Page 1: Table Of Contents
UHF DIGITAL BASE-REPEATER NXR-800 SERVICE MANUAL © 2007-10 PRINTED IN JAPAN B51-8795-00 ( N ) 193 Lead wire with Badge Main panel connector (DSUB-9P) Modular jack (B43-1188-04) (A62-1142-02) (E37-1311-05) (E58-0526-05) STATUS 3 4 5 6 7 8 VOLUME MON TAKE...
Page 2: General
This applies to all parts : components, kits, or chassis. If the herein. Kenwood reserves the right to make changes to any part number is not known, include the chassis or kit number products herein at any time for improvement purposes.
Page 3: System Set-Up
Use this mode to make various settings by PC mode means of the FPU through the RS-232C 1. Connect the NXR-800 to the personal computer with the port. interface cable. 2. When power is applied, the user mode is entered imme-...
Page 4 4-1. Preface model type, when it is written into the ﬂ ash memory. The NXR-800 uses ﬂ ash memory to allow it to be easily • Change the NXR-800 to PC mode, then attach the RS- upgraded when new features are released in the future.
Page 5: Operating Features
NXR-800 OPERATING FEATURES 1. Two 17-segment LED Displays All segments ON • Channel display (1~30): While operating normally in user mode. • When the displayed channel is contained in scan se- quence, the right side decimal point is displayed. • When the displayed channel is the priority channel, the left side decimal point is displayed.
Page 6: Installation
Fig. 2-1 Fig. 1 2. External Speaker (KES-5) The NXR-800 has a internal built-in speaker, and the ex- ternal speaker output from the TEST/SPKR connector (15- pin) on the rear of the radio is 3W/4Ω. Use external speaker Extracting tool KES-5.
Page 7 NXR-800 INSTALLATION 3. How to Attach the Supplied Accessories 1. Attach the front glass to the front panel with the supplied screw. (q) 2. To attach the handles on the both sides of the chassis, refer to illustration. (w) Black/White lead...
Page 8: Circuit Description
5.99MHz internal DDS, the 10MHz external reference signal 1. Outline and the 10MHz OCXO unit. The NXR-800 is a UHF repeater operating in the 450~ If no OCXO unit is installed, and there is no external refer- 480MHz frequency range.
Page 9 NXR-800 CIRCUIT DESCRIPTION 5V #3 IC401 CVT-REF OP-AMP 5V #3 IC404 5V #3 PLL IC 8V #2 8V #2 5V #1 5V #1 Internal TX Mod 19.2MHz 19.2MHz /External 19.2MHz 5.99MHz PLL circuit Ref circuit IC407 X401 Q417 Q416 Q412...
Page 10 NXR-800 CIRCUIT DESCRIPTION 2-4. Transmitter DDS circuit ence frequency signal based on 19.2MHz on signal. The spurious output by IC202 is attenuated by CF201 The transmitter DDS circuit produces the transmitter and LPF, 4.5MHz reference frequency signal is amplified main PLL reference frequency signal 4.5MHz.
Page 11 NXR-800 CIRCUIT DESCRIPTION 2-6. Driver circuit Q201 ampliﬁ es it by approximately 12dB. So, the output level is approximately 0dBm (1mW). The driver circuit ampliﬁ es the transmitter frequency sig- The Q201 output is ampliﬁ ed by Q202 by approximately nal to the level required for input to the Final Unit (X45-382 10dB.
Page 12 NXR-800 CIRCUIT DESCRIPTION 2-8. AVR circuit The temperature sensor (IC804) monitors the tempera- ture of the transmitter unit (X56-312 A/3). IC104, IC603, IC704, IC705, IC706, IC807, IC808 and The D/A converters (IC701 and IC802) converts the AGC IC809 are AVR ICs.
Page 13 NXR-800 CIRCUIT DESCRIPTION 3-3. Forward/Reﬂ ect power detector circuit 3-6. APC circuit The forward / Reﬂ ect power detector circuit consists of a The APC circuit stabilizes the transmitter power so that CM coupling type detection circuit formed by a Micro strip the output power speciﬁ...
Page 14 NXR-800 CIRCUIT DESCRIPTION 3-8. FAN action control circuit 3-11. Other circuits The FAN action control circuit consists of a FAN, a current Circuit IC9 saves various adjustment values of the Final detection resistance (R11), a Differential ampliﬁ er (IC15), a Unit in the EEPROM.
Page 15 NXR-800 CIRCUIT DESCRIPTION 4-2. 1st-Mixer circuit 4-3. 1st-IF circuits The unwanted out-of-band RF components produced by The IF1 signal produced by the 1st-Mixer circuit is trans- Q1 are attenuated by the BPF. Only the desired signal is mitted through either one of two 1st-IF circuits with differ- transmitted to the A1 Double Balanced Mixer (DBM).
Page 16 NXR-800 CIRCUIT DESCRIPTION CN42 QUAD IC20 (A/2) IC12 D17,18 Analog Wide 2nd local Analog Narrow 11 18 49.5MHz IC29 (A/2) IC30 2nd local 49.5MHz CN43 IC13 IC14 NXDN Narrow NXDN Very-Narrow Fig. 19 Demodulator circuits 4-5. Squelch circuit 4-6. Receiver DDS circuit The desired noise of the noise component output from IF The 19.2MHz Internal reference clock produced by trans-...
Page 17 NXR-800 CIRCUIT DESCRIPTION 4-7. Receiver PLL circuits via Q17, Q23, and Q18. The control voltage is input to IC30 (ADC) pin16 via IC6. The receiver unit (X55-310) has the 1st-PLL circuit for Meanwhile, the 2nd-PLL circuit consists of the VCO (Q24), controlling the VCO that generates the hetero signal to the the Buffer ampliﬁ...
Page 18 NXR-800 CIRCUIT DESCRIPTION IC24 IC16 Q18,23 IC13 1st local amplifiers IF systemIC CN44 IC17 Q19,28 Q21,53 WIDE pass 2nd local amplifiers IC10 Q20,29 IC19 Narrow pass Pre-scaler IC22 IC15 IC12 IC14 +3.3V IF system IC 2nd IF amplifier IC25 IC18 IC5,11 1st/2nd PLLʹs...
Page 19 NXR-800 CIRCUIT DESCRIPTION (X53-413) from the DISPLAY circuit (X56-312 B/3). 5. Base-Band Signal Processing Part The base-band circuit is located on unit X53-413. This 5-4. Modulation circuit circuit enables the selection of the Analog Signal Processing (Analog/NXDN signal processing) mode and the Digital Signal Processing mode, and adjusts The transmitting audio signal goes to the input terminal of the level of the base-band signals in each mode.
Page 20 ■ RS-232C circuit mitter unit (X56-312) and Final unit (X45-382). The RF control MPU controls these EEPROMs by the IIC NXR-800 is equipped with a RS-232C interface. It is con- bus. nected to a PC with pin9 female RS-232C cross cable. It uses the FPU and writes the ﬁ...
Page 21 NXR-800 CIRCUIT DESCRIPTION ■ Modem control MPU This signal is demodulated by the wave detection pro- cessing part. The demodulated wave is made to pass Modem control MPU (IC325) is 16-bit single chip micro- through the base band limitation ﬁ lter (root nyquist cosine processor incorporating 256Kbites of ROM and 20Kbites of ﬁ...
Page 22 Modem control MPU (IC325) and ■ Flash ROM (Modem control MPU) NXR-800 rapidly shift to the power down state. The IC325 A/D converter (pin124) monitors the voltage. It detects the IC314 is an 8M bit Flash ROM and contains the ﬁ rmware voltage rises and returns to the normal voltage range.
Page 23 NXR-800 CIRCUIT DESCRIPTION ■ Frame synchronizing signal transmitter and tributed to two routes. One is ampliﬁ ed by Q305 and input to IC315 pin6 (RF signal input). The other is ampliﬁ ed by receiver circuit IC313 and becomes a clock for the RX DSP and TX_Vocoder J702 and J703 are connectors for synchronizing with DSP.
Page 24: Components Description
NXR-800 COMPONENTS DESCRIPTION FINAL UNIT (X45-3820-10) Ref. No. Part Name Description Ref. No. Part Name Description IC19~21 Bi-polar IC OP AMP Analogue IC Current monitor IC22 MOS-IC Shift register Analogue IC OP AMP IC23 MOS-IC Nand gate MOS-IC Voltage regulator...
Page 25 NXR-800 COMPONENTS DESCRIPTION Ref. No. Part Name Description Ref. No. Part Name Description Diode Surge protector IC720 ROM IC EEPROM Zener diode Surge protector IC721 MOS-IC And gate Diode Surge protector IC722 MOS-IC Or gate Zener diode Surge protector IC723...
Page 26 NXR-800 COMPONENTS DESCRIPTION Ref. No. Part Name Description Ref. No. Part Name Description Variable IC26~28 Analogue IC Voltage regulator D11,12 Frequency control capacitance diode IC29 Bi-polar IC OP AMP D13~16 Diode RF switch IC30 MOS-IC D17,18 Diode Detector IC31 ROM IC...
