Kenwood KDC-4047UA Service Manual

Contents

2KDC-4047UA/4047UG/4047UGY/4047UMKDC-414UA/414UM/MP245U/U3046/U346/U4046BLOCK DIAGRAM25 1BU-DETLINE MUTEACC-DETRESET959BU-DET12MUTER151 23to GND331ROM CORRECTION (NOT USED)11111R31R1181FL+BPS1-1 / PS1-2 / PS1-3ACC-DET / BU-DETPS2-1PHONEREAR/SWFRONTPS1-1 / PS1-2 / PS1-3PS2-1 / PS2-2 P-ANTP-CONSP-OUTPHONEACCB.U.DC CNFRONT L/RREAR L/RP-STBY1528842OEM REMOTEto SYSTEM2(13-SEG, 11-DIGIT)J1,IC42PANEL5V5u-COM (IC1)E-VOLIC2A8VSYSTEM u-COM∗Q703-706PHONEACC-DETQ101Q103BU-DETQ102SW14VQ11,12Q2,3A8VSERVO+BD5VBU5VSW5VPANEL5VRESET ICIC8ILLUMI+BCONNECTORRESETREMOTEFL DISPLAYIC1IC6∗IC2J1ILLUMI+BS1ED1∗J5MUTE∗Q707IC501SERVO+BBU5VQ301BU5VDME1BU5VSW5VS3J1A8VANT.∗IC7SW5VE2PROMSW5VBU5VFRONTJ2PANEL DETIC1BU5VSW5VFL+BIC4FL+BJ3SW5VIC10RDSDECODERTUNER ATOMIC CD MECHA(X32- )ROTARYENCODER DRIVERFLKEYILLUMIRx11/2WKEYMATRIX1/2WRx1CDSERVOICSUPPLYPOWERDC-CN etcMUTEPREICPOWERPRE-OUT-DETSURGEDC-CNAUXBU5VUSB5VBU5VUSB CNJ3USB5VIC51BU3.3VIC53LEVELSHIFT Bolero u-COM(SUB u-COM)252 IC900SWHI-SIDEiPod ICUSB5V∗IC950IC52FL+BBoleroE2PROMIC951(NOT USED)BUIC251,BU5VBU5VELECTRIC UNIT (X34-660x-xx)SWITCH UNIT (X16-675x-xx)DPU1CD PLAYER UNIT (X32-6250-00) BOARDMOTHER(X34- )E FACBTR COILFO COILAPCIC416.934MHzCLOCKIC3LOADING &MOTORDRIVERMOTORSPINDLES2S1SLEDMOTORDM1DM2X1Q1RF AMPSERVOMP3 DECODERWMA DECODER1M bit SRAMPROCESSORAAC DECODER+++++LEVEL SHIFTRESISTORFILTERFILTERD1.5VIC5Q14 REGBU1.5V/OUTPUTD3.3VVREF12EJE-SWLOS-SWLOE-SWMOTORLO/EJA.GNDTR OUTFO OUTDM OUTFM OUTA3.3VLDSIGNAL A/B/C/E/FS.GNDS7.5VFO OUTTR OUTDM OUTFM OUTDRV MUTESOSRAM STBSIBUCKCCEPIO0R15SRAM STBBUCKCCEPIO0SOSIMRST MRSTC43C44RchLch LchRchZDET MUTE L/RD.GNDD GNDBU1.5VD1.5VD3.3VAGNDBU5VP.ONPD