Kenwood KDC-M7024 Service Manual

Also see for KDC-M7024: Instruction manual

Contents

KDC-M7024/MP82221JIHGF1234567X32-5410-00 (2/2)3.3V0V0V0V0V3.3V3.3V3.3V1.5V3.3V0V3.3V0V3.3V0V3.3V3.3V0V0V3.3V0V0V3.3V0V3.3V0V0V0V0V0V3.3V0V3.3V3.3V0V3.3V0V0V1.65V1.65V1.65V3.3V0V3.3V0V3.3V0V0V3.3V0V3.3V0V3.3V0V5.0V5.0V5.0V0V0V0V0VC8IC13(X93- )IC11OPTICALPICKUPDPU1VELFTV-5V)UPD63760GJIC11IC13 IS41LV16257::IC4IC8IC7IC6IC2IC1Q4BA5824FP:TC74HCT7007AF:703033BYGC-J02L88MS33T::D1NJM4580VTAR5S33::Q1Q2,3SIGNAL LINEGND LINEB LINEMCH6101:DAP202U:DTA143XUADTC124EUA::CD SIGNAL PROCESSOR/MP3 DECODERRF AMP/(AUTO POWERCONTROL)Q4APCCN2DTA143EUA:Q5DRAMBUFFER)(DATAY3 A4+3.3V899065646691A2Y2A3A1Y1312465BU5V1110141312VCCA6Y69A5Y5 272635A4942122GND7+3.3VGND17072959697982324252826278384816982 322930313334UCASA7A6A5OEA8NC30I/O8LCASI/O10I/O11I/O9858687883836374039I/O12I/O13GND2GND3I/O14I/O15C830.1693A3Y4 8VCC3 2019D3.3V28C840.1+10u10C85WEA0A1A2RASNC15161817131514NC12NC11I/O7I/O5I/O4I/O6 910121178719091926880+3.3V787779VCC2I/O3I/O2VCC1I/O1I/O0345127675747331 78PLCK+3.3VC480.1C530.1+3.3VC610.1XTAL2XTAL1XVDD1XGND2XGND1XTAL2XTAL1C424.747K16.934MHzX140373938R53434241A3.3V0.1C35343635+C4133320.1DAVDD2LOUTDAGND2L+L-REGCLRCKOUTSCKOUTXVDD2WFCK/MIRRRFCK/HOLDTEST4TESTENC16MRFOKTESTXLRCKINSCKINDOUTDGNDCP5100K DIN4645445150494847CP7100KCP13100K545352605958575655VDD1+B+3.3VGND1C2D3C2D2CAS0C1D2LOCK66656468100CP22716970666564636261C1D1C2D17170696867RASWECAS172 72R72100 OE7473RDB0RDB17374CP217576RDB2RDB3 10077RDB4RDB575767778+3.3V6800PC743300PC752200PC676PC682PC63C57R63 3KR62 3K114AD3AD3IFMODEC34C3622u6.330290.1282710KR75A3.3V25262324DAGND1R-R+ROUTDAVDD1XTALEN2XTALEN1DVDD1810KR49 100K202221READWRITE 19.3VAD0ASTB1617AD1AD2 131514INTQWAITREADWRITEAD0ASTBCSAD1AD21352710AD5AD4 1211AD8AD6AD7 98AD12AD10AD11AD95643AD5AD4AB8AD6AD7AB11AB9AB10RSTAB12R521C451KR501000P4.7IOP2 R46+C4710u10TEOTE2TECAGND3LDREGOPDPNAVDD3RGND143144LD140141142100K138139136137125TE-AVDD2REFOUTREFCFEO133134FE-131132R59160K128E 129130BDF126127RF2-RF-AGCORFIRF0AGCIEQ2EQ1AGND26.8K119122AC123124120121R671181171161150.1C6586RDB13RDB1082RDB97980RDB6RDB781RDB8CP20 100798081828384RDB1185RDB12CP19 100838485RDB14RDB159088868789GND2RA0CP18 100878890RA39192RA1RA29394RA4100CP1793929194R71100+3.3VAGNDFD99RA79596RA5RA69798RA8RA9 CP1610097959698TEST1100101VDD2TEST0102103104TEST2TEST3+3.3VAGND1C3TASYEFMATESTAVDD111311211133K10KR70110109107105106TDSD108MD4.7KCP15CP23 C82 1500P10KC81 1500PC770.1+3.3VL5+3.3VC5547PIOP1C50+3.3VR5510K 0.1TEC521500PR574.7KC59FEC5682P0.10.1+3.3VVREFFAGCORF+3.3VEC70R69 0.01C760.1+3.3V4.7C78C79 1500PC80 1500P106108107+3.3V16 TRK+14A3.3VC874.71051417FCS-TRK-161515F11FCS+GND1312AB109R73240 PD6CE87VRLD54VCC1VCGND32100KR47S4NOYESX32-5410-00X32-5410-01CAUTION : For continued safety, replace safety critical components only withmanufacturer's recommended parts (refer to parts list).Indicates safety critical components. To reduce the risk of electric shock,leakage-current or resistance measurements shall be carried out (exposed partsare acceptably insulated from the supply circuit) before the appliance is returnedto the customer.• DC voltages are as measured with a high impedance voltmeter. Values may varyslightly due to variations between individual instruments or/and units.