Technics-STHD515-tun-sch(1) 维修电路原理图.pdf
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1、SCHEMATIC DIAGRAM-1A123456ACaAAM ANTAM OSC123456Z1011234567891020191817161514131211X INCEDICLDOAMLWSDCSTRQFMIF INMONOAM INFM INVDDPDA INA OUTVssX OUTZ120 FM FRONT END (RAL0035)R1101KC1070.047R112100KC1088.2PC1361000PABCDR111390R12882R12927KC124100PC1120.01R115560R1161KC11125V4.7D101MA4051MTAR11310KC
2、13327PC13427PX103(7.2MHz)R11768KC1306.3V100C1321000PC1131000PR13210KR1331KR1383.3KR13010KR1371KR1361KR1351KR134470ABCDC12516V22R1145.6KC1100.01ABCDEFIC102LC72131MDTLMPLL FREQUENCYSYNTHESIZERAM ANTEXTLOOPFM ANT(75)JK101TUNER CIRCUITR103100C1010.01C10216V10023456782SC2996BUFFER AMP2SC2996BUFFER AMP2SK
3、360FM OSC2SK238RF AMP122P15P1P18P8P100K0.0222.7K47P3P33K100K8P8P10K10K2233K33K100K8P0.0221003307P4P22P1P4P220P1.5M10K2200.0220.0221502P18P1.2K33P470K16V10015P3302SC2620FM MIXERL1030.47H0.47H1HL1020.68HL1010.68HNOTE:The number which noted at the connectors on the schematic diagram asSCHEMATIC DIAGRAM
4、-1 or SCHEMATIC DIAGRAM-2indicates the schematic diagram serial number located on the left corner in the schematic diagram.FM/AMF=7.2MHz2.1VP-PFM/AMF=7.2MHz1.9VP-P(3.8V)0V(0V)(2.5V)(0V)(14.8V)(4.2V)(0V):POSITIVE VOLTAGE LINE:FM SIGNAL LINE:FM OSC SIGNAL LINE:AM SIGNAL LINE:AM OSC SIGNAL LINEF522kHz1
5、629kHz1.3V7.1VVF87.5MHz108MHz8.1VV1.6V AM FM 2.6V2.9V0.9V0.9V5.2V2.5V0V4.1V2.6V0V0V0V1.2V3.7V3.7V0V0VRadioFans.CN 收音机爱 好者资料库SCHEMATIC DIAGRAM-2132CN102BCB242322212019181716151413123456789101112FM IF INAM MIX OUTREGAM IF INGNDSDSTFM DETVccSTRQFM/AMMONOOSC OUTOSCAFCAM RF INAGCAM OUTDET OUTPILOT INMPX
6、INPILOT OUTRchLchZ1021234612310K10KB ADFC ER127470C12250V1R1222.7KC12150V0.47C12350V1R13168C1490.1C1471000PR125470R1261.5KC1480.01R124270X102ABC1060.01C1260.047C12716V22C1296.3V100R11910KC1170.018C14150V1R1411KR145100KC1434700PBAC1444700PR146100KR1421KC14250V1C1180.018C1374700PC131100PR12368KC1380.0
7、1C12016V10R12122KC1394700PR1024.7KC119390PC1160.033R14322KC11525V4.7R12047KC1091000PC11450V3.3R1183.3KADBCR10410KC1030.01R109330C1041000PR105470CF201R106470K132CF202IC101LA1833MN-TLMFM/AM IF AMP,DET/AM OSC,MIX/FM MPXQ106UN4111TAPOWER SUPPLY(FM:ON)CN101B1234567+B(2)SDSTEYEVT+B(1)T.GNDABCLDODILch OUTC
8、ERch OUTBADA1234567DETNCToCONNECTOR CIRCUIT (CN101A)on SCHEMATIC DIAGURAM-4GToCONNECTOR CIRCUIT (CN102A)on SCHEMATIC DIAGURAM-4GR1404.7KQ1102SC3311ARSTASWITCHINGR1393.3KQ1022SC2787LTAFM IF AMPQ1012SC2787LTAFM IF AMPR108470KC1051000PR107330FM0.12VP-P(0V)0.7V(0V)3.3V(0V)14.7V0V(14.8V)14.8V(4.2V)3.7V2.
