Kenwood NX-300 Service Manual

Also see for NEXEDGE NX-300: Brochure Instruction manual Instruction manual Instruction manual Instruction manual

Contents

NX-300 SCHEMATIC DIAGRAMX57-737 (A/2) 3/4470pCN70110kR7952SC4215-F(Y)450kHzR709R71010kR79847100.1uC723R714C71310uL78007pC70768pC71268pQ7002SC5108(Y)FC7110.1uC710C7090.1u10C7030.1u0.1u 0R703OUTR701C700 C7010.01u560L701560nR571R702330kC70610p 47nL703100pC70447pC708AMDEToUTPUTFMDEToUTPUTC7920.1uOUT INC727R796R7050 0R718 0.1u18kR7202.2kVSSVDDMCP6021-E/OTR7041kIC7001 VoUT25VIN-3VIN+C7170.01u4R71210k0.1u10uC724C719R71747kCF7010.01uC725R7272.2kRSSIR726C729CN70018k0.47uRSSIoUTPUTRFAGCoUTPUTAGCAMPoUTPUTAMAGCINPUTNoISEAMPINPUTNoISEAMPoUTPUTCoMPINPUTCoMPoUTPUTRFINPUT100n121110C72010pC7210.1uC7180.1uC7900.1uINFMIFDECoUPLING2FMIFDECoUPLING1AMIFDECoUPLINGQUADINPUTLIMoUTPUT9FMIFINPUTAMIFINPUT8765TK10931VTL-G1MIXoUTPUTVCCoSC(E)oSC(B)432IC701C7150.01u20AMSW13141516171819 R719270k24GND212223R7300C728 0.1uR721 10kR725 22kC759 0.1uR722 4.7kC760 0.1uR73110kC730R724 100k0.01uR733560kQ701L7041.8u0.01uC733L705R728220C732R794RSSI10kVAGC0.01u 100kR797R735C736100C72247kR79247pTC75W51FUFVSSoUTAIN-AIN+AVDD8IN+BoUTBIN-B567R736100kC7351R7382.7k432IC40447p58.05MHz22pC737VAGC2pC738R737220C7340.01uOUTC7396pR739220C7400.01uINR654C641R605R60847HSC277D600R61010pC6036.8kR60410kC6042SC5636Q60022n0.1uL6002.2kR607C605330R606C689470pC6077pR60904.7k HSC277D601C622D604HZU2ALL470pR62927kC6260.1uR6332SC5383-T111Q604R652270kC636470p 150kQ605SSM3K15TE(F)R64110kR653270k0.39D605HZU5CLLC6316.8u10100R642+R635560R648150kR649R647R6450.390.3947pC640270kR651270k10pC637TH600100kR657R656DTC144EEQ607C651470p100kR66147k2SK1824-A0 56kR660Q608C653TA75W01FUF234IN1-VEEIN1+1IC600oUT110k765oUT-BIN2+IN2-8VCCR655R6581.8k470p470kR659Q610EMD5R6640CN600470p470p50TTHP50C19.2M/DSW/APCSW50R50IF+B33CIF_DET50T+B1st LO50RRXBUFFER AMP LOCAL SWITCHAPC SWITCHAPCSWITCHAPC SWITCHAPC SWITCHCONTROLAUTO POWERAPC SWITCHBUFFER AMP2nd LOCALFM ICBUFFER(RSSI/VAGC)OP AMPIF AMPAPC PROTECTSWITCHLOCALD600APCSWITCH2SC5636Q6012SK3077FRF AMPQ6026.8nL6054.7kR612470pC610180R616470pC6110.1uC69022R618470pC612330R617 7pC6137pC671470pC615470pC614120R626100R6220R62715pC6210R6280R620470pC67015pC623470pC61847kR62410kR6230.1uC691L60218nL61515nL60315nL604-tC617470p0.1uC619HSC119D608C672470p470R669150C 150CRF AMP TXTXXF700CF700450kHzT : 5mVR : 4.849VT : -0.8VR : 2.66VR : 0.731VT : 3.6mVT : 5mVR : 4.694VR : 0.697VT : 3.6mVT : 85mVR : 2.03VR : 1.81VT : -100mVT : 140mVR : 0.65VT : 128mVR : 63mVT : 11.2mVR : 3.274VR : 61mVT : 110mVR : 3.294VT : 40mVT : 3.71VR : 13mVR : 7.11VT : 1.52VT : 3.92VR : 18mVR : 1.59VT : 1.52VR : 1.81VT : 1.89VR : 4.75VT : 4.8VT : 1.36VR : 1.48VT : 2.37VR : 2.5mV T : 0.64VR : 5mVL : 4.64VH : 4.65VL : 0.42VH : 0.62V4 43BI BJ BK BL BMTX-RX UNIT (X57-7370-10) (A/2)