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Kenwood NX-800 manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    © 2007-12 PRINTED IN JAPAN B51-8803-00 ( S ) 343 UHF DIGITAL TRANSCEIVER NX-800 SER VICE MANUAL This product uses Lead Free solder. Panel assy (A62-1162-03) Key top (K29-9401-03) Metallic cabinet (A01-2194-11) Microphone (T91-0639-35) GENERAL .................................................................. 2 SYSTEM SET-UP .......................[...]

  • Page 2

    NX-800 2 Document Copyrights Copyright 2007 by Kenwood Corporation. All rights reserved. No part of this manual may be reproduced, translated, distributed, or transmitted in any form or by any means, elec- tronic, mechanical, photocopying, recording, or otherwise, for any purpose without the prior written permission of Kenwood. Disclaimer While eve[...]

  • Page 3

    NX-800 3 4. PLANNING THE INSTALLATION 4-1. General Inspect the vehicle and determine how and where the ra- dio antenna and accessories will be mounted. Plan cable runs for protection against pinching or crushing wiring, and radio installation to prevent overheating. 4-2. Antenna The favored location for an antenna is in the center of a large, flat [...]

  • Page 4

    NX-800 4 SYSTEM SET -UP Merchandise received License and frequency allocated by FCC Choose the type of transceiver Transceiver programming See page 5. A personal computer (IBM PC or compatible), programming interface (KPG-46/46A), and programming software (KPG-111D) are required for programming. Are you using the remote kit? Are you using the ignit[...]

  • Page 5

    NX-800 5 1. Modes Mode Function User mode For normal use. Panel test mode Used by the dealer to check the funda- mental characteristics. Panel tuning mode Used by the dealer to tune the audio. PC mode Used for communication between the radio and PC. Data programming Used to read and write frequency data mode and other features to and from the radio[...]

  • Page 6

    NX-800 6 5-3. KPG-46/KPG-46A description (PC programming interface cable: Option) The KPG-46/46A is required to interface the transceiver to the computer. It has a circuit in its D-sub connector (KPG-46 : 25-pin, KPG-46A : 9-pin) case that converts the RS-232C logic level to the TTL level. The KPG-46/46A connects the 8-pin microphone connector of t[...]

  • Page 7

    NX-800 7 3. • How to enter the password with the microphone keypad; If you press a key while “CLONE LOCK” is displayed, the number that was pressed is displayed on the transceiver. Each press of the key shifts the display in order to the left. When you enter the password and press the [ * ] key, “CLONE MODE” is displayed if the entered pa[...]

  • Page 8

    NX-800 8 INST ALLA TION 1. Ignition Sense Cable (KCT-46 : Option) The KCT-46 is an optional cable for enabling the ignition function. The ignition function lets you turn the power to the transceiver on and off with the car ignition key. 1-1. Connecting the KCT-46 cable to the transceiver 1. Open the KCT-46 fuse holder and insert a mini blade fuse ([...]

  • Page 9

    NX-800 9 r CN2 u t E37-1113-05 y 2. Horn Alert/P.A. Relay Unit (KAP-2 : Option) The Horn alert (max. 2A drive), Public address and External speaker function are enabled by installing the KAP-2 in the transceiver. 2-1. Installing the KAP-2 unit in the transceiver (The kit A is not used in the KAP-2 accessories) 1. Remove the cabinet, top packing and[...]

  • Page 10

    NX-800 10 INST ALLA TION ■ Install the KRK-10 main panel onto the transceiver 4. Insert the flat cable that was removed in step 2 above into the connector (CN1) of the interface unit (A/2) of the KRK- 10 main panel (A62-1101-11). ( u ) Note : The terminal side of the flat cable must face down when inserting the flat cable into the connector. 5. F[...]

  • Page 11

    NX-800 11 INST ALLA TION ■ Connect the KRK-10 main panel to the rear panel with the cable 8. Insert one 14-pin connector of the cable (E30-7514-15) into the connector (CN3) of the interface unit (A/2) of the main panel. ( !1 ) Note : Insert the connector that has a sticker onto the cable to the connector of the main panel. 9. Secure the cable bus[...]