Page 27 NXR-800 COMPONENTS DESCRIPTION Ref. No. Part Name Description Ref. No. Part Name Description IC926 Bi-polar IC OP AMP Q604,605 DC switch IC960~963 MOS-IC Shift register Q606 Transistor RF AMP Q607~609 Q101 DC switch DC switch Q701,702 Q102,103 RF VCO Q920~930...
Page 28: Terminal Function
NXR-800 TERMINAL FUNCTION Final Unit (X45-3820-10) (A/5) Pin No. Name Function Pin No. Name Function D_GND Digital ground CN1 (To X56-312 A/3 CN802) Ground TX SIGNAL Tx driver input signal (Coaxial) Write protection input for E2PROM CN2 (To X45-382 C/5 CN29)
Page 29 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function PTT_TXD_SCM O PTT output VOLUME_IN O Volume control input for AF signal HOOK_RXD_SCM O Hook detection output OCXO_ST_G Switch for green LED (OCXO) MIC ground OCXO_ST_R Switch for red LED (OCXO)
Page 30 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function 50MPU_A_GND Ground CN4 (To X45-382 C/5 CN11) 50MPU O 5V constant voltage Earth 50MPU_A_GND Ground No connection Ground Power supply input HI_VOL_DET O Voltage monitor Power supply input CN3 (To X56-312 B/3 CN921)
Page 31 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function CN57 (To X55-310 CN42) BER_CLK O for Bit Error Rate Clock Ground No connection External monitor switch input Ground EMON “L”=Monitor on, “H”=Monitor off O Write protection of EEPROM...
Page 32 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function No connection EXT_EXIST External reference clock detection signal CN59 (To TEST/SPKR 15pin Connector) ADC of OCXO unit (for electric current OX_SDA detection) to serial data input/output O Auxiliary output 5...
Page 33 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function Transmission modulating signal of DC50 5V constant voltage MOD_D_OUT NXDN mode 33MPU_A_GND Ground Ground 33MPU 3.3V constant voltage Reception demodulating signal of RX_AUDIO_D 33MPU 3.3V constant voltage NXDN mode...
Page 34 NXR-800 TERMINAL FUNCTION RX Unit (X55-3100-10) Pin No. Name Function Pin No. Name Function CONT_5.0V Switched 5V supply CN5 (To RX ANT) E2PROM_SDA I/O Data input/output for E2PROM RX_SIGNAL Receive signal input (Coaxial) D_GND Digital ground CN6 (To X45-382 D/5 CN701)
Page 35 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function Ground D_GND Ground OX_SDA I/O OCXO EEPROM serial data I/O EEPROM Data OX_SCL O OCXO EEPROM serial clock D_GND Ground Enable output for OCXO IC3 (potenti- CONT_5.0V Switched 5V power supply...
Page 36 NXR-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function OX_SCL OCXO EEPROM serial clock Ground REF_SW Reference signal output switch CN807 (To X42-328 CN3: OCXO Optional unit) EEPROM write protect signal input 8OCXO O OCXO power supply 8V...
Page 37 NXR-800 TERMINAL FUNCTION CONTROL I/O 25 pin D-sub Connector Pin No. Name Function O Key Scan Signal Modiﬁ - Description/ Port Type Name Type cation O Key Scan Default - O Key Scan O Digital Land short RSSI Key Scan...
Page 38 NXR-800 TERMINAL FUNCTION COM DSUB9 Connector Microphone Connector (Left =1…Right=8, Front Pannel View) Signal Modiﬁ - Description/ Port Type Name Type cation Signal Modiﬁ - Description/ Port Type Name Type cation Digital Carrier Detect Digital Receive Data O Digital Send Data...
Page 39: Parts List
NXR-800 PARTS LIST CAPACITORS 2 2 0 • Capacitor value CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc. 5 = Value...
Page 40 Les articles non mentionnes dans le Parts No. ne sont pas fournis. Y : AAFES (Europe) X : Australia M : Oth er Areas Teile ohne Parts No. werden nicht geliefert. NXR-800 (Y54-3250-10) FINAL UNIT (X45-3820-10) Desti- Desti- Ref. No.
Page 41 NXR-800 PARTS LIST FINAL UNIT (X45-3820-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C104 CK73GB1H471K CHIP C 470PF E41-2671-05 PIN ASSY C105 C93-0599-05 CHIP C 470PF CN11...
Page 42 NXR-800 PARTS LIST FINAL UNIT (X45-3820-10) CONTROL UNIT (X53-4130-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation ✽ RK73EB2E101J CHIP R 1/4W IC10 RA13H4452M101 MOS-IC RK73GH2A563D CHIP R...
Page 43 NXR-800 PARTS LIST CONTROL UNIT (X53-4130-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation CC73GCH1H100D CHIP C 10PF C205 CK73GB1H182K CHIP C 1800PF ✽ C93-0912-05 CHIP C 100UF ✽...
Page 44 NXR-800 PARTS LIST CONTROL UNIT (X53-4130-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C315 CC73GCH1H101J CHIP C 100PF C413 CK73GB1H104K CHIP C 0.10UF C316 CK73GB1H102K CHIP C...
Page 45 NXR-800 PARTS LIST CONTROL UNIT (X53-4130-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R7-17 RK73GB2A000J CHIP R 1/10W R156,157 RK73GH2A104D CHIP R 100K 1/10W R18,19 RK73GB2A101J CHIP R...
Page 46 NXR-800 PARTS LIST CONTROL UNIT (X53-4130-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R281 RK73GB2A103J CHIP R 1/10W R526,527 RK73GB2A121J CHIP R 1/10W R283 RK73GB2A000J CHIP R...
Page 47 NXR-800 PARTS LIST CONTROL UNIT (X53-4130-10) CONTROL UNIT (X53-4140-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation ✽ IC40 TC7SH126FU-F MOS-IC C364-366 CK73HB1H102K CHIP C 1000PF IC41 TC7SH08FU-F...
Page 48 NXR-800 PARTS LIST CONTROL UNIT (X53-4140-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C482 CK73HB1A104K CHIP C 0.10UF C715 CK73HB1A104K CHIP C 0.10UF C484 CS77BA1C010M CHIP TNTL...
Page 49 NXR-800 PARTS LIST CONTROL UNIT (X53-4140-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C841-848 CC73GCH1H470J CHIP C 47PF R398 RK73HB1J104J CHIP R 100K 1/16W C850 CC73GCH1H470J CHIP C...
Page 50 NXR-800 PARTS LIST CONTROL UNIT (X53-4140-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R543 RK73HB1J000J CHIP R 1/16W R690 RK73HB1J000J CHIP R 1/16W R546 RK73HB1J000J CHIP R...
Page 51 NXR-800 PARTS LIST CONTROL UNIT (X53-4140-10) RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation ✽ R833 RK73HB1J000J CHIP R 1/16W IC307 XC6201P152PR MOS-IC R834 RK73HB1J104J...
Page 52 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation CC73GCH1H471J CHIP C 470PF C104 CC73GCH1H471J CHIP C 470PF CK73GB1H104K CHIP C 0.10UF C105,106...
Page 53 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C206 CC73GCH1H100C CHIP C 10PF C288,289 CC73GCH1H150J CHIP C 15PF C211,212 CK73GB1H103K CHIP C 0.010UF...
Page 54 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C377 CK73GB1H103K CHIP C 0.010UF C467 CK73GB1H102K CHIP C 1000PF C379 CC73GCH1H121J CHIP C...
Page 55 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C569 CC73GCH1H471J CHIP C 470PF L34-4605-05 AIR-CORE COIL C570 CC73GCH1H470J CHIP C 47PF L41-1295-33 SMALL FIXED INDUCTOR (1.2UH)
Page 56 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation L41-1075-33 SMALL FIXED INDUCTOR (0.01UH) RK73GB2A102J CHIP R 1.0K 1/10W L41-1085-33 SMALL FIXED INDUCTOR (0.1UH)
Page 57 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R122 RK73GB2A101J CHIP R 1/10W R205 RK73GB2A682J CHIP R 6.8K 1/10W R123 RK73GB2A153J CHIP R...
Page 58 NXR-800 PARTS LIST RX UNIT (X55-3100-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R287 RK73GB2A273J CHIP R 1/10W R400,401 RK73GB2A000J CHIP R 1/10W R288 RK73GB2A560J CHIP R...
Page 59 NXR-800 PARTS LIST RX UNIT (X55-3100-10) TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation Q16,17 2SC3356-A(R24) TRANSISTOR C140,141 CC73GCH1H471J CHIP C 470PF Q18-20 RD01MUS1-T113 C142...
Page 60 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C227 CK73GB1H103K CHIP C 0.010UF C331 CK73GB1H104K CHIP C 0.10UF C228 CC73GCH1H471J CHIP C...
Page 61 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C422 CK73GB1H103K CHIP C 0.010UF C529-532 CK73GB1H104K CHIP C 0.10UF C423 CE32BM1E470M CHIP EL...
Page 62 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C720,721 CE32CL1V100M CHIP EL 10UF 35WV CN802 E04-0193-05 PIN SOCKET C722 CK73GB1H103K CHIP C 0.010UF...
