Kenwood NXR-700 Service Manual

Also see for NEXEDGE NXR-700: Brochure Instruction manual Service manual Instruction manual Instruction manual

Contents

NXR-70036Pin No. Name I/O Function4 GND - Ground5 D_GND - Ground6 SDA I/O EEPROM Data7 D_GND - Ground8 SCK O EEPROM Clock9 D_GND - Ground10 CONT_5.0V O Switched 5V power supply11 D_GND - Ground12 TEMP_PRT I Temp protection signal input13 GND - Ground14 ANT_SW O TX anntena switch output15 GND - Ground16 TEMP_RST O Tempereture sensor reset signal output17 GND - Ground18 FAN_CONT2 O FAN2 control signal output19 GND - Ground20 FAN_CONT O FAN1 control signal output21 GND - Ground22 PWR_CONT O Power control signal output23 GND - Ground24 PWR_PRT O Power protection signal output25 GND - Ground26 RFL_PWR I Refl ect power signal input27 GND - Ground28 FWD_PWR I Forward power signal input29 GND - Ground30 FAN_CURR I Fan current monitor signal input31 GND - Ground32 PA_CURR I PA current monitor signal input33 GND - Ground34 NC - No connection35 GND - Ground36 GND - GroundCN807 (To X42-328 CN3: OCXO Optional unit)1 8OCXO O OCXO power supply 8V2 GND - GroundTX Unit (X56-3112-72) (B/3)Pin No. Name I/O FunctionCN920 (To X56-311 C/3 CN960)1 DC8 O 8V Power supply2 GND - GroundPin No. Name I/O Function3 50MPU O Switched 5V power supply4 STB O Shift Register Strobe5 SR_OE O Shift Register Output Enable6 SR_CLK O Shift Register Clock7 SR_DATA O Shift Register Data8 LED1 O D960 segment “F” control9 GND - Ground10 LED10 O D961 segment “F” controlCN921 (To X53-413 CN3)1 MIG - MIC Ground2 GND - Ground3 MIC O MIC Signal Input4 33MPU I Switched 3.3V power supply5 33AUD I Switched 3.3V power supply6 VOLUME_IN O Volume control output for AF signal7 SB I Power supply output8 OCXO_ST_R I OCXO Red LED Switch9 PWR_ST_R I POWER Red LED Switch10 OCXO_ST_G I OCXO Green LED Switch11 GND - Ground12 HOOK_RXD_SCM O HOOK detect signal13 SCM_EN - No connection14 PTT_TXD_SCM O MIC PTT15 GND - Ground16 SR_OE I Shift Register Output Enable17 GND - Ground18 SR_CLK I Shift Register Clock19 GND - Ground20 SR_DATA I Shift Register Data21 GND - Ground22 STB1 I Shift Register Strobe23 GND - Ground24 K1 O Key Scan25 K2 O Key Scan26 K3 O Key Scan27 K4 I Key Scan28 K5 I Key Scan29 DC8 I 8V Power supply30 GND - Ground31 50MPU I Switched 5V power supply32 50MPU I Switched 5V power supply33 DC8 I 8V Power supplyTERMINAL FUNCTION