  • Page 12

    NX-800 12 4 5 Square plug (E59-0419-05) Black/White lead Black lead Insulating cover (F29-0481-15) Fig. 5-3 3 2 1 6 5 4 ■ KAP-2 Cable (E37-1113-15) 6-pin Connector Pin No. Color Name 1 Red HR2 2 Blue GND 3 Yellow OSP 4 Green ESP 5 Brown GND 6 Black HR1 INST ALLA TION 5. External Speaker (Option) 5-1. KES-3 The KES-3 is an external speaker for the[...]

  • Page 13

    NX-800 13 INST ALLA TION TX-RX unit (A/2) Solder land OPT10 OPT11 AGND 26P_RD 26P_TD TXD2 RXD2 OPT1 OPT3 OPT4 OPT5 5V_1 DTI OPT8 TXO OPT7 OPT2 OPT9 RXEO TXI RXEI OPT6 POW 33V 5V_2 DGND GPS receiver Fig. 6-1 3M Double coated cushion No. 4016 (or No. 4416) 30 x 25 mm 3M Double coated cushion No. 4016 (or No. 4416) 30 x 25 mm GPS receiver q w Fig. 6-2[...]

  • Page 14

    NX-800 14 INST ALLA TION CN1 CN595 GPS receiver VGS-1 TX-RX unit (A/2) Solder land OPT10 OPT11 AGND 26P_RD 26P_TD TXD2 RXD2 OPT1 OPT3 OPT4 OPT5 5V_1 DTI OPT8 TXO OPT7 OPT2 OPT9 RXEO TXI RXEI OPT6 POW 33V 5V_2 DGND GPS receiver Fig. 6-4 Fig. 6-5 6-2. Installing the GPS receiver together with the VGS-1 1. Remove the cabinet, top packing and shielding[...]

  • Page 15

    NX-800 15 ■ Removing the speaker hardware fixture (J21-8481-03) and holder (J19-5485-02) 1. Remove the speaker lead from the holder hook. ( q ) 2. Remove the speaker connector from the display unit con- nector (CN902). ( w ) 3. When removing the speaker hardware fixture, insert a flat- head screwdriver at the position shown in Figure 2-1 and tilt[...]

  • Page 16

    NX-800 16 ■ Top packing installation procedure 1. Place the top packing over the shielding plate. 2. Fit the convex tab of the top packing into the hollow of the chassis. ( q ) 3. Fit the chassis into the groove of the top packing. ( w ) Verify that the top packing is in close contact with the chassis. q w ■ FINAL shield case (F10-2489-03) inst[...]

  • Page 17

    NX-800 17 q w ■ Installing the holder (J19-5485-12) and speaker hardware fixture (J21-8481-03) 1. Insert two tabs of the holder (J19-5485-12) into the hol- lows in the top of the panel. ( q ) 2. Push the two tabs of the holder in on the opposite side of those in step 1 above and fit them into the hollow in the bottom of the panel. ( w ) Note : Pu[...]

  • Page 18

    NX-800 18 3. Receiver System 3-1. RF circuit The front-end circuit consists of former BPF (D212, D213), RF amplifier Q210, and latter BPF (D207, D208, D209 and D210). The BPF covers frequency ranges 450 to 520MHz. The latter BPF (D207, D208, D209 and D210) attenuates the unwanted signals, and sends only the necessary signal to the first mixer. 1. O[...]

  • Page 19

    NX-800 19 3-3. IF circuit The first IF signal is passed through a four-pole monolithic crystal filter (XF202) to reject adjacent channel signal. The filtered first IF signal is amplified by the first IF amplifier (Q204, Q205) and then applied to the lF system IC (IC202). The IF system IC provides a second mixer, AGC amplifier, and RSSI (Received Si[...]

