Kenwood KDC-MP925 Service Manual

Also see for KDC-MP925: Instruction manual Instruction manual

Contents

KDC-MP925/W802730BCBBBAAZAY1234567X32-5540-00 (2/2)CAUTION : For contin-ued safety, replacesafety critical compo-n e n t s o n l y w i t hmanufacturer’s recom-mended parts (refer toparts list).Indicates safety criti-cal components. To re-duce the risk of electricshock, leakage-currentor resistance measure-ments shall be carriedout (exposed parts areacceptably insulatedfrom the supply circuit)before the appliance isreturned to the cus-tomer.• DC voltages are asmeasured with a highimpedance voltmeter.V a l u e s m a y v a r yslightly due to varia-tions between indi-vidual instruments or/and units.47K10K10K47K3.3V3.3/0V0/3.3V3.3V3.3V0/3.3V0V0V3.3/0V 3.3/0V0V3.3/0V3.3V0V3.3/0V3.3V3.3/1.65/0V0V3.0/0.3V1.65V3.3V1.0Vp-p1.7Vp-p1.7Vp-p1.65V1.0Vp-p0V1.0V0.3Vp-p1.65V3.3V1.65V0V3.3V0V3.3V(DA) 3.3V(MP3) 0/3.3V3.3/0V(MP3)(DA) 3.3V3.3V0V0V3.3/0V0/3.3V3.3/0V(DA) 3.3V(MP3) 0/3.3V3.3V2.5V0V0V(DA) 0V(MP3) 0/3.3V0V 0V2.5V0V1.35V2.5V0V0V3.5/0V1.0/0V1.65V0V3.3V7.5V4.0V4.0V7.5V0V1.65V7.5V3.3V0V3.3V0/3.3V0/3.3V1.65V0VIC3IC2IC4DPU1(X92- )OPTICALPICKUPIC8M M:IC3 TC94A20F-010Q10Q9D2D3:: DAN202UFDA204UFQ8Q1,4Q6Q7Q3,5Q9,10IC6IC5IC4IC9IC8IC7DTC124EUAFDTC114YUAF: 2SK3018F::::UMD12N2SB0970UMD9N:XC6219B332MRNJM2880U133XC6219B252MRTAR5S33-F::: BA5824FP-F::TC7SH08FU:CN2IC1IC291CW12AFG-4VF6UPD63712GC::RF AMP/SERVOPROCESSORCD SIGNAL4ch BTL DRIVERMP3/WMADECODERGND LINESIGNAL LINEB LINESWDM1 DM2SPINDLEMOTOR MOTORLOADING & SLEDSELECTOR(SERIAL DATA)(X92- )(X92- )ASY100KCP12STANBYLRCKIB1D1D1D2D2PO1VSS1RO1 PO0TESTPTXOVSSRVRARLO1VDALVDARVRALVSSLVDD116K 29VDDT241R65C440.1363433 PO2PO33538374039PO5PO4REQPO6VSS2CP13100KC330.1100KFI14442IRQVDDM43 FI046454847 PI0VSSMVSS3PI1 4950PI2PI3C371000P10LRCKIASDI1SDI0BCKIALRCKOBCKIB 151614121311MILPMICKMIDIOMICSMIMDSDOBCKOVDDT1MIACK 6897R2310K453259C410.33TSTIN515253PI4VDD2PI5100KCP145655545758VSSPFI2PDOVCOIVDDP330CP15100KR48R493300.1C43RESET6160626364XIVDDXCKIOXOVSSX1M100KR47R461 100R4258C420.1R6118KR5852R594.7K 13KSPD-C522.2SPD+SLD+SLD-8 23 13KSLD+13 SPD+F+F- 1415 FO+FO-TR+TR- 1716SPD-VCC1MUTEGND1112 131210920SLD-VCC2 1918CNTGND 212218T+T-1922100R50C56R62 R60 C58SPIN-GNDSPIN1500PC6376SLINLO/EJ 2425SLIN- 26SPIN+FDIN-FDIN330PC574532SLIN+ 27TDINTDIN-284700P244.3KR63 12KR5612K R57330P13K5654R5510KLRCKDINDOUTLRCKINSCKINSCKOFLAGDVDD3LIMITXTALENDGND2TXEMPHPLCKSHOCKDLOCKWFCK/MIRRPFCK/HOLDC16MDGND3FZDLZMTZDRZMDVDD239C270.1206171816C290.1282726FZD32LOCK3029TZD31R391.5K3334HOLDMIRR373836351000PC72CP162.2K5R5247FLAG424041464544430.1C390.1C5048495056SD+TD+FD+DVDD4TD- 5554FD-515253MD+MD- 59SD- 575864TEST2TEST3TEST4TESTENDGND463626061EFMTEST0TEST1ADGND 67686665C621500PC611500PBIAS1 VCC 30R5312K52545610KCP1058C601500P4.7KCP11C591500PC550.01R5433K113300P898893919290979695949998TE2TEOAGND2TECPWMSWFEOTE-ADCINVREFINAVDD2FE-REFCREFOUTC3456P270KR40TEC301500PVrefFE47PC31R701K1C53C350.1R4339K7876778379828187858684AECBDFR5173EQ1EQ2ADVDDC493.9K72RFI 716970RF2-RFOAGCIC3TAGND1ATESTAGCOC484P75RF- 7487E3KR446800PC38R4586F3KRF6800PC460.1C47FCS+FCS-TRK-TRK+8 E86ARFC540.01C180.114T+F-T-161587BFAGNDF+119131012PDCVRLDGND57643R64240VCVCC2113121918Q9,1033PC51800.1C32ATESTL11312100KR33100KR32100KR31231 BYGNDA 4VCC 5CP9100C450.1C360.1R664.7KX32-5500-01X32-5540-01X32-5500-00X32-5540-00UNIT No. S4NOYES