Page 63 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation L419,420 L41-6885-33 SMALL FIXED INDUCTOR (0.68UH) R151 RK73GB2A101J CHIP R 1/10W L421 L41-5685-33 SMALL FIXED INDUCTOR (0.56UH)
Page 64 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R252 RK73GB2A104J CHIP R 100K 1/10W R360 RK73GB2A104J CHIP R 100K 1/10W R253 RK73GB2A331J...
Page 65 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R481 RK73GB2A182J CHIP R 1.8K 1/10W R551 RK73GB2A473J CHIP R 1/10W R482 RK73GB2A103J CHIP R...
Page 66 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R629 RK73GB2A101J CHIP R 1/10W D401-403 HSM88AS-E DIODE R630 RK73GB2A102J CHIP R 1.0K 1/10W ✽...
Page 67 NXR-800 PARTS LIST TX UNIT (X56-3120-10) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation Q206 SSM3K15TE(F) Q210 SSM3K15TE(F) Q211-213 2SC4617(R) TRANSISTOR Q301,302 SSM3K15TE(F) ✽ Q303 2SA1832F TRANSISTOR Q304,305...
Page 68: Exploded View
NXR-800 EXPLODED VIEW IC12 : N09-2292-05 IC11 M2 x 8 : N30-2008-43 D M2.6 x 6 : N30-2606-48 X45-382 M3 x 16 : N30-3016-43 M3 x 6 (F) : N32-3006-43 IC10 G M4 x 8 (F) : N32-4008-43 703x3 : N67-3008-48...
Page 69 NXR-800 EXPLODED VIEW 17x3 45-382 IC329 X53-414 IC808 IC29 IC24 IC25 X53-413 703x4 X45-382 X55-310 EXCITER FINAL CONTROL Parts with the exploded numbers larger than 700 are not supplied. If a part reference number is listed in a box on the exploded view of the PCB, that part does not come with the PCB.
Page 70: Packing
NXR-800 PACKING 36 Blade fuse (7.5A/32V) Protection bagx2 (F05-7521-05) 48 Bracket (Side) 34 15P plug (J29-0725-04)x2 (E37-1381-05) 10 Instruction manual Protection bagx4 (B62-1994-00) Protection bag 3 Front glass (B10-2781-04) 52 Handle (K01-0421-05) 730 Serial number Protection bag Protection sheet sticker...
Page 71: Adjustment
NXR-800 ADJUSTMENT Test Equipment Required for Alignment Test Equipment Major Speciﬁ cations Frequency Range 400 to 512MHz 1. Standard Signal Generator Modulation Frequency modulation and external modulation (SSG) Output 0.1µV to greater than 1mV Input Impedance 50Ω 2. Power Meter...
Page 72 NXR-800 ADJUSTMENT Flat cable (36-pin) about 256mm (E37-0979-05) 2.5MHz 2.5MHz 3dB max. ANT Jig for BPF adjustment (E30-3418-08) Fig. 1 7.5kHz 7.5kHz Test Signaling ■ Analog max. More Decode tone Encode tone than 55dB None None None 100Hz square wave QT 67.0Hz...
Page 73 NXR-800 ADJUSTMENT Adjustment Points FC1 FC2 TX IN PWR CONT PA CURR PWR PRT ANT SW CN19 FINAL UNIT (X45-3820-10) RX ANT Component side VR1: Coupler ADJ VR2: High Transmit Power (Pre ADJ) CN46 CN40 L132 L133 L134 L135 CN41...
Page 74 NXR-800 ADJUSTMENT Alignment Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 1. Setting 1) Connect the DC power output to the rear panel DC terminal (13.8V). 2) Connect the front panel COM port (D-sub 9 connector) to the PC serial port with a cross cable.
Page 75 NXR-800 ADJUSTMENT Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 11. Receive 1) A: Low Check 0.8~1.2V VCO Lock Voltage 2) A: High 3.5~4.2V (Check) 3) B: Low 0.8~1.2V 4) B: High 3.0~3.7V 12.
Page 76 NXR-800 ADJUSTMENT Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 18. High 1) Low Power meter Rear TX ANT Value: 1024 Fixed value writing Transmit Power Final 5.0W ±0.1W (Pre ADJ) 19. Coupler...
Page 77 NXR-800 ADJUSTMENT Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 24. RD Level 1) Analog Wide Rear RX ANT 80mV ±5mV Connect the SSG to the RX AF V.M CONTROL ANT. I/O jack...
Page 78 NXR-800 ADJUSTMENT Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 2) SSG output: OFF Rear RX ANT Check The squelch shall be closed. Audio TEST/ 3) Analog Narrow Adjust it to the level...
Page 79 NXR-800 ADJUSTMENT Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 32. QT 1) Analog Wide Deviation Rear TX ANT ±0.75kHz ±0.05kHz Deviation Connect the deviation meter meter to the TX ANT end via the ATT.
Page 80 NXR-800 ADJUSTMENT Measurement Adjustment Item Condition Speciﬁ cations / Remarks Test- Unit Terminal Unit Parts Method equipment 37. Courtesy 1) Analog Wide Deviation Rear TX ANT ±1.00kHz ±0.05kHz Tone Connect the deviation meter meter Deviation to the TX ANT end via the ATT.
Page 81 To adjust the KXK-3 OCXO unit, some preparations are required. 1. The NXR-700 or NXR-800 with the KXK-3 OCXO unit must be warmed up at least 24 hours before the adjustment is made. The environment temperature must be stable.
Page 82: Pc Board
NXR-800 PC BOARD FINAL UNIT (X45-3820-10) Component side view (J79-0149-09) L702 C709 IC701 IC12 C702 C706 C701 C705 C704 L704 C717 IC11 C190 ANT SW C189 J79-0149-09 REFLECT CN19 C102 MONITOR C104 C124 C149 C105 C123 C900 J901 – C916...
Page 83 NXR-800 PC BOARD FINAL UNIT (X45-3820-10) Component side view (J79-0149-09) CN20 SIGNAL R144 PWR CONT R142 PA CURR PWR PRT C128 R104 C115 C127 FORWARD C141 J79-0149-09 A/5 CN28 CN30 – – – 3 SB CN27 CN29 C188 – J79-0149-09...
Page 84 NXR-800 PC BOARD FINAL UNIT (X45-3820-10) Foil side view (J79-0149-09) J79-0149-09 A/5 – – CN24 CN23 – CN26 CN25 – J79-0149-09 J79-0149-09 B/5 Ref. No. Address Ref. No. Address Ref. No. Address IC15 D902 IC702 IC703...
Page 85 NXR-800 PC BOARD FINAL UNIT (X45-3820-10) Foil side view (J79-0149-09) C170 R106 R138 R137 R110 R136 C167 C150 IC15 R139 R107 L703 C713 C716 C108 J79-0149-09 CN23 C908 L900 C902 CN25 C914 J79-0149-09 E/5 9 B/5 Component side Layer 1...
Page 86 NXR-800 PC BOARD RX UNIT (X55-3100-10) Component side view (J79-0151-09) L132 L133 L134 L135 C147 C131 C100 C109 CN15 CN23 CN27 C113 R364 C164 C179 C206 C154 C168 C158 C214 R116 C220 R103 C151 R106 C175 C195 C132 R120 C138...
Page 87 NXR-800 PC BOARD RX UNIT (X55-3100-10) Component side view (J79-0151-09) CN46 L135 NARROW CN41 WIDE R175 R179 R166 C500 C335 R171 IC15 CN16 CN62 C357 C484 R197 R192 C432 R174 R178 R165 C334 R169 R367 R366 R257 R254 C268 L114...
Page 88 NXR-800 PC BOARD RX UNIT (X55-3100-10) Foil side view (J79-0151-09) C242 C235 C150 C141 C174 C289 C167 C197 C254 C110 C117 R108 C212 C358 C218 R118 C224 C229 C149 C140 C241 C234 C173 C166 C356 C196 C288 R107 C211 C253...
Page 89 NXR-800 PC BOARD RX UNIT (X55-3100-10) Foil side view (J79-0151-09) R410 R407 C624 C659 R295 C192 C176 R101 R115 C198 IC27 IC26 C227 R119 C548 C547 R133 C553 C552 R436 R142 C487 C671 R435 C302 IC18 R417 C503 R308 R307...
Page 90 NXR-800 PC BOARD TX UNIT (X56-3120-10) Component side view (J79-0153-09) C151 C811 C805 R801 C801 C812 L801 C803 CN806 C161 IC802 C809 IC803 C806 R803 C802 CN303 C808 R802 MB_CV1 IC801 CN115 CN116 CN109 CN119 CN107 CN105 D107 D108 R341...
Page 91 NXR-800 PC BOARD TX UNIT (X56-3120-10) Component side view (J79-0153-09) X401 IC809 8OCXO R418 C415 R415 R416 R414 C410 R412 R411 R404 Q401 IC808 L401 L402 C408 R409 R403 C403 C406 C573 C578 C423 CN406 CN405 REF1 REF2 C546 C720...
Page 92 NXR-800 PC BOARD TX UNIT (X56-3120-10) Foil side view (J79-0153-09) C481 R503 R511 C480 C435 L414 C439 IC405 C466 C472 R484 C468 R500 R488 C442 C451 R480 L604 C463 Q416 C465 C620 C447 L410 C455 C613 L412 C461 C458 L602...