  • Page 20

    NX-800 20 4-3. Drive and Final amplifier The transmit signal obtained from the TX VCO buffer am- plifier Q9, is amplified to approximately +17dBm by the driver amplifiers Q10, Q101 and Q102. This amplified signal is passed to the power amplifier module(power module)IC102, which consists of a MOS-FET amplifier and capable of transmission output powe[...]

  • Page 21

    NX-800 21 CIRCUIT DESCRIPTION 5. PLL Frequency Synthesizer 5-1. VCTCXO (X1) VCTCXO (X1) generates a reference frequency of 19.2MHz for the PLL frequency synthesizer. This reference frequency is applied to pin 9 of the PLL IC (IC3) and connected to IF circuit as a 2nd local signal through Tripler. The VCTCXO oscillation frequency is determined by DC[...]

  • Page 22

    NX-800 22 6. Control Circuit The control circuit consists of CPU (IC510) and its periph- eral circuits. IC510 mainly performs the following; 1) Switching between transmission and reception by PTT signal input. 2) Reading system, zone, frequency, and program data from the memory circuit. 3) Sending frequency program data to the PLL. 4) Controlling s[...]

  • Page 23

    NX-800 23 CIRCUIT DESCRIPTION D401 DET Q401 INV IC402 AV R IC403 AV R IC407 80T SW Q408 80R SW IC410 DC/DC IC404 AV R Q409 50R SW Q404 SB SW Q412 50MC SW IC401 DET IC405 DC/DC 50MC SBC CN405 RS-232C Driver IC408 AV R 33A 33A-2 ASIC (Analog) 33M ASIC, DSP I/O Flash memory +B +B SB 80C 80R 80T TXC /OVRB /BINT RXC SBC RXC 150C 50C 50R Final Amp Audio [...]

  • Page 24

    NX-800 24 TX-RX unit (X57-7390-10) : NX-800 Ref. No. Part Name Description IC1 MOS-IC Temp sensor IC2 MOS-IC Buffer AMP (TCXO modulation) IC3 MOS-IC PLL IC IC4 MOS-IC Buffer AMP (VCO tune) IC5 MOS-IC VCO modulation/Buffer AMP (CV) IC101 MOS-IC Auto Power Control IC102 MOS-IC Final AMP (RF Power Module) IC103 MOS-IC Auto Power Control IC201 MOS-IC B[...]

  • Page 25

    NX-800 25 COMPONENTS DESCRIPTION Ref. No. Part Name Description IC516 MOS-IC LEVEL SHIFT (RXDO/CTSO) IC517 MOS-IC I/O EXPANDER IC518 MOS-IC RS-232C Driver IC701 MOS-IC LPF (RXAF) IC702 MOS-IC LPF (MOD) IC703 MOS-IC LPF (APC/DEO) IC704 MOS-IC Buffer AMP (2nd IF DET) IC705 MOS-IC BRF/Buffer AMP (SQ) IC706 MOS-IC LPF/SUM AMP IC707 MOS-IC RXAF/RXEI SW [...]

  • Page 26

    NX-800 26 Ref. No. Part Name Description D903 DIODE Line protection (AUXIO1) D904 DIODE Line protection (AUXIO2) D905,906 ZENER DIODE OVER DC Supply protection D907 DIODE Line protection (AUXIO3) D908 DIODE Line protection (AUXIO4) D909 DIODE Reverse Current Prevention (SB) D910 ZENER DIODE OVER DC Supply protection D911 DIODE Line protection (AUXI[...]

  • Page 27

    NX-800 27 P ARTS LIST CAP A CIT ORS 1 = T ype ... ceramic, electrolytic , etc. 2 = Shape ... round, square, ect. 3 = T emp . coefficient 4 = V oltage rating 5 = V alue 6 = T olerance Color* CC45 Capacitor value 010 = 1pF 100 = 10pF 101 = 100pF 102 = 1000pF = 0.001 µ F 103 = 0.01 µ F 22 Multiplier 2nd number 1st number 0 = 22pF CC 45 TH 1H J 220 1[...]

