Kenwood NXR-800 Service Manual

Also see for NEXEDGE NXR-800: Brochure Instruction manual Instruction manual Instruction manual Instruction manual

Contents

120NXR-800 SCHEMATIC DIAGRAMX56-312 (A/3) 1/67654321A B C D E-t-tC382220pR3581MCN117R3712.2LDTL312330nC3200.01uR308 1kC3230.01uC135470pC384180pR8780L31410uSSM3K15TE(F)Q302440_CER1010C3440.01uCN107R3132.2VCO_MODC327180pC321470pCN109R1700C187100uC112 0.1uCN304C102 1uR304470C3260.01uL310330nC245 47pD301B30-2230-05CN113C3530.01uCN102L308390nCN111C116470pIC307NJU6368PF11FoUT 2VDD 3XT4 CoNT5 XT6 VSSR17247R161100kR182100R18447C3170.1uC34247u10R309 1kC8850.1uSDo1R879100kR340100CN110R3140C3781uTH1023kL30210uR168 1kSCLK1R1230R32610L311390nCN119D_PC2SK508NV(K52)Q103R1251MIC303ADF4001BRUZ1RSET2CP3CPGND4AGND5RFINB6RFINA7AVDD8REFIN9DGND10CE11CLK12DATA13LE14MUXoUT15DVDD16VPC36610pC3120.01uC192470pL12210uC180 0.1uR19010kC3470.01uR3533.3kL1111uC1470.5p(B)R13347R3688.2kL2101.5uCVT-MODR336330kCN105C110 470pL2111.8uC3370.01uC34910pR1780R319100kR1880C30610uR305100kC376470pL3131uCN108R331470C242 33pR334100kC24182pC248 150pD1011SV283FC8500.01uL307390nC35218pR129100C198470pQ1R3381MC33847u10C3630.01uC176470pC3810.01uTH1013kR32047 2SC4617(R)Q307C115 470pCVTR15810kC365470pL12110uR160100kD1121SV278FCN118R3701.8kR3184.7kC104 470pC1380.5p(B)CN1042SC4617(R)Q304CN303C3640.01u132_CER18510kR180100L305330nR339100kR87310kC3400.01uR3790C109 0.1uC179 0.1uVCO_MODC3140.01uR877100kX301L77-1981-05VCGNDoUTVDDR367100kR33522kSSM3K15TE(F)Q101C244 470pD1021SV283FL1082T2SC4617(R)Q305C30518pR311100kR1241MC108 470pIC306LMC7101BIM51 OUTPUT2 V+3 INPUT+ 4INPUT-5V-CN103C35547pC383330pC1898p(B)C105 470pC1367p(B)R1760L3061uR173 1kR159100kR181100kC3430.01uD1081SV283FR33727k2SA1832FQ109R164100k C3600.01uC3690.01uC3790.01uL30410uR18610kC3560.01uC243 470pR363470R34247C357180pD1061SV278FR360100kC1770.1uC3250.01uL1101uIC302NJU6368PF11FoUT2VDD3XT 4CoNT5XT6VSSC3460.01uIC102LMC7101BIM51OUTPUT2V+3INPUT+4 INPUT-5 V-L12310uR1741kC188470pC114 0.1uR3740C3030.01uC1200.01uC31010uR132180C332330pR8810C3450.1uC126470pR310100kC1392p(B)R3690R35212kC35910pC103470pC362470pL12410u2SC4116(BL)FQ108R3430C3340.01uC113 470pCN116R341220R306 1kC196470pC246 470pCN121C33310u16C3700.01uL1282TCN101R166 1kR187 0C3150.01uCN112CN115CN302C111 0.1uR179220kC3670.01uCN106C354330pC19410p(C)R35610C348220pSSM3K15TE(F)Q301C14510p(C)L1091uR3030C3410.1uC31847u25L3091uCN120R3246.8kR870100R38047R332470C117470pC33047pC339220p2SA1832FQ303R167 1kC350 10pC3610.1uC122470p2SK508NV(K52)Q102C140470pR18910kR131100C35110u16C37347pC304330pL3031uC197470pR364100kR307 1kR165 1k132_ENR3253.3kIC305NJM2732V1 AoUTPUT2 A-INPUT3 A+INPUT4 GND 5B+INPUT6B-INPUT7BoUTPUT8V+CN114R19110kC3750.01uL301390nIC101LMX2352TMX/NP1oUT02VCCRF3VPRF4CPoRF5GND16FINRF7FINRF8GND29oSCX10oSCIN11Fo/LD12RF_EN13IF_EN14CLoCK15DATA16LE17GND318FINIF19FINIF20GND421CPoIF22VPoIF23VCCIF24oUT1440_ENR17147C88627pC247 470pR3330SSM3K15TE(F)Q110C37218pCN810C1780.1uC106 0.01uC240220pR355220R36210C1429p(B)C309330pC3190.1uSDo1C181470pC3240.01uC33618pR1180C1950.5p(B)D1071SV283FC107 0.01uSCLK1R11982C12433u16C1010.47u25R120150C1230.22u35L1051uL1061uC1337pC1349p(B)C1329p(B)L1251uL1261uC1828pC18310p(D)C18610p(D)C1939p(B)C1900.5p(B)C1912p(B)L1301uL1291uL1311uR183180C8901u5V #2MODULATIONCONTROLLPF7FREQUENCYCONTROLBUFFER AMPMODULATIONCONTROLD107,108RF AMPRF VCORF PLLOP-AMPDC SWDC SWA-9OP-AMPOUTPUTINDICATORRF AMPSUMMING-AMPDC SWRF AMPMB_CV119.2MHz -->DC SWLPF2OSC-3E100F10-3081-04TX UNIT(X56-3120-10)(A/3)A-10MB_CV2MBLPF5LDTCVBUFFER AMP5V #25V #2DC SW5V #2RF VCO<--19.2MHz<--19.2MHzD101,1028V #2LPF819.2MHz MOD PLLA-11<--19.2MHzPLL5V #29Vʼ19.2MHz--->DC SW<-- 450-480MHz9Vʼ5V #2<-- 4.5MHzLPF69Vʼ450-465MHz -->DC SWFREQUENCYCONTROL5V #2465-480MHz-->VCO-AVCO-B2SC4116(BL)FQ107DC SWSSM3K15TE(F)Q702DC SW5V0V3.98V5V1.18V7.69V1.3VVCO_A:457.5M 2.49V 3.08VVCO_B:472.5M 2.54V 3.03V7.9V7.86V5VVCO_A:1.62VVCO_B:1.14V5V2.52V5V4.64V1.68V0V5VVCO_A:1.14VVCO_B:1.62V5V5V5V2.51V7.9V5V1.63V