Kenwood TK-8302 Service Manual

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Contents

43SCHEMATIC DIAGRAM TK-8302/8302HX57-768 2/6JIHGFR : 0VT : 3.29VR : 3.87V R : 0.67VR : 0VT : 7.58V7.70VT : 4.48V T : 0.84VT : 0VR : 3.22V9.03V7.51V0.92V 6.93V6.71V0.74V 2.63VT : 0VR : 3.33VT : 2.76VT : 8.80VR : 4.02VR : 8.59VR : 2.61VR : 7.52VR : 8.94V9.03V3.24V1.62V8.20VT : 2.78V2.2kR620C949C871000C83R53C81L24R5433nR552p10R57C88100R59 39n390C89470pC920.01u2SC5108(Y)FQ106pQ92SC5108(Y)F 2p R61CN2C9022kR564C78R521kD720R634.7k470pC99HVC131R64C94 4.7kC301R376C302C30312pD719HVC1311.5p470pC3150.022u47pL7 D4L5 C54L9C82470pC77470pR494.7k+C8010u16039k47kL13 220nL11 220nC57R4139kL15 220nD8D91SV325F 1SV325FL17C5910uR4547kC63100pD121SV278F C641SV325FR38D6L14 220nL12 220n470p39012p 27n390C70C66 L710KTC4075E(Y,GR)Q8R51C76L236pC74 8pQ6MCH3914(7)-HQ52SJ347FC72R48100kC68C71C67 Q7KRX102U47p470pD5L627u27nC651SV325FD111SV325FD101SV325F0D7L16 220n0.5p15pC695pC73 6pMCH3914(7)-HQ4L34R500.5p0R78R77015p4.7kR3031000pC307470pC30522kR3066.8n 4.7n 8.2nRD00HVS1-T113Q30012n27nC322270pC56 R40C62L19C100L205p100pC7568 27u1SV325FC52270uR46R47470p470p470p470pC58C79270nL18C61100p2.5p270n0.3p270n1000.5p1SV325FR43R39470p470p 120kC86C84 2.5pR60L2647k470pR58470p470p2.5pC91C85L25470p33p11p6p470pL304L303C316C314C313*L305L300C300 L302L301L50418nL50718n10R9743pC54610pC8784pC879470R976470R9754pC554470pC5610R589CN5041MR554470pC5691000pC57668pC5742pC5751pC57768pC5783pC581470pC5831pC5721pC8710R55368pC5703pC5714pC573R878 1MR879 1M0R560470pC582L5116.8n6.8nL5121SV305FD505D5061SV305F1SV305FD508L5136.8nL51518nL514270n3SK318Q50627R562470pC588100kR56682kR569470pC5910R572470pC586470pC59068kR5704pC5955pC5971000pC5960R577220R565560kR567CN506D5091SV305F6.8nC5932.5pL517C59447pR880 100k1SV305FD510 C59847pC5995pR881 100k6.8nL518L51982n0R5808pC60320pC6015pC604100kR5790R532D511HVC369BCN507723465VEE1 8VCCIC501HA17358BFEL-E0R576470pC592470pC60622kR57422kR5730.1uC5851uC5870R563470pC58922kR5681KR7040R8671uC924 330kR7230.1uC74022kR715680R7054.7kR70822kR7140.1uC7472.2kR722470pC7440R7160.1uC739L70047kR72547kR7260R868100kR7511uC772100kR7310.1uC74968pC74810uC746100R7200R71982kR882820R7117MIC/MOD AMP324 VSS65IC700NJM2100V-ZB1 8VDDQ705SSM3J05FU-F1SS372FD712MC2858D711C754 0.1uC925 1u5C 2SK1830FQ701Q7022SC4919CN7231uC8771uC876TXAFOTXAFI9C9CL9CLTX/RX9R9T9R9CTVCAPCC5CEMGMICM2MUTEM1MUTE3.3CSCRSWMEASTC9CLDISCFREQFREQDISCMICHSDORF9CL9C9R9T9T3.3C9CTX : LORX : HI10kASTCTK-8302 M2-23 18n12nTK-8302H-15 K2X57-7680-XX L305FREQUENCY CONTROLD4-11(TX/RX VCO)SWITCHTX/RX VCOQ5,7RX VCOQ4 VCO BUFFER AMPQ9,10 BAND SWITCHTX/RXTX DRIVE AMPTUNINGD509,510RF BPFRF BPFTUNINGD506,508CONTROL (TX VCO)MODULATIOND12RIPPLEFILTERTX VCOQ6FRONT-ENDLNAVOLTAGE DC AMPRF BPF TUNINGMIC AMP AGC DETECTIOND711,712SWITCHMIC MUTESCRAMBLERSWITCHMIC MUTESWITCHTUNINGRF BPFFRONT-ENDNOTCH FILTER1 1 12 2223 3331717 17TX-RX UNIT (X57-7680-XX)