  • Page 28

    NX-800 P ARTS LIST ∗ New Parts. indicates safety critical components. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. L : Scandinavia K : USA P : Canada Y : PX (Far East, Hawaii) T : England E : Europe Y : AAFES (Europe) X : Australia M : Oth[...]

  • Page 29

    NX-800 P ARTS LIST Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) 29 J31-0551-05 COLLAR L901,902 L41-1095-39 SMALL FIXED INDUCTOR(1.0UH) L903-905 L92-0140-05 CHIP FERRITE L906 L92-0163-05 BEADS CORE L907 L92-0140-05 CHIP FERRITE L908 L92-0163-05 BEAD[...]

  • Page 30

    NX-800 P ARTS LIST 30 Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) C8 CC73HCH1H080B CHIP C 8.0PF B C9 CK73HB1E103K CHIP C 0.010UF K C10 CC73HCH1H390J CHIP C 39PF J C11 CK73FB1A106K CHIP C 10UF K C12 CC73HCH1H080B CHIP C 8.0PF B C13 CK73HB1E103K CHI[...]

  • Page 31

    NX-800 P ARTS LIST Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) 31 C207,208 CK73HB1E103K CHIP C 0.010UF K C210 CK73HB1A104K CHIP C 0.10UF K C211 CC73HCH1H100B CHIP C 10PF B C212,213 CK73HB1A104K CHIP C 0.10UF K C214 CC73HCH1H680J CHIP C 68PF J C215[...]

  • Page 32

    NX-800 P ARTS LIST 32 Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) C441,442 CK73HB1E103K CHIP C 0.010UF K C443,444 CK73GB1E105K CHIP C 1.0UF K C445 CK73FB1A106K CHIP C 10UF K C446 C92-0765-05 CHIP TNTL 4.7UF 16WV C447 CK73HB1A224K CHIP C 0.22UF K C[...]

  • Page 33

    NX-800 P ARTS LIST Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) 33 C757 CC73HCH1H150J CHIP C 15PF J C761 CK73HB1E103K CHIP C 0.010UF K C762,763 CK73HB1A104K CHIP C 0.10UF K C764 CC73HCH1H220J CHIP C 22PF J C765,766 CK73GB1E105K CHIP C 1.0UF K C767 [...]

  • Page 34

    NX-800 P ARTS LIST 34 Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) L214 L40-1875-92 SMALL FIXED INDUCTOR(18NH) L215 L39-1498-05 TOROIDAL COIL L216-219 L34-4565-05 AIR-CORE COIL L221 L41-1878-14 SMALL FIXED INDUCTOR(18NH) L222 L41-6878-14 SMALL FIXE[...]

  • Page 35

    NX-800 P ARTS LIST Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) 35 R142 RK73HB1J104J CHIP R 100K J 1/16W R143 RK73GB2A000J CHIP R 0.0 J 1/10W R144 RK73HB1J824J CHIP R 820K J 1/16W R145 RK73HB1J823J CHIP R 82K J 1/16W R146,147 RK73HB1J104J CHIP R 10[...]

  • Page 36

    NX-800 P ARTS LIST 36 Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) R410 RK73HB1J684J CHIP R 680K J 1/16W R411 RK73HB1J104J CHIP R 100K J 1/16W R413 RK73HB1J474J CHIP R 470K J 1/16W R415 RK73HB1J332J CHIP R 3.3K J 1/16W R417 RK73HB1J473J CHIP R 47K [...]

  • Page 37

    NX-800 P ARTS LIST Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) 37 R652 RK73HB1J104J CHIP R 100K J 1/16W R654 RK73GB2A000J CHIP R 0.0 J 1/10W R656 RK73HB1J471J CHIP R 470 J 1/16W R658 RK73GB2A000J CHIP R 0.0 J 1/10W R659-661 RK73HB1J104J CHIP R 100[...]

  • Page 38

    NX-800 P ARTS LIST 38 Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) R825,826 RK73HB1J103J CHIP R 10K J 1/16W R827 RK73HB1J332J CHIP R 3.3K J 1/16W R828 RK73HB1J000J CHIP R 0.0 J 1/16W R831 RK73HB1J000J CHIP R 0.0 J 1/16W R833-835 RK73HB1J101J CHIP R[...]

