维修技术手册.pdf

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1、维修技术手册复读机BK7872001年8月第一版POWERSWS1P2J10DC6VR51K+C25R19IC2POWERBT11000uF1001.2KQ518n.cVconC26C568050+M1226067R4R36VD4+n.cn.c18k36AV+Vsense470104100uFDC5VMOTOR45DC6V5.6VVoutGNDMotorcon-C52L3++C50Q11uF+47uHD10C514.7uF220uF8050MOTCONIN4148VCC+6VR2133KR49C29R187936KC28103M18K8C30R7510+R17561IN1

2、3RADIORECORD330C711uFR32C27R201.5K114+H122uF103330K15CPU+5V2C68+C12SHWQ4DC6V++R45222MC31C3290145.1KR&PHEAD3.3uF+C21220uF220uFR45220uFQ790145.1K+C66C38++C39J1101112R521uFR44947uF1000uF16151413121110PHONEJACK47KR4324K5.1KMICU5C41R30773847C67+204R422.4K123456781uFD12R16390KC34C35LS1IN4148C24

3、D3561R28C40164ohm/1w+IN41481217102561D9D26.8KIN41481847uFIN4148R8C43MICJACKR14+R342C72222MC481uF5.6KR23RW16C76+10K4.7uF220J3+47050KL4RECCON5R25+1MIC41uF10KC360uH1R4812KC33C47+Q347uF222310uF9014R314.7uF3R70IN10KC49+5.6KOFVANTU1(C)D131D14FM-LCDSW1SW2ResetScan12345678910111213141516IN4148IN4

4、1481C5C61LCD[01:16]2233P82P1C31C21C822VCC5VASP902[01:16]104471104L12221211R60C416.5T;3mm1C5C7100ASP902VCC10323456789221101122330P112C127PAAU2L1(C)40131R1147uH3914161514131211109C10Q1(C)ASP902VCC5.6K392M9018C73815M21042CAPGNDCLIViRFViRFCLP2ViIF3716TUNEASP902C820pR5100K3617U1C63518O12P34193

5、2.786kC9TDA70883320C1020p322110431302928272625242322R7750KTECMUVoAFLOOP+3VOSIFFBCLP2VoIF12345678C14332R6104C114.7K12R391L2ASP902VCCR21C231C9160KR402404.5T;3mm22K18210322C81212C80Q6C15190182.5VD14P2P2BB13311AA2C11181VCC5V2A111C16MotorconC13C1681R55210422032R591501KR6C4647KR37Power-Amplifer

6、10K104R57R5882KRadioRecord82KC84102AEOSGndDigitalDVDDXINMRECDDRDCEU3454443424140393837363534333231TUTPBETCRDCEWEXINWRA0RASTESXOEOSBPS1BPS0QUIMRE46ENDLS30DINDINDIND3A14729DOUTD2A24828A0D1#DCAS24927A1D0A3D5026#DCAS1VSS1A2CHAT25TC8831FCPUMVSS1A4A05224JP1A3ACL#ACLA2A1A512A3VSS1CAS13A44A6VCC-5

7、V5A6WECAS26A554227A8DIRAS8A7A7A4N.CA0DOCPU+5V9A1010A9552111A2A112A8A5N.C13VDDA3145620C59104R29VDD15A4N.C16A9A6LPF17A6A5185719121219A8A720A1A70FILOUTFILOUTA10A95818A8FILIN82K*HEADER10X2A[0..10]5917A9DAOR2460UT16A10ADI12S2S41CAS1CACAS3CAM1M2RSRS2VrefMICINPC1C2MICOUT10