Kenwood KDC-W4031 Service Manual

Also see for KDC-W4031: Service manual Instruction manual

Contents

2KDC-W4031/W4031Y/W409/W409YKDC-W431GY/W4531/W4531Y/WF431ABLOCK DIAGRAMMECHACD or MDCHANGERJ2E-VOLIC10&AM AGCQ501FM AGCL506J4TUNERIC11E2PROMSYSTEM u-COMIC1IC7RDSDECODERRST ICIC8PRE MUTEQ351,352IC4POWER ICMUTE LOGICIC6SURGE DETBU DETACC DETQ51Q52Q53J1PAN5VQ151Q72,73SERVOVFD REGIC15POWER SUPPLY ICIC3ED1VFDwithVFD DRIVERIC1REMOTEIC3VOLS11 KEY MATRIXDSIQ155..............J6SERVOA8VBU5VAUDIO OUTAM+BANTMPX OUTMPX IN800mV1200mVAUDIO OUTBU5VA8VBACK-UPSP OUTBACK-UPACCTEL MUTEP-ANTP-CONPAN5SERVOP-ANTSW5VAM+BA8VBU5VP-CONSW5VAM+BAUDIO+BVCCILLUMIBU5VILLUMIPAN5V BU5VPRE OUTKEY:CHANGERCD/MD RECEIVERFM (E Type)FM (J/K Type)AM (J/K Type)AM (E Type)::::: 1800mV1372mV600mV855mV3600mV3600mVELECTRIC UNIT (X34-)SWITCH UNIT (X16-)S7VA8VBU5VD5VA3.3VSW3.3VBU3.3VBU2.5VCD PLAYER UNIT (X32-5500-00)IC1MECHANISMCONTROLQ8APCQ9,10SWIC44ch BTLDRIVERMMDM1DM2SPINDLEMOTORLOADINGMOTOR& SLEDS1S2IC9DAC 3.3VAVRQ3,5,6S3LEVEL SHIFTQ7Q1,4LEVELSHIFTMICROPROCESSORAVRBU 3.3VIC6DAC 3.3VAVRIC7SW 3.3VAVRIC5LEVELSHIFTIC3MP3/WMADECODERIC2PROCESSORRF AMP/SERVOCD SIGNALBUFFERIC8FO COILTR COIL(OPTICAL PICKUP)ACFBEDPU1LDPDCN2CN115141312DGNDDATACLKMUTERMUTELMSTOPMRST10LOS20191817161A8VLAGNDDOUTRMOTORLO/EJ54329876SGNDS7V12EJELOE/LIMX216.00MHz16.898MHzX1OPEND5DGNDD524232221BU5338124444VREFSLDTRKFCSSPD5 16PON