  • Page 39

    NX-800 P ARTS LIST Ref. No. Parts No. Description Address New parts Ref. No. Parts No. Description Address New parts Destination Destination TX-RX UNIT (X57-7390-11) 39 Q101 2SC5108(Y)F TRANSISTOR Q102 ∗ 2SC5455-A TRANSISTOR Q105 DTC114EE DIGITAL TRANSISTOR Q106 2SK1830F FET Q201 DTA114EE DIGITAL TRANSISTOR Q202 DTC144EE DIGITAL TRANSISTOR Q203 2[...]

  • Page 40

    40 NX-800 A B 1 2 3 1 37 34 27 36 Cx2 Cx2 35 Cx2 Dx2 Dx2 Dx3 Dx3 D D 28 29 B B 38 64 D 23 D IC715 IC403 IC102 Bx2 26 TX-RX unit (A/2) (X57-) 25 D D Dx2 40 21 39 65 D D Dx2 A A 55 41 20 D D 5 42 TX-RX unit (B/2) (X57-) 43 701 702 703 704 707 705 706 60 4 11 32 32 52 62 59 56 53 32 32 54 Display unit (X54-) 24 57 8 7 EXPLODED VIEW Parts with the expl[...]

  • Page 41

    41 NX-800 P ACKING C D 1 2 3 Parts with the exploded numbers larger than 700 are not supplied. 46. P ACKING FIXTURE (H12-4236-05) 51. MIC HOLDER (J19-1584-15) 63. MICROPHONE (T91-0639-35) 30. FUSE(BLADE TYPE)15A/32V (F52-0024-05) 45. P ACKING FIXTURE (H12-4235-05) 712 22. DC CORD ASSY (E30-7523-35) 58. BRACKET (J29-0726-03) 61. SCREW SET (N99-2039-[...]

  • Page 42

    TROUBLE SHOOTING NX-800 42 Fault diagnosis of the BGA (Ball Grid Array) IC Overview: A flowchart for determining whether or not the transceiver can be powered on (the LCD does not function even if the power switch is turned on) due to broken BGA parts. BGA parts: ASIC (IC510), DSP (IC502), FLASH (IC501), SRAM (IC503) When the BGA IC is problematic,[...]

  • Page 43

    TROUBLE SHOOTING NX-800 43 ● When an error display appears on the LCD. The LCD displays "INIT ERROR1". An error occurs when the ASIC internal RAM reads or writes. The ASIC may be broken. The LCD displays "INIT ERROR2". An error occurs when the DSP internal RAM reads or writes. The DSP may be broken. The LCD displays "INIT[...]

  • Page 44

    ADJUSTMENT NX-800 44 Controls Panel Test Mode ■ Test mode operation features This transceiver has a test mode. To enter test mode, press and hold the [ ] key while turning the transceiver power ON. Before the transceiver enters test mode, the frequency version information appears on the LCD mo- mentarily. Test mode can be inhibited by programming[...]

  • Page 45

    ADJUSTMENT NX-800 45 ■ Frequency and Signaling The transceiver has been adjusted for the frequencies shown in the following table. When required, readjust them following the adjustment procedure to obtain the frequencies you want in actual operation. • Test frequency CH RX (MHz) TX (MHz) 1 485.05000 485.10000 2 450.05000 450.10000 3 519.95000 5[...]

  • Page 46

    ADJUSTMENT NX-800 46 ■ 5 reference level adjustments frequency Tuning point RX (MHz) TX (MHz) Low 450.05000 450.10000 Low’ 467.55000 467.60000 Center 485.05000 485.10000 High’ 502.55000 502.60000 High 519.95000 519.90000 ■ Key operation Key Function Push Hold (1 second) [ ] / [ ] Adjustment value up/down Continuation up/down [ ] / [ ] Volum[...]

  • Page 47

    ADJUSTMENT NX-800 47 Aw An Nn Nv Adjust item Order