Page 93 NXR-800 PC BOARD TX UNIT (X56-3120-10) Foil side view (J79-0153-09) R134 C154 IC104 R137 R891 C158 C427 C435 R888 C439 C160 C466 L405 L408 R889 Q412 C442 C455 R475 L410 C458 C309 IC302 C305 R369 IC306 C312 L301 R324 R314...
Page 94 NXR-800 PC BOARD CONTROL UNIT (X53-4130-10) Component side view (J79-0011-09) C372 R389 CN56 R550 SPG 2 R390 C166 + C170 C144 C141 R204 50MPU R201 50MPU R202 R198 C405 R211 STB1 R208 C226 R218 SR_DATA R210 SR_CLK R219 C227 R436...
Page 95 NXR-800 PC BOARD CONTROL UNIT (X53-4130-10) Component side view (J79-0011-09) R535 C104 R534 C109 IC11 R108 CLEAR/ C106 CODE RXEO SCR_PTT RXEI SCRAMBLE C107 C108 R188 C130 IC10 R107 C105 AOUTL MMUTE C133 TXANTS_O PTOA SIDETONE C131 TCTL UTR AINL AINR...
Page 96 NXR-800 PC BOARD CONTROL UNIT (X53-4130-10) Foil side view (J79-0011-09) R434 C500 C415 C403 C169 R171 R149 C189 R150 C446 C188 R457 R478 R415 C424 R441 C423 R154 C425 C426 R173 R459 R444 C477 C427 R165 R445 C428 R482 C193...
Page 97 NXR-800 PC BOARD CONTROL UNIT (X53-4130-10) Foil side view (J79-0011-09) CN69 R475 R149 C204 C446 C188 R160 R161 R168 C477 R428 R429 C418 R430 C437 C419 R406 C396 R283 C212 C216 R195 C213 R182 C510 C110 R181 R196 R540 C219...
Page 98 NXR-800 PC BOARD CONTROL UNIT (X53-4140-10) CONTROL UNIT (X53-4140-10) Component side view (J79-0012-09) Component side view (J79-0012-09) CN713 IC329 C862 S700 R389 C443 C572 L325 IC306 C506 R960 L326 R442 C818 IC708 IC725 R449 C871 L314 R423 L327 Q707 R401...
Page 99 CONTROL UNIT (X53-4140-10) Component side view (J79-0012-09) R960 L326 C871 L327 C785 IC712 C790 R834 C817 IC724 C872 R897 C784 R388 IC713 C793 R832 C816 C843 C842 C841 C807 C806 C805 IC723 R886 R874 R887 R881 C792 R880 IC722 C809 C846 C847 C848...
Page 100 IC329 C862 S700 R389 C443 C572 L325 IC306 C818 IC725 IC708 L314 Q707 Q700 R779 C773 C820 IC710 C703 IC726 R802 C707 C569 R731 R733 R727 R487 C728 C449 C526 IC308 R388 L313 C814 R735 C712 R522 R720 C856 R521 R766 R526 R892...
Page 101 NXR-800 PC BOARD CONTROL UNIT (X53-4140-10) Component side view (J79-0012-09) CN713 C506 R442 R449 R423 R401 R487 R505 C526 C527 R535 C538 R530 R911 R918 R686 R541 Q301 R403 R547 R446 R554 Q302 C504 R392 R575 R577 R586 R582 D300...
Page 102 NXR-800 PC BOARD CONTROL UNIT (X53-4140-10) CONTROL UNIT (X53-4140-10) Foil side view (J79-0012-09) Foil side view (J79-0012-09) C574 R680 C861 C570 R730 C730 C747 R319 R318 C355 C362 IC704 Q706 IC302 R885 R884 C815 C588 C590 C592 R387 R915 R914...
Page 103 NXR-800 PC BOARD CONTROL UNIT (X53-4140-10) Foil side view (J79-0012-09) C747 C588 C590 C592 C591 C594 C595 C601 R622 C598 R461 R631 R459 R460 C599 C597 R458 C305 R457 R632 C582 R613 C587 C581 C580 C575 IC307 IC309 C476 C482...
Page 104 C574 R680 C861 C570 R730 C730 IC704 C717 R517 R516 CN716 C864 C863 C437 C426 R417 R552 C475 C544 C471 R398 C442 R567 R569 R912 Q303 R527 CN700 R591 C808 IC707 IC307 R935 C360 C359 C813 R934 C834 R951 IC728 Ref.
Page 105 CONTROL UNIT (X53-4140-10) Foil side view (J79-0012-09) R319 R318 C355 C362 Q706 IC302 R885 R884 C815 R387 R915 R914 R907 R827 CP791 CP790 L320 C420 C821 C436 CP789 C800 CP788 R957 R875 L318 CP787 R956 R876 R829 R826 R903 R824 R822 R820 R902...
Page 106: Block Diagram
NXR-800 BLOCK DIAGRAM IC300 IC325 TC7SET126FU-F 3625MGP396GP CONTROL UNIT BER_CLK BER_CLK_L CN402 X53-414 FINAL UNIT BER_EN BER_DAT Q203 Q202 Q201 IC603 TX UNIT CN402 BER_DAT_L X45-382 A/5 CN802 RD01MUS1 2SC5337 2SC3356-A(R24) XC6204B332M X56-312 A/3 D11,16 IC10 450~480MHz IC315 IC319~IC321 IC301...
Page 107 FINAL UNIT Q203 X45-382 A/5 CN802 RD01MUS1 IC10 D11,16 450~480MHz RA13H4452M101 L709CER CN22 D201 HSM88AS-E IC201 IC201 TX ANT NJM2904E NJM2904E IC701 BH2220FVM LTC6101BiS5-F CN19 Q102 D_PC HSB88WS HSB88WS X45-382 2SK508NV VCo_MoD CN29 SSM3K15TE(F) Q105 CN20 2SC4116(BL)F NJM2904E-ZB NJM2904E-ZB PA_CURR Ripple PWR_CoNT DiFF...
Page 108 IC300 TC7SET126FU-F BER_CLK BER_CLK_L CN402 BER_EN BER_DAT TX UNIT Q202 Q201 Q203 IC603 CN402 BER_DAT_L RD01MUS1 2SC5337 2SC3356-A(R24) XC6204B332M X56-312 A/3 IC315 IC319~IC321 PLL_12_SCLK4, PLL_12_SDo4 IC301 ADF4001BRUZ IC705 TC7SET126FU-F PLL_12_EN 3.3C NJM78M05DL1AZB IC318 TC7SH126FU-F TC7SET126FU-F Q300 CN302 PLL_12_LDT 2SC4738(GR)F Q102 Q104 19.2MHz IC706...
Page 109 IC325 CONTROL UNIT 3625MGP396GP BER_CLK_L X53-414 BER_EN BER_DAT_L L_12_SDo4 PLL_12_EN REF_SW,REF_SW2 EXT_EXiST,REF_EXiST REF_iN_oUT,oX_SDi2 oCXo_VR_EN,oCXo_oN LL_12_LDT oCXo_EXIST,oCXo_CURR VCXo_DA_EN,REF_LDT PLL_19_EN,PLL_19_CE oX_SDo2,oX_SCLK2 4738(GR) CN400 oX_SCL,oX_SDA internal X56-312 SPEAKER TEST/SPKR CN805 S700 DiPSW1,2 33MPU RX_PWR_SAVE,AMP_SW,AF_MUTE, EVoL_DATA,EVoL_LD,EVoL_CLK 2SD2114K(W) oCXo_ST_G,oCXo_ST_R,BEEP,PWR_ST_R CONTROL UNIT CN401 DTC144EUA Over Ao1_N VoLUME_iN X53-413 2SA1955A-F...
Page 110: Block Diagram
NXR-800 BLOCK DIAGRAM SMD185F-2 TX UNIT BCFV TX UNIT SR_CLK,SR_DATA CN920 CN960 SR_oE,STB X56-312 B/3 CN921 X56-312 C/3 50MPU 50MPU 50MPU 50MPU IC920 STB,CLK,oE STB,SR_CLK TC7SET126FU-F IC960 D960 SR_oE Q960~Q963 SR_CLK 094BCFV BU4094BCFV PSA0511EWA-FG1 UMG1N SR_oE,STB1 SR_CLK,SR_oE,STB IC922 STB_L TC7SET126FU-F...
Page 111 ACCESSORY UNIT X42-328 JDP4 X56-312 CN407 RX UNIT TA75S01F-F X55-310 LNA_VE IC30 BUFF FINAL UNIT D9,D10 D13,D1 2SC5337 W02-1940-05 RD01MUS1 3SK317-E L132 L133 L134 L135 JDP4P02U XF1 X45-382 D/5 JDP4P02 RX ANT IC701 IC703 NJM78L05UA IC702 TK72130CS RD01MUS1 3SK317-E CN36 CN701 CN42 iF_BW_SW...
Page 112 2-328 Q706 WE0/DQM0 A2~A15 SDRAM DTC114EUA 8oCXo RD/CASS X56-312 FUSE CS3,RAS D0~D15 CN807 CKE,CKio IC707 48LC8M16A2P75i RD/WR IC11 WE2/DQM2 S24CS02AFJTBG WE3/DQM3 SDRAM A2~A15 Q15,Q16 RD/CASS IC12 2SJ484 EEPROM CS3,RAS D16~D31 oX_SCL NJM7805FA LTC6101BiS5-F AD7418ARMZ SSM3K15TE CKE,CKio oX_SDA IC719 LAN91C111i-NU NLEDA NLEDA J700 LAN_iNT...
