Kenwood NXR-800 Service Manual

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

Contents

456132X53-414RF_PTTTX_STATE50MPU_CoNTTRUNKiNGEVOL_CLKLo_VoL_DET33CF_CoNTSC_SHE_PTT_SHSTX0_ARX0SRX0_ATX0SYS_RSTRADIO_ERRBEEP_SWRXAD_SWTAAD_SWPTT_SHBER_DATMiCAD_SWRESET_DAMP_SWSCM_ENAF_MUTEEVOL_DATAEVOL_LDTA_SWMiC_SWPATH_SWTD_SW33SH_CoNTADSCLKADSDOADCSA16C_CK_SFTQT_DQTBER_CLKADSP_CK_SFTHooK_RXD_SCMCN402123456789101112131415161718192021222324252627282930313233343536IC312ADCS7476AIMF1VDD2GND3VIN4 SCLK5 SDATA6 CSC4959GND10RX_AUDIO_D11BEEP12MIC_D_IN13iNRA_SW14NC15HooK_RXD_SCM16AMP_SW17SCM_EN18AF_MUTE19iNSP_SW20EVOL_DATA21PTT_AM16C22EVOL_CLK23GND24EVOL_LD25TAAD_SW26TA_SW27BEEP_SW28PATH_SW29RXAD_SW30MiC_SW31MiCAD_SW32TD_SW33NC34Lo_VoL_DET35GND36PTT_TXD_SCML300L302L303L305C422 33u16C439 33u16C41733u16C41833u16Q301DTC114EUAL304CN300L307L306C3911uL301IC305XC6209B332PR1 NC2 VSS3 CE 4VIN5VoUTIC307XC6201P152PR2VSS3 VIN 1VoUTC56933u16C57247u25L313L314IC306BA15BC0FP2GND1 IN 3oUT2SA1955A-FQ302R3890R3900R3880R300 0 R301 0R381 0R342 0R382 0R371 0R348 0R347 0R354 0R372 0R368 0R394 0R375 0R385 0R343 0R383 0R353 0R340 0R370 0R377 0R346 0R344 0R384 0R401 0R395 0R379 0R352 0R425 0R916 0R380 0R350 0R369 0R341 0R345 0R373 0R376 0R423 0R356 0R378 0R374 0R3860R349 0R3020R3210R33947kR68047kR398100kR442C345 100pC343 100pC349 100pC339 100pC353 100pC401 100pC494C3790.1uC5711000pC388 1000pC386 1000pC4421000pC383 1000pC326 1000pC302 100pC390 1000pC376 1000pC385 1000pC322 1000pC813 1000pC424 1000pC369 1000pC409 1000pC381 1000pC303 1000pC333 1000pC337 1000pC348 1000pC822 1000pC426 1000pC427 1000pC334 1000pC312 1000pC412 1000pC5701000pC394 1000pC437 1000pC384 1000pC414 1000pC357 1000pC364 1000pC329 1000pC313 1000pC5741000pC317 1000pC397 1000pC373 1000pC430 1000pC323 1000pC4291000pC309 1000pC327 1000pC346 1000pC433 1000pC405 1000pC4281000pC342 1000pC393 1000pC306 1000pC380 1000pC358 1000pC421 1000pC435 1000pC389 1000pC354 1000pC378 1000pC419 100pC365 1000pC314 1000pC830 1000pR932 0C831 100pC832 1000pR933 01 G2 INA3 GND 4oUTY5VCCR934 470kR935 470kR936 100kC8330.1u1G2INA3GND4 oUTY5 VCCC8340.1u461235R946 0C835 1000pIC329BA33DD0WT1 CTL2 VCC3 GND4 VoUT5 NCR947 0R948 0C836 1000pC837 1000pC838 100pC839 100pR950 0R949 0IC303BU4829FVE1VoUT2SUB3NC4 VDD5 GNDR951100kL324D702 1SS355C86147pC86247pC863 47pC864 47pC86547pC866C86747pC868Q303DTA144EUA2nd IF 456kHz33MPU33MPU33MPU33CFVOLTAGE PROTECTORRX_AUDIO_DMiC_D_INVOLTAGEDETECTORVOLTAGEREGULATORDC5033SH33SH33SHDC5033MPU_A_GND33MPU50MPU_A33MPU_A33SHHi_VoL_DET33SHHi_VoL_DET50MPU_A_GND33SHBEEP33MPU50MPU_A50MPU33MPUPOWER SWDC SWVOLTAGEREGULATORVOLTAGEREGULATORA/DCONVERTERDC SWVOLTAGEREGULATORCONTROL SWCONTROL UNIT X53-413 (A/3) -CN2 CONTROL UNIT X53-413 (A/3) -CN1X55-310 (A/3) -CN43RX UNITIC728TC7SH126FU-FBUFFERIC330TC7SH126FU-FBUFFERQ309SSM6N16FE-FSWHi_VoL_DETGND50MPU_A_GND50MPU50MPU_A_GNDDC50DC50DC50DC5033MPU_A_GND33MPU33MPU33MPU_A_GND50MPU_A33MPU_A33SH50MPU_CoNTNCE_PTT_SHSC_SHGNDSRX0_ATX0STX0_ARX0GNDRF_PTTTX_STATEQT_DQTRADIO_ERRGNDADSP_CK_SFTTRUNKiNGA16C_CK_SFTBER_DATBER_CLkGNDSYS_RST3.3V 3.3V5.0V3.3V5.0V5.0V3.3V3.3V