9、2V2.2V1.7V2.1V2.1V2.1V1.9V1.9V(5.7V)5.2V(2.1V)0V(0.3V)3.2V2.1V5.2V(5.7V)2.1V2.1V0V0V0V(4.7V)3.4V(4.1V)5.2V(5.7V)3.7V(1.1V)3.9V(3.5V)14.8V7.3VFMLINE+B:POSITIVE VOLTAGE LINE:FM SIGNAL LINE:AM SIGNAL LINE:AM OSC SIGNAL LINE7.3V1.6V3V(1.9V)(1V)(0V)0.7V(0V)3.3VRadioFans.CN 收音机爱 好者资料库BMFL701 (RSL0271-F)AG
10、 AXB C D E F G HIJKLN O P Q R S T U V WB C D E FARB C D E F G HIJKL M N O P QIC701M30218MAA108FL DRIVE / SYSTEM CONTROLAPXB C D E F G HIJKL M N OWVUTSRQAC DBNEMLKJIHGFA BDCLKIJADGFECBCABQ7022SD1819ATXFL DRIVEMGFHIJKL47K10KHAG F E D C BZ701RCDGP1U28XD(REMOTE SENSOR)123132X701(10MHz)R782100K1234567891
11、0R781100K12345678910C78250V1C7120.1C71350V10R734100KR733100C78150V1R72115KR727330R726330R725100R7241KR7521KR7531KR7541KR7551KR7561KR7571KR758100R759100R704100R7051KR7071KR7131KR7231KR7221KR7201KR7191KR718330R717330R716330R7151KR71210KR7141KQ701UN5214TXRESETD701D701MA111TXC705 0.1R703100KD705MA111TXR
12、708820KC70916V10C7010.1R7011KC7101000PR75110KC7076.3V1000C791 0.01C792 6.3V100C7060.1R7111KC7110.1L701C7150.1C7170.01C7180.01C7190.01C7160.1R738100R7361KR7351KR74310KR74410KR74510KR75010KR74610KR74710KR74810KR74910KR7421KR7411KR7401KR7391KR7371KFL DISPLAY6810 11 12 13 14 15 16 17 18 19 20 21 22 23 2
13、4 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 596264C704 50V2.2OPQRSCHEMATIC DIAGRAM-3FL CIRCUITD711MA111TXD713MA111TXR7291KR7101KC70320PC70218PX702(32.7kHz)R70210K515253545556575859606162636465666768697071727374757677787980123456789 10 11 12
14、 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30314132423343344435453646374738483949405081828384858687888990919293949596979899100P67/FLD7P66/FLD6P65/FLD5P64/FLD4P63/FLD3P62/FLD2P61/FLD1P60/FLD0VEEP107/AN7P106/AN6P105/AN5P104/AN4P103/AN3P102/AN2P101/AN1AVSSP100/AN0AVCCVREFP51/FLD9P52/FLD10P53/F
15、LD11P54/FLD12P55/FLD13P56/FLD14P57/FLD15P00/FLD16P01/FLD17P02/FLD18P03/FLD19P04/FLD20P05/FLD21P06/FLD22P07/FLD23P10/FLD24P11/FLD25P12/FLD26P13/FLD27P14/FLD28P15/FLD29P16/FLD30P17/FLD31P20/FLD32P21/FLD33P22/FLD34P23/FLD35VSSVCCP25/FLD37P26/FLD38P27/FLD39P30/FLD40P31/FLD41P32/FLD42P33/FLD43P34/FLD44P3
16、5/FLD45P36/FLD46P37/FLD47P40/FLD48P41/FLD49P42/FLD50P43/FLD51P44/TXD0P45/RXD0P46/CXL0P97/CLKOUTP96/DA1/SCLK22P95/SCLK21P94/SOUT2P93/SIN2P92/SSTB2P91/SBUSY2P90/SRDY2CNVSSP87/XCINP86/XCOUT/RESETVSSXOUTXINVCCP85/INT5P84/INT4P83/INT3P82/INT2P81/INT1P80/INT0P77/TA4IN/TA2OUT/CLKS1P76/TA3IN/TA1OUT/CLK1P75/
17、TA2IN/TA0OUT/RXD1P74/TA1IN/YA4OUT/TXD1P73/TA0IN/TA3OUTP72/TB2INP71/TB1INP70/TB0INP50/FLD8P47/CST0RST0P24/FLD36-22.2V4.9V-22.2V-16.7V-20.3V-22.3V-14.7V-9.2V-20.3V-18.5V-20.2V-14.8V-13V-9.4V-5.6V-9.4V-15V0V0.3V0V0.6V0V0V-11.2V-16.6V-13.1V-9.5V-11.3V-9.3V-15V-24V-18.5V-18.5V-9.4V-13.2V4.7V-22.2V0V-18.7
