603,1/10W,1%,RC0603FR-07365KLR46021-1-000965Chip Resistor330K,0603,1/10W,1%,R172, R17321-1-000092Chip Resistor470K,0603,1/10W,1%,R13221-1-000800Chip Resistor2.2M,0603,1/10W,1%R108, R109, R110, R111, R537, R53821-1-000002Chip resistor0, 0805, 5%R506,R539, R54621-1-000036Chip Resistor10,1/8W,1%,0805R333, R50521-1-001316Chip Resistor75,1/8W,1%,0805R301, R30221-1-000020Chip Resistor100,1/8W,1%,0805R156, R157, R158, R159, R160, R161, R162, R163, R300, R436,R4133, R4134, R4135, R4136, R4137, R193, R194, R195, R196, R53515Preliminary21-1-000554Chip Resistor1.1K,0805,1/8W,1%,R4102, R410321-1-000148Chip Resistor10K,0603,1/10W,5%,RC0603JR-0710KLR54821-1-000055Chip Resistor2K,0805,1/8W,1%,R47621-1-000108Chip Resistor6.8K,0805,1/8W,1%,R174, R175, R176, R177, R422, R423, R424, R42521-1-000025Chip Resistor10K,0805,1/8W,1%R434, R43521-1-000062Chip Resistor22K,0805,1/8W,1%R481, R376, R377, R378, R379, R484, R48521-1-000822Chip Resistor22.1K,0805,1/8W,1%R45621-1-001211Chip Resistor56.2K,0805,1/8W,1%,RC0805FR-0756K2LR120, R121, R486, R487, R533, R53421-1-001321Chip Resistor78.7K,0805,1/8W,1%R46321-1-000604Chip Resistor124K,0805,1/8W,1%R46121-1-000898Chip Resistor270K,0805,1/8W,1%R116, R11721-1-000811Chip resistor22,1206,1/4W,1%,RC1206FR-0722RLR426, R427, R428, R429, R430, R431, R432, R43321-1-000037Chip Resistor10,1206,1/4W,1%R4100, R410121-1-000501Chip Resistor1K,1206,1/4W,1%R100, R101, R382, R383, R147, R148, R531, R532, R420, R42121-1-001746Chip Resistor1.15K,1206,1/4W,1%,RC1206FR-071K15LR102, R197, R198, R19921-1-001331MMF204FRE820R,820,1/4W,1%R402, R40721-1-001569Chip Resistor3.92K,0805,1/4W,1%,R488, R489, R490, R491, R384, R385, R386, R38721-1-000818Chip Resistor2.21K,1206,1/4W,1%R4125, R4126, R4127, R4128, R4129, R4130,21-1-000763Chip Resistor20K,1206,1/4W,1%,RC1206FR-0720KLR418, R41921-1-001027Chip Resistor3.9K,1206,1/4W,1%R400, R401, R403, R404, R405, R406, R408, R409,R410, R411, R412,R413, R414, R415, R416, R41721-1-001597Chip Resistor25m,2W,1%,PE2512FKM7W0R025LR15321-1-000006Chip Resistor Network100,5%,R0603X4R4138, R413923-1-000362Chip capacitor220pJ,50V,0603,NPOC191, C192, C371, C37223-1-000022Chip capacitor1nJ,50V,0603,NPOC347, C353, C433, C501, C4115, C500, C909, C91123-1-000368Ceramic Chip Capacitor2n2K,50V,0603,X7RC15523-1-000024Chip capacitor10nK,25V,0603,NPOC313, C314, C315, C316, C49523-1-000025Chip capacitor10nK,50V,0603,X7R,CC0603KRX7R9BB103C110, C111, C112, C113, C169, C428, C429, C4133, C194, C537, C53823-1-000051Chip capacitor22nK,50V,0603,X7RC349, C350, C351, C474, C476, C4130, C4134, C4135, C4136, C91023-1-000521Chip capacitor47nK,50V,0603,X7RC46923-1-000034Ceramic Chip Capacitor100nK,50V,0603,X7RC176, C177, C178, C189, C190, C306, C307, C308, C331, C332, C333,C334, C335, C339, C344, C365, C369, C370, C400, C410, C411, C412,C413, C414, C415, C416, C417, C418, C435, C436, C437, C438, C447,C462, C463, C464, C465, C466, C467, C471, C490, C496, C4120,C4121, C4122, C4124, C4129, C4131, C4132, C4137, C4138, C503,C505, C502, C491, C492, C497, C498, C391, C902, C906, C907, C912,C913, C91423-1-000539Ceramic Chip Capacitor470nK,50V,0603,X7RC17123-1-000269Ceramic Chip Capacitor1uF,25V,?0%,0603,X5RC170, C183, C184, C4107, C381, C38223-1-000724Ceramic Chip Capacitor1uK,50V,0805,X7RC411223-1-000038Ceramic Chip Capacitor10uK,10V,0603