Page 113 RF_PTT,RADio_ERR,QT_DQT RF_PTT,RADio_ERR,QT_DQT,TX_STATE TX_STATE,TRUNKiNG TEMP_PRT TRUNKiNG,RFPTT 440_EN,44 A16C_CK_SFT,ADSP_CK_SFT IC703 STXo_ARXo,SRXo_ATXo 132_EN,13 ADSP_CK_SFT,SC_SH,E_PTT_SH 2DA_EN,2 STXo_ARXo A_RXo 3DA_EN,8 SDi1,SCLK SYS_RST SYS_RST IC27 IC325 SC_SH,E_PTT_SH TC7SET126FU-F IC32,33 io1~io6,S SRXo_ATXo A_TXDo Ai1~Ai3,E Hi_VoL_DET 50MPU_CoNT 50MPU_CoNT E_PTT Hi_VoL_DET IC325 IC28 LAN_iNT 50MPU TC7SH126FU-F 50MPU DC50 DC50 33SH 33SH Si1.8...
Page 114 TEMP_PRT,ANT_SW,DDS_EN 440_EN,440_CE 132_EN,132_CE 2DA_EN,2DA_CE 3DA_EN,8AD_EN,SDo1 SDi1,SCLK1 io1~io6,SC CN58 Ai1~Ai3,EMoN, E_PTT Surge TC7SH126FU-F protect IC32,33 E_PTT SC_SH E_PTT_SH CoNTRoL I/O RA,TA,RD,TD AUDio BLoCK BER_DAT BER_CLK iC_D_iN D_D_oUT CN56 CN58 IC19 S66FUF LA4425A SPo CN59 2SJ506-E(S) DTC114EUA AMP_SW DTC363EU AF_MUTE CN58 IC41 IC23 TC7SH00FU-F DTC114EUA...
Page 115 NXR-800 INTERCONNECTION DIAGRAM TEST/SPKR (PANEL ViEW) FINAL UNIT CONTROL I/O (PANEL VIEW) X45-382 E/5 CN923 CN905 CN960 CN920 VOLUME_IN VOLUME_IN 33MPU 33MPU J901 50MPU 50MPU TX UNIT 33AUD 33AUD X56-312 B/3 TX UNIT PTT_TXD_SCM SR_oE X56-312 C/3 SR_oE SCM_EN SCM_EN...
Page 116: Interconnection Diagram
NXR-800 INTERCONNECTION DIAGRAM CN960 50MPU TX UNIT SR_oE X56-312 C/3 SR_CLK SR_DATA LED 1 LED 10 RX UNIT CN701 CN36 X55-310 CN42 CN57 FINAL UNIT X45-382 D/5 D_GND D_GND E2PRoM_SDA E2PRo CoNT_5.0V CoNT_ E2PRoM_SCL E2PRo D_GND D_GND AD_CS AD_CS iF_BW_SW...
Page 117 TEST/SPKR (PANEL ViE FINAL UNIT X45-382 E/5 CN923 CN905 CN920 VOLUME_IN VOLUME_IN 33MPU 33MPU J901 50MPU 33AUD TX UNIT 33AUD X56-312 B/3 PTT_TXD_SCM SR_oE SCM_EN SCM_EN SR_CLK HOOK_RXD_SCM SR_DATA SCM_EN PTT_TXD_SCM PTT_TXD_SCM LED 1 HooK_RXD_SCM HOOK_RXD_SCM LED 10 CN57 D_GND E2PRoM_SDA CoNT_5.0V E2PRoM_SCL...
Page 118 (PANEL ViEW) CONTROL I/O (PANEL VIEW) OPTION (OCX KXK-3 INT SP CN56 CN804 CoNT_5.0V CoNT_5.0V D_GND D_GND CoNT_5.0V CoNT_5.0V D_GND D_GND D_GND D_GND TEMP_PRT TEMP_PRT ANT_SW ANT_SW DDS_EN DDS_EN VR_EN VR_EN 440_EN 440_EN 132_EN 132_EN 440_CE 440_CE 132_CE 132_CE 2DA_EN 2DA_EN 3DA_EN 3DA_EN...
Page 119 TION (OCXO) KXK-3 FINAL UNIT X45-382 A/5 CN806 CN20 NC(FAN_CURR2) NC(FAN_CURR2) CN22 TX ANT PA_CURR PA_CURR CN19 MONITOR PORT FAN_CURR FAN_CURR FWD_PWR FWD_PWR RFL_PWR RFL_PWR FAN 1 PWR_PRT PWR_PRT PWR_CONT PWR_CONT FAN_CONT FAN_CONT FAN_CONT2 FAN_CONT2 TEMP_RST TEMP_RST ANT_SW ANT_SW TEMP_PRT TEMP_PRT D_GND D_GND...
Page 120 RX_IF_VN...
Page 121 CONTROL UNIT2 X53-414 F_VN CN27 CN23 CN25 FINAL UNIT FINAL UNIT X45-382 C/5 X45-382 B/5 CN28 CN30 CN29 CN24 CN26 PC CONTROL...
Page 122 TX UNIT X56-312 A/ CN400 CN805 REF_SW2 REF_SW2 REF_SW REF_SW oX_SCL oX_SCL EXT_EXiST EXT_EXiST oX_SDA oX_SDA REF_EXiST REF_EXiST iMP_H_L iMP_H_L REF_iN_oUT REF_iN_oUT oX_SDi2 oX_SDi2 oCXo_VR_EN oCXo_VR_EN oCXo_oN oCXo_oN oCXo_CURR oCXo_CURR oCXo_EXiST oCXo_EXiST VCXo_DA_EN VCXo_DA_EN REF_LDT REF_LDT PLL_19_EN PLL_19_EN PLL_19_CE PLL_19_CE oX_SDo2 oX_SDo2 oX_SCLK2...
Page 123 D_GND D_GND D_GND D_GND D_GND D_GND CN21 TX UNIT X56-312 A/3 CN802 TX SIGNAL CN801 REF_IN(10MHz) CN408 REF_OUT(10MHz) CN403...
Page 124: Schematic Diagram
NXR-800 SCHEMATIC DIAGRAM POWER MODULE IC10 RA13H4452M101 FINAL UNT(PA SECTION) (X45-3820-10)(A/5) TX H:3.83V TX H:13.66V L:3.34V L:13.75V TX:100mW :13.8V RX:0W 3DB ATT TX UNIT C141 X56-312 (A/3)-CN802 RF IN 470p 100p 470p OVERVOLTAGE PROTECTION 02CZ5.6(Y)F L92-0179-05 0.01u DETECTOR 100k CURRENT SENSE...
Page 125 NXR-800 SCHEMATIC DIAGRAM FINAL UNIT (PA SECTION) (X45-3820-10) (A/5) TX H:5W ANT SW L:0.5W RF SW RF SW DIRECTIONAL COUPLER C105 C122 C123 R125 CN22 TX ANT 470p L7091CER L7091CER 100p FORWARD REFLECT CN19 C124 470p RF SW RF SW TX:8V TX H:3.34V...
Page 126 NXR-800 SCHEMATIC DIAGRAM RX UNIT(X55-3100-10) W:-93.2dBm N:-92.3dBm CN41 MONITOR_PORT W:-117.8dBm N:-116.6dBm 8.5V F10-2379-04 F10-2409-04 L132 L133 L134 L135 0.96V 2SC5337 L79-1849-05 L79-1849-05 L79-1849-05 L79-1849-05 C659 R410 R407 C624 C117 0.22V 470p 100p 100p 120p W02-1940-05 470p 470p 470p 470p RX_SIGNAL 0.1u...
Page 127 NXR-800 SCHEMATIC DIAGRAM RX UNIT (X55-3100-10) RF SW W:7.83V W:3.21V L112 N:0.49mV JDP4P02U W:7.35V L39-1476-05 N:0.6mV W:3.67V N:0.51mV N:5.2mV W:2.16V RF AMP L71-0646-05 N:0.8mV RF AMP C140 C149 C166 C173 L71-0648-05 3.3u C234 C241 C288 C307 3SK317-E 180n RD01MUS1 0.01u 0.01u...
Page 128 NXR-800 SCHEMATIC DIAGRAM RX UNIT (X55-3100-10) L128 DC SW L34-4725-05 L123 CN47 W:-75.7dBm N:-75.5dBm SSM3K15TE(F) 3.3u R270 C470 JDP4P02U RF SW 470p DTA144EE C459 C573 R351 DC SW 220p 0.01u DETECTOR MA3J742 C461 C477 R285 C510 C577 220p 0.1u 330k 0.1u...
Page 129 NXR-800 SCHEMATIC DIAGRAM RX UNIT (X55-3100-10) RIPPLE FILTER AMP 2SC4116(BL)F OP-AMP R120 R128 LMC7101BIM5 VCO_A:457.5MHz 1.18V VCO_B:472.5MHz 2.22V CN63 OUTPUT 3 INPUT+ 8.06V INPUT- R430 C113 C175 6p(B) 100p OSCILLATOR FREQUENCY CONTROL 2SK508NV(K53) C142 0.5p 1SV283F FREQUENCY A ON:2.55V CONTROL A OFF:2.64V...