18、V-20.4V-7.7V-11.2V-5.9V-5.9V-5.9V-5.9V-22.3V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-22.2V-24.6V4.9V4.9V4.9V4.9V4.9V4.8V0V0V0V0V1.1V4.7V0V0V0V0V0V4.7V4.7V4.7V4.7V4.7V4.6V4.6V4.6V4.1V4.5V0V4.2V1.4V3.5V2.4V2.2V3.8V0V4.8V4.8V0V2.4V0V0V4.7V4.8V4.9V4.7V-24.6V: POSITI
19、VE VOLTAGE LINE: NEGATIVE VOLTAGE LINE2V2V-24V4VT7.2ms.0VT7.2ms.-24V4V0V5V0VT36ms.F=10MHz1.4VP-P0V5VT27ms.0V5VT27ms.0V5VT27ms.OUTINEXTCCABA C BABCECABDD CABGDAMIHJKLCBEFCN701B1234567891011121314151621222320171819LEAFGHCN702BDCBIJK1234567891011121314CN101ACN102AT.GND+B(1)VTSTEYESD+B(2 )12345671234567
20、12345671234567CN104BCN103BRch INCELch INDIDOCLCN105B1234567JK201LchRchJK201LchRchCN603W603A123123CN604W604A123123CN703BCN703A1234512345VR601(TUNE/JOG)1234S603(BAND)S604(SET)S605(CLOCK/TIMER)S601(SPOT)OFFONCS602(TUNE MODE)PRESETMANUCR6021KR603820R6011.2KQ791UN5214TXLED DRIVEQ7922SB709ASTXLED DRIVE47K
21、10KR9971MC9970.1D601HLMBB01JLC02(LIGHT)R9981MC9980.1D602HLMBB01JLC02(LIGHT)R79110KD791UDZ2R0BTE-17R79268L702L703L704L707L706R7601KD7061SS380TE-17L705R7061KC7080.01D7041SS380TE-17D7031SS380TE-17R7281KC2091000PR2061KR2051KR2021KR2011KC203100PC201100PC204100PC202100PC206100PC205100PR208100KR207100KR204
22、100KR203100KFDEGDETNCR7091KSCHEMATIC DIAGRAM-4OPERATION CIRCUITR73010KIN/OUT TERMINALCIRCUITLED(L) CIRCUITLED(R) CIRCUITCONNECTORCIRCUITToTUNERCIRCUIT (CN102B)on SCHEMATICDIAGRAM-2AKEEPING TO THE RULE OF UNIT SUPPLY,WE DO NOT SUPPLY SINGLE PARTS.C4710.047C4720.047ToTUNERCIRCUIT (CN101B)on SCHEMATICD
23、IAGRAM-2A7.3V14.8V4.9V15.6V0V0V15.6V0V16.1V: POSITIVE VOLTAGE LINE: NEGATIVE VOLTAGE LINE: FM SIGNAL LINE: AM SIGNAL LINEHAJDACN104AIC302M62433AFPDIGITAL SOUNDCONTROLLERCN701A1234567BALMKCN702ACBDEFGHIFP Q JEQ4032SC3940AQSTAREGULATORCN103A1234567Q4072SC3311ATAPOWER SUPPLYTP30610K4.7KQ543DTC143XSTPIN
24、TERFACEBDCAQ5422SC3311ATAINTERFACEQ5412SC3311ATAINTERFACEBSA BDRNOCZGIH123456789 10 11 12 13 14TP1CTP307aWUYdTebXVFEACBDBADC1234567FBAER33822KR34010KR336100KR33910KR335100KR3343.3KR33722KR3333.3KR34410KR34310KR3421KR3411KR492150R491150C492100PC491100PD491MA4043MTAC49335V47R54710KR4061KC41116V100R405
25、1/4W10R548330C4100.047R407220D403MA4082LTAC4150.047R4081KC41325V100D492MA4051MTAR5424.7KR5434.7KR54910KR54147KR54510KR54422KR54610KR55010KD542D541D541,542MA165TAC54150V3.3C3470.033C3430.1C3450.12C3390.056C3410.056C3350.01C3370.01C3333300PC3490.033C331330PC32916V10C327330PC32516V10R3294.7KC3231000PC3
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