Kenwood KR-V8090 Service Manual

Also see for KR-1060VR: Service manual

1060VR/1070VR/KR-V8090/KR-V9090Indicator tube(11-MT-110GK)Indicator tube driver(uPD16311GC-AB6)RDSSignal levelRDS clockRDS dataKey matrixPLL IC(LC72131)Selector analogswitch control IC(NJU7311/7312/7313)Electron volume IC(TC9412P/9413P)Electron tonecontrol IC(TC9184P)Video selector IC(SN761200N)DSP(56004)Selector encoder ASelector encoder BVolume encoder AVolume encoder BCH SPACERemote controllerreceptionSL16 / XS8Serial BUSYSerial DATASDSTEREORESETCEPROTECTLOUDNESSMUTE-20dB ATTRELAY POWERRELAY ARELAY BRELAY CSRELAY TR(X08) IC28u-COMCXP82840-120Q(K,P,M)CXP82852-107Q(E,T,Q)MUTE LEDSTANDBY LED(X08) IC40(X14) ED1(X14)(X05) IC2(X08) IC2,12 (X09) IC3,4(X08) IC5,7,9(X08) IC13(X08) IC1(X08) IC26(X14) IC1 11 1649CIRCUIT DESCRIPTION1. Microprocessor CXP82840-120Q/CXP82852-107Q(X08-, IC28)1-1 Microprocessor periphery block diagramNo. Name I / O Description1 NC O2 NC O3 NC – Connects to VDD4 RDS CLK I RDS clock signal input5 RDS DATA I RDS data signal input6 VOL ENC A I Volume encoder A input7 VOL ENC B I Volume encoder B input8 REMOCON I Remote controller data input9 CH SPACE I Tuner description switching input10 NC –11 NC –12 SEL ENC A I Selector encoder A input13 SEL ENC B I Selector encoder B input14 PLL DO I PLL IF counting value input15 PLL CE O LC72131 (PLL) strobe signal output16 PLL CLK O LC72131 (PLL) clock signal output17 PLL DATA O LC72131 (PLL) data signal output1-2 Terminal explanation7www . xiaoyu163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299