Page 130 NXR-800 SCHEMATIC DIAGRAM RX UNIT (X55-3100-10) R377 R379 W:2.65V OP-AMP N:2.65V IC33 CN64 LMC7101BIM5 OUTPUT 3 INPUT+ INPUT- C618 100p RIPPLE FILTER AMP 8.11V R405 R167 2SC4116(BL)F R201 R210 R183 R193 R236 C408 R223 C315 R237 FREQUENCY 8.9V CONTROL OSCILLATOR 1.58V...
Page 131 NXR-800 SCHEMATIC DIAGRAM RX UNIT (X55-3100-10) CONTROL UNIT CN43 RX_IF_VN X53-414 -CN300 CN42 CN60 RX_PoWER_SAVE CN48 DDS_EN VCO_BAND_SW CN49 PLL1_EN DA_EN CN50 SIF_CLK CN51 SIF_DAT AT RX ANT -47dBm INPUT RX_AUDIO STD Devi N:100mVrms CN52 PLL_PWR_SAVE W:109mVrms CN66 CN57 FM_RSSI...
Page 132 NXR-800 SCHEMATIC DIAGRAM TX UNIT(X56-3120-10)(A/3) C189 C193 C194 D107,108 FREQUENCY E100 8p(B) 9p(B) 10p(C) CONTROL F10-3081-04 Q102 L125 D108 C195 R176 C182 L128 2SK508NV(K52) R184 450-465MHz --> 0.5p(B) 1SV283F CN104 CN108 CN112 CN116 CN120 CN102 CN106 CN110 CN114 CN118 R881...
Page 133 NXR-800 SCHEMATIC DIAGRAM TX UNIT (X56-3120-10) (A/3) VOLTAGE REGULATOR 13.8V 13.8V IC104 NJM2386ADL3-09 RIPPLE FILTER AMP 7.9V Q105 8V #1ʼ 2SC4116(BL)F R134 9Vʼ C163 R139 470p T:7.82V R:0V T:7.15V R:0V C156 C162 9Vʼ 470p 470p T:1.53V T:1.44V RF AMP R:0V 450-480MHz-->...
Page 134 NXR-800 SCHEMATIC DIAGRAM TX UNIT (X56-3120-10) (A/3) GND SPRING CN130 450-480MHz--> 450-480MHz--> 13.8V 13.8V 8V #1ʼ SCLK0 SDo0 T:7.82V 8V #1 8V #1 R:0V 5V #2 <--19.2MHz VOLTAGE 5V #1 REGULATOR 8V #2 C221 R224 R226 3-STATE BUFFER IC808 NJM7808FA-ZB...
Page 135 NXR-800 SCHEMATIC DIAGRAM TX UNIT (X56-3120-10) (A/3) 450-480MHz--> 450-480MHz--> 13.8V 13.8V SCLK0 SCLK0 SDo0 SDo0 8V #1 8V #1 5V #2 5V #2 <--19.2MHz <--19.2MHz 5V #1 5V #1 8V #2 8V #2 REF_IN CN808 5.99MHz or 10MHz --> IC404 19.2MHz PLL...
Page 136 NXR-800 SCHEMATIC DIAGRAM TX UNIT (X56-3120-10) (A/3) 450-480MHz--> 450-480MHz--> 13.8V 13.8V SCLK0 SCLK0 SDo0 SDo0 8V #1 8V #1 5V #2 5V #2 <--19.2MHz <--19.2MHz 5V #1 5V #1 8V #2 8V #2 VOLTAGE REGULATOR IC704 NJM78M08DL1AZB 13.8V VOLTAGE REGULATOR...
Page 137 NXR-800 SCHEMATIC DIAGRAM TX UNIT (X56-3120-10) (A/3) +20dBm +20dBm CN802 FINAL UNIT 450-480MHz--> 450-480MHz--> TX oUT X45-382 (C/5) 13.8V -CN1 CN801 T:13.64V SCLK0 SCLK0 R:13.72V SDo0 SDo0 FINAL UNIT 13.8V X45-382 (C/5) -CN12 CN804 SDo1 CN805 SDo1 SCLK0 SCLK1 SCLK1...
Page 138 NXR-800 SCHEMATIC DIAGRAM TX UNIT(17SEG) TX UNIT(LED) (X56-3120-10) (X56-3120-10) Q975 UMG1N DC SW Q976 UMG1N DC SW IC963 SHIFT-REGISTER Q974 UMG1N DC SW Q973 UMG1N DC SW Q972 UMG1N IC962 SHIFT-REGISTER DC SW Q971 UMG1N CN960 CN920 LED 10 DC SW...
Page 139 NXR-800 SCHEMATIC DIAGRAM TX UNIT (LED) (X56-3120-10) (B/3) SHIFT-REGISTER IC923 BU4094BCFV STRB DATA SHIFT-REGISTER SHIFT-REGISTER IC924 IC925 BU4094BCFV BU4094BCFV STRB STRB DATA DATA QʼS QʼS QʼS 3-STATE BUFFER IC922 TC7SET126FU-F R922 oUTY C920 0.1u 3-STATE BUFFER 3-STATE BUFFER IC920 IC921...
Page 140 NXR-800 CONTROL UNIT1 (X53-4130-10) SCHEMATIC DIAGRAM AF PA IC29 LA4425A C190 R163 C225 0.1u R441 C436 R469 C103 OP AMP R293 SHIFT R100 R178 RESISTER R442 BU4094BCFV R294 100p NJM2734V R133 ANALOG SW R127 R448 SCR_PTT 50MPU MULTIPLEXER IC25 SCR_PTT...
Page 141 CONTROL UNIT1 (X53-4130-10) R441 SHIFT RESISTER R442 BU4094BCFV R448 SCR_PTT 50MPU SCR_PTT STRB DATA SR_CLK R445 R446 R449 R444 PULL UP SWITCH R443 R457 HN1L02FU(F) QʼS R458 SR_oE 100k R450 CLEAR DATA_iN /CoDE R451 R452 RXEo R453 RXEi R454 TAAD_SW F53-0315-05 MiC_SW 2SA1955A-F...
Page 142 C190 R163 OP AMP C436 C103 R469 R100 R178 NJM2734V 100p R133 R127 MULTIPLEXER C122 100p AoUTPUT DoUTPUT C197 BU4053BCFV 100k 120k R175 A-INPUT R400 D-INPUT OP AMP C128 R102 R401 A+INPUT OP AMP IC12 IC21 D+INPUT R103 NJM2732V C177 100p NJM2734V 100p...
Page 143 AF PA IC29 LA4425A C225 0.1u R293 R294 ANALOG SW IC25 TC7S66FUF CLOCK CLOCK SHIFT SW SHIFT SW IN/oUT L77-1987-05 oUT/IN 2SC4738F C275 16.515072MHz C281 2SC4738F C239 NAND GATE CoNT 1000u25 IC23 TC7SH00FU-F AF MUTE SW DTC114EUA AF_MUTE oUTY C215 0.1u POWER SW C408...
Page 144 NXR-800 SCHEMATIC DIAGRAM Note : The components marked with a dot (•) are parts of layer 1. mV:AC voltage value measured with an electronic voltmeter. The unit is mVrms. V:DC voltage value rms:60% modulation TX signal or RX signal DSP_RS...
Page 145 FM-NARROW MIC INPUT 5.5mVrms at 1kHz:52mVrms PTT_TXD_SCM DC50 Lo_Vol_DET Lo_VoL_DET TD_SW TD_SW MiCAD_SW MiCAD_SW 3.3V MiC_SW MiC_SW RXAD_SW RXAD_SW PATH_SW PATH_SW BEEP_SW BEEP_SW TA_SW TA_SW TAAD_SW TAAD_SW R419 EVOL_LD EVOL_LD EVOL_CLK EVOL_CLK XC6209B332PR PTT_AM16C R474 VOLTAGE REGULATOR EVOL_DATA EVOL_DATA iNSP_SW AF_MUTE AF_MUTE SCM_EN...
Page 146 5.0V R131 P10/D8 P07/AN17/D7 P03/AN13/D3 P06/AN16/D6 P02/AN12/D2 P05/AN15/D5 P04/AN14/D4 P01/AN11/D1 P00/AN10/D0 P117 DQ11 P116 C120 1000p P115 C121 DQ13 P114 FLASH MEMORY DQ15/A-1 XC6209B332PR P113 IC17 VOLTAGE REGULATOR VSS1 P112 P111 P110 P107/AN07/KI3 TX_DDS_EN P106/AN06/KI2 TX_PLL_440_EN VSS2 P105/AN05/KI1 TX_PLL_440_CE P104/AN04/KI0 TX_PLL_132_EN P103/AN03 R137...
