Kenwood NX-900 Service Manual
Also see for NEXEDGE NX-900: Function referenceInstruction manualInstruction manual
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90NX-900 SCHEMATIC DIAGRAM1.67V1.67VR : 0.20VR : 2.25V1.67V1.67V1.67V1.67V1.67VR792R738R732LPF (RXAF)180pC71168kR708VCCCH0RXAF/RXEI SWITCHASQDETASQAPCRXAF/SCSWMI1MI2MERXEORXEI0.1uC731C7240.1uC7260.1u0R728781k ACH156TONEBEEPTONESWAMTMI2MI1MEOPT9AI1kR7522INHCoMMoN 1VEEGND 34R77212kSSM3K15TE(F)4.7kR7690.01u22kR7880.01uC768C769TONESIDE TONE MUTE15kQ703 10kR782 R785560k0.1uR791C7750.1uR758C7460.01uC74315k 10kR7560.01u18kR7630.01uC747100kR771R764C7450.01uC749120k123 60.01u 150kGNDVEE(AI TONE OPT9/VREF)AF SWITCH390kR7780.01uC753 4CH11k5ACoMMoNINHR77656kR770R777330kC752 210.1uC767TC7W53FK(F)VCCCH0 78IC7103.3kDETECTOR (SQ)R7502SC5383-T111AMPNOISESCSW(RXAF)TC7W53FK(F)TC75W51FK(F)DEO BUFFIC701TC75S51FE(F)C717 0.1uC702 R7041u 56k3R71356k IN-1200pC708 1 IN+VSS2RXAF SMF4oUT47k5VDDAPC SMF220pC70968kR712R70310k1200pC7050R718VSS(APC/DEO)LPF0.1uC723C730560p43256VDD178100kR74082pC72747kR73747kR744VREFSSM3K15TE(F)220pSQL SWITCHC8261000p47kR715 Q701IC703BPF/BUFFERASQ BPF220pC716C71815kC8218.2kR7091000pR707R7212.2kR8380AMP (SQ)R747270kR727C7340.01u3 60.1uC71921 VDD 874 VSSIC705TC75W51FK(F)5IC7074.7uC735VSS220kR790(AF) / VREFSUM AMP0.01uC7610.1uC778100pC754VREF33A-2R7832R92347k43156VDD 78VREFTC75W51FK(F)0 IC7110.1uC737270R75133A_21000p330kQ702TH701100kRB706F-40C738 4700pC740C7410.15uR761D7031.5kR760330kR762°-t 68kASQ DETR8374.7k FMDETW_/N100kC72247pR74610kR729NOISE1uC818470R843APCD702HSC119CONTROLSQ VOLTAGE10kR75550R33A_2STSW0R79468pC779220kR795RX SUM/EVCSSCK0SDO0 /INAMTTC75S51FE(F)IC72033A_ 2R2A20178NP654321242322212019131415161718789101112VIN3DICLKLDVDDVIN2VoUT2VoUT1VIN1VIN8VoUT8VoUT7VIN6VDAREF1VDAREF2RESETGNDVIN7VoUT3VoUT4VIN4VIN5VoUT5VoUT6IC71933A_ 2VREF1uC776100pC7770R8490R836100pC774IN-IN+13VSS 2oUTVDD54R698 100kC652 47pR702 100k0.1uC8191000pC654C653 220p 100kR7001kR723DI SMFVCO_MODMPR835 100R834 100R833 100MOD_REF(W/N)D/ACONVERTERDIC7811uSWITCHPLD6C39100p33A_ 233A_233A_2ASQVREFVREFVREF9131139110 101391 110102 222111212111 1222222X57-806 (A/2) 7/14AE AF AG AH AITX-RX UNIT (X57-8060-10) (A/2) |
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