Page 147 R261 DSP_RS P125 DSP_iNT P126 P127 P50/WRL/WR R254 R267 P10/D8 P51/WRH/BHE P07/AN17/D7 P52/RD P06/AN16/D6 R268 P05/AN15/D5 P53/BCLK P04/AN14/D4 STB_L P130 P131 PAG_SW_L P132 TX_SR_oE P133 RSSi P54/HLDA R270 P55/HoLD IC34 R269 3625MGP396GP P56/ALE CP24 HRDY P57/RDY/CLKoUT TX_SR_EN P134 TX_VR_EN SR_DATA_C P135 P136 SR_CLK_C...
Page 148 R361 E2PRoM_SDA CoNT_5.0V R362 E2PRoM_SCL D_GND STANDARD DEVIATION RX:100mV FM WIDE/NARROW RX_8AD_EN R363 AD_CS RX_iF_BW2 R364 iF_BW_SW AD_DAT_WRiTE RX_iF_BW1 R374 NC(iF_NW_SW) AD_CLK RX_SDi0 R365 AD_DAT_READ CoNT_5.0V RX_LoCK_DET R366 PLL_LoCK_DET AGC_RSSi RX_PLL2_EN R367 PLL2_EN RSSi R368 FM_RSSi CN61 RX_PLL_PWR_SAVE R375 PLL_PWR_SAVE R359 RX_AUDio RX_SDo0...
Page 149 NXR-800 SCHEMATIC DIAGRAM CONTROL UNIT2 (X53-4140-10) C359 0.1u R484 33MPU 33MPU-2 BUFFER IC300 TC7SET126FU-F oUTY BER_CLK_L BER_EN C360 0.1u BUFFER IC301 TC7SET126FU-F oUTY BER_DAT_L BER_EN CN400 50MPU BER_DAT R516 C516 R517 BER_CLK REF_SW2 R322 REF_SW2 R518 R960 1000p oCXo_ST_G WP(SYS-RST)
Page 150 NXR-800 SCHEMATIC DIAGRAM CONTROL UNIT2 (X53-4140-10) C359 0.1u 33MPU BUFFER IC300 TC7SET126FU-F oUTY BER_CLK_L BER_EN 0.1u C360 BUFFER IC301 TC7SET126FU-F oUTY BER_DAT_L BER_EN CN400 50MPU BER_DAT BER_CLK REF_SW2 R322 REF_SW2 WP(SYS-RST) R927 SYS_RST REF_SW R323 REF_SW R928 oX_SCL oX_SCL VSS2...
Page 151 R484 33MPU-2 R516 C516 R517 R518 1000p oCXo_ST_G D_A3 oCXo_ST_R R662 BER_DAT_L D_A7 P125 D_D7 R663 BER_CLK_L D_CS1 P126 D_D6 R664 P127 D_D5 D_A11 P50/WRL/WR FLASH MEMORY D_D4 D_WR D_A15 P51/WRH/BHE IC314 D_D3 D_RD D_A2 P52/RD Q15/A-1 D_D2 D_A6 P53/BCLK D_D1 EVOL_LD P130...
Page 152 PC CONTROL CN713 D_WR D_RD 33MPU-2 S700 S79-0473-05 EARTH_3 R702 R703 R709 100k R710 100k C818 0.1u C750 BUFFER IC725 RS-232C TC7SH126FU-F DRIVER/RECIEVER D701 IC705 oUTY ADM3202ARUZ 1SS388F C751 C746 C747 0.01u T1oUT C748 R1IN R1oUT C749 T1IN T2oUT T2IN R2IN R2oUT R756...
Page 153 R960 Note : The components marked with a dot (•) are parts of layer 1. C781 0.1u NAND GATE IC711 TC7SH00FU-F oUTY C850 C799 0.01u R919 R902 CP792 R903 C841 R920 NBE3 C805 VDD6 0.01u CP783 VDD4 CP793 CP784 CP794 GND8 CP785 GND4...
Page 154 R368 RX_AUDIO_D RX_AUDIO_D BEEP R369 MIC_D_IN R370 MiC_D_IN iNRA_SW R947 VOLTAGE PROTECTOR R371 D702 1SS355 HooK_RXD_SCM R932 AMP_SW R372 AMP_SW 33MPU SCM_EN R933 SCM_EN R951 AF_MUTE R373 AF_MUTE iNSP_SW R948 100k EVOL_DATA R374 EVOL_DATA PTT_AM16C R946 BUFFER EVOL_CLK R375 EVOL_CLK IC728 TC7SH126FU-F EVOL_LD...
Page 155 R606 EARTH_4 CVSS9 D_D1 DVDD5 R624 C585 0.01u CVDD5 R648 FRAME_T INT3 C575 R649 CHASSIS 0.01u INT2 R650 INT1 R651 INT0 R626 R446 R460 EMU0_D D_A1 HBIL D_D4 IACK R607 R461 EMU1_D BDX2 R608 TX_CoSDTi BDX0 D_D0 C584 D_D5 DVSS6 0.01u DVDD4 CVDD6...
Page 156 STATUS1 C767 VDDQ17 VDDQ18 STATUS0 1000p CP814 BEEP_SW VDDQ19 R766 3.3V MRESET VSS-CPG RESET VSSQ1 IC708 VSSQ2 CAN1_RX/AUDATA<3> BU4829FVE VSSQ3 CAN0_RX/AUDATA<2> CAN1_TX/AUDATA<1> VSSQ4 VSSQ5 CAN0_TX/AUDATA<0> R917 VoUT VSSQ6 RESERVED/AUDATA<3> RESERVED/AUDATA<2> VSSQ7 R909 RESERVED/AUDATA<1> VSSQ8 TAAD_S VSSQ9 ADTRG/AUDATA<0> RXAD_S AVSS_ADC IC703 RESERVED/AUDSYNC RESERVED/AUDCK VSSQ10...
Page 157 C767 CHASSIS 1000p BEEP_SW 3.3V R780 IC708 EEPROM U4829FVE IC708 IC720 VOLTAGE R830 AT93C4610SU1.8 DETECTOR 100k EECS 3.3V VoUT EESK EEDo EEDi TAAD_SW RXAD_SW C802 0.1u CONTROL SW IC721 TC7SH08FU-F Q706 DTC114EUA R781 100k oUTY R782 100k R794 100k R783 100k AND GATE R784...
Page 158: Optional Accessories
NXR-800 OPTIONAL ACCESSORIES: KES-5 (EXTERNAL SPEAKER) When Using an External Speaker Speciﬁ cations 1. Make sure the unit’s power is tuned off. Maximum input power ........... 40W 2. When using the external speaker, remove the jumper Impedance ................. 4Ω lead from the connector, and attach the speaker cable.
Page 159 NXR-800 OPTIONAL ACCESSORIES: KXK-3 (OCXO UNIT) Components Description Ref. No. Ad dress Parts No. Description parts ■ ACCESSORY UNIT (X42-3280-20) CK73GB1H104K CHIP C 0.10UF C36-39 CK73GB1H471K CHIP C 470PF Ref. No. Part Name Description CC73GCH1H820J CHIP C 82PF CK73GB1H104K CHIP C 0.10UF...
Page 160 NXR-800 OPTIONAL ACCESSORIES: KXK-3 (OCXO UNIT) ACCESSORY UNIT (X42-3280-20) Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts RK73GB2A562J CHIP R 5.6K 1/10W RK73GB2A000J CHIP R 1/10W RK73GB2A470J CHIP R 1/10W R82,83 RK73GB2A104J...
Page 161 NXR-800 OPTIONAL ACCESSORIES: KXK-3 (OCXO UNIT) PC Board ACCESSORY UNIT (X42-3280-20) Component side view (J79-0004-09) C105 J79-0004-09 Component side Ref. No. Address Ref. No. Address Layer 1 Layer 2 IC11 Layer 3 IC12 Layer 4 Foil side ACCESSORY UNIT (X42-3280-20) Foil side view (J79-0004-09)
Page 162 NXR-800 OPTIONAL ACCESSORIES: KXK-3 (OCXO UNIT) Schematic Diagram OPTION UNIT(OCXO)(X42-3280-20) REF_SW_2 DC SW SSM6L05FU-F 100k DC SW 100p JDP4P02U 2.2u 680n 560n TX UNIT 0.1u 0.1u 0.1u X55-312 (A/3)-CN407 0.1u 0.1u RF AMP 2SC4617(R) 0.1u DC SW 2.5A 8oCXo 2SJ484 C104 0.27...
Page 163: Specifications
Weight ..............11 lbs (5kg) *1: Analog measurements made per TIA/EIA 603. Without *1: Analog measurements made per TIA/EIA 603A. Transmitter KENWOOD reserves the right to change speciﬁ cations with- out prior notice or obligation. RF Power Output ............5~0.5W Spurious & Harmonics ........... 73dB FM Hum &...
Page 164 NXR-800 NXR-800 PC BOARD PC BOARD FINAL UNIT (X45-3820-10) FINAL UNIT (X45-3820-10) Component side view (J79-0149-09) Component side view (J79-0149-09) CN20 L702 C709 IC701 SIGNAL IC12 R144 C702 PWR CONT C701 C706 C705 R142 C704 PA CURR L704 C717 PWR PRT...
Page 165 NXR-800 NXR-800 PC BOARD PC BOARD FINAL UNIT (X45-3820-10) FINAL UNIT (X45-3820-10) Foil side view (J79-0149-09) Foil side view (J79-0149-09) C170 R106 R138 R137 R110 R136 C167 C150 IC15 R139 R107 L703 C713 C716 C108 J79-0149-09 J79-0149-09 A/5 – –...
Page 166 NXR-800 NXR-800 PC BOARD PC BOARD RX UNIT (X55-3100-10) RX UNIT (X55-3100-10) Component side view (J79-0151-09) Component side view (J79-0151-09) CN46 L132 L133 L134 L135 NARROW CN41 WIDE C147 R175 C131 R179 R166 C500 C335 R171 IC15 C100 CN16 CN62...
Page 167 NXR-800 NXR-800 PC BOARD PC BOARD RX UNIT (X55-3100-10) RX UNIT (X55-3100-10) Foil side view (J79-0151-09) Foil side view (J79-0151-09) C242 C235 C150 C141 C174 C289 C167 C197 C254 C110 C117 R108 C212 C358 R407 R410 C218 C624 C659 R118...
Page 168 NXR-800 NXR-800 PC BOARD PC BOARD TX UNIT (X56-3120-10) TX UNIT (X56-3120-10) Component side view (J79-0153-09) Component side view (J79-0153-09) C151 C811 C805 R801 C801 C812 L801 C803 CN806 C161 IC802 C809 IC803 C806 R803 C802 X401 CN303 C808 R802...
Page 169 NXR-800 NXR-800 PC BOARD PC BOARD TX UNIT (X56-3120-10) TX UNIT (X56-3120-10) Foil side view (J79-0153-09) Foil side view (J79-0153-09) R134 C154 IC104 R137 C481 R891 C158 R503 R511 C480 C435 C427 R888 L414 C439 C160 IC405 C466 L408 L405...
Page 170 NXR-800 NXR-800 PC BOARD PC BOARD CONTROL UNIT (X53-4130-10) CONTROL UNIT (X53-4130-10) Component side view (J79-0011-09) Component side view (J79-0011-09) C372 R389 CN56 R550 SPG 2 R390 C166 + R535 C170 C104 R534 C144 C141 C109 IC11 R204 50MPU 50MPU...
Page 171 NXR-800 NXR-800 PC BOARD PC BOARD CONTROL UNIT (X53-4130-10) CONTROL UNIT (X53-4130-10) Foil side view (J79-0011-09) Foil side view (J79-0011-09) CN69 R475 R434 C500 C415 C403 C169 R171 R149 C189 C204 R150 C446 C188 R160 R457 R161 R478 R415 C424...
Page 172 NXR-800 PC BOARD CONTROL UNIT (X53-4140-10) CONTROL UNIT (X53-4140-10) Component side view (J79-0012-09) Component side view (J79-0012-09) CN713 IC329 C862 S700 R389 C443 C572 L325 IC306 C506 R960 L326 R442 C818 IC708 IC725 R449 C871 L314 R423 L327 Q707 R401...
Page 173 NXR-800 PC BOARD CONTROL UNIT (X53-4140-10) CONTROL UNIT (X53-4140-10) Foil side view (J79-0012-09) Foil side view (J79-0012-09) C574 R680 C861 C570 R730 C730 C747 R319 R318 C355 C362 IC704 Q706 IC302 R885 R884 C815 C588 C590 C592 R387 R915 R914...
Page 174 NXR-800 OPTIONAL ACCESSORIES: KXK-3 (OCXO UNIT) PC Board ACCESSORY UNIT (X42-3280-20) Component side view (J79-0004-09) C105 J79-0004-09 Component side Ref. No. Address Ref. No. Address Layer 1 Layer 2 IC11 Layer 3 IC12 Layer 4 Foil side ACCESSORY UNIT (X42-3280-20) Foil side view (J79-0004-09)
Page 175 POWER MODULE IC10 RA13H4452M101 FINAL UNT(PA SECTION) (X45-3820-10)(A/5) TX H:3.83V TX H:13.66V TX H:5W ANT SW L:3.34V L:13.75V TX:100mW L:0.5W :13.8V RX:0W 3DB ATT RF SW RF SW DIRECTIONAL COUPLER TX UNIT CN22 C141 C105 C122 C123 R125 TX ANT X56-312 (A/3)-CN802 RF IN 470p...
Page 176 RX UNIT(X55-3100-10) RF SW CN43 RX_IF_VN CONTROL UNIT W:-93.2dBm W:3.21V W:7.83V L112 N:-92.3dBm JDP4P02U W:7.35V N:0.6mV N:0.49mV L39-1476-05 L128 X53-414 -CN300 W:3.67V N:0.51mV L123 L34-4725-05 DC SW L71-0646-05 N:5.2mV W:2.16V RF AMP CN47 W:-75.7dBm CN41 MONITOR_PORT 3.3u C140 C149 C166 C173 RF AMP L71-0648-05...
Page 177 TX UNIT(X56-3120-10)(A/3) GND SPRING +20dBm D107,108 C189 C193 C194 CN130 +20dBm CN802 FREQUENCY E100 450-480MHz--> 450-480MHz--> 450-480MHz--> 450-480MHz--> 450-480MHz--> 450-480MHz--> TX oUT FINAL UNIT CONTROL F10-3081-04 8p(B) 9p(B) 10p(C) VOLTAGE 450-480MHz--> 450-480MHz--> X45-382 (C/5) REGULATOR 13.8V 13.8V 13.8V 13.8V 13.8V 13.8V 13.8V 13.8V...
Page 178 TX UNIT(17SEG) TX UNIT(LED) (X56-3120-10) (X56-3120-10) Q975 UMG1N DC SW Q976 UMG1N DC SW IC963 Q974 SHIFT-REGISTER UMG1N DC SW Q973 UMG1N DC SW SHIFT-REGISTER IC923 Q972 BU4094BCFV UMG1N IC962 STRB SHIFT-REGISTER DC SW DATA SHIFT-REGISTER SHIFT-REGISTER IC924 IC925 BU4094BCFV BU4094BCFV Q971 UMG1N...
Page 179 CONTROL UNIT1 (X53-4130-10) AF PA IC29 LA4425A C190 R163 R441 OP AMP C225 0.1u SHIFT C436 R469 C103 R293 R100 R178 RESISTER R442 BU4094BCFV R294 100p NJM2734V R133 ANALOG SW R127 R448 SCR_PTT 50MPU MULTIPLEXER IC25 SCR_PTT STRB AoUTPUT C122 100p TC7S66FUF DoUTPUT...
Page 180 CONTROL UNIT2 (X53-4140-10) C359 0.1u R484 33MPU 33MPU-2 BUFFER IC300 TC7SET126FU-F oUTY BER_CLK_L BER_EN C360 0.1u BUFFER IC301 TC7SET126FU-F oUTY BER_DAT_L BER_EN CN400 50MPU R516 BER_DAT C516 BER_CLK R517 R518 REF_SW2 R322 REF_SW2 1000p R960 oCXo_ST_G WP(SYS-RST) R927 SYS_RST REF_SW R323 REF_SW oX_SCL...
Page 181 OPTION UNIT(OCXO)(X42-3280-20) REF_SW_2 DC SW SSM6L05FU-F 100k DC SW 100p JDP4P02U 2.2u 680n 560n TX UNIT 0.1u 0.1u 0.1u X55-312 (A/3)-CN407 0.1u 0.1u RF AMP 2SC4617(R) 0.1u DC SW 2.5A 8oCXo 2SJ484 C104 0.27 F53-0324-05 0.01u 470p 470p VOLTAGE REGULATOR DC SW NJM7805FA SSM3K15TE(F)
Page 182 IC12 : N09-2292-05 IC11 17x3 M2 x 8 : N30-2008-43 D M2.6 x 6 : N30-2606-48 X45-382 M3 x 16 : N30-3016-43 IC329 M3 x 6 (F) : N32-3006-43 IC10 G M4 x 8 (F) : N32-4008-43 703x3 : N67-3008-48 : N80-2006-43 : N80-2608-43 M2.6 x 8 (Br-Tap) : N87-2608-48...
Page 183 IC300 IC325 TC7SET126FU-F 3625MGP396GP CONTROL UNIT BER_CLK BER_CLK_L CN402 X53-414 FINAL UNIT BER_EN BER_DAT Q203 Q202 Q201 IC603 TX UNIT CN402 X45-382 A/5 BER_DAT_L CN802 RD01MUS1 2SC5337 2SC3356-A(R24) XC6204B332M IC10 X56-312 A/3 IC315 D11,16 450~480MHz IC301 IC319~IC321 PLL_12_SCLK4, PLL_12_SDo4 RA13H4452M101 ADF4001BRUZ CN22 L709CER...
Page 184 TEST/SPKR (PANEL ViEW) FINAL UNIT CONTROL I/O (PANEL VIEW) X45-382 E/5 CN923 CN905 CN960 CN920 VOLUME_IN VOLUME_IN 33MPU 33MPU J901 50MPU 50MPU TX UNIT 33AUD 33AUD X56-312 B/3 TX UNIT PTT_TXD_SCM SR_oE SR_oE X56-312 C/3 SCM_EN SCM_EN OPTION (OCXO) SR_CLK SR_CLK HOOK_RXD_SCM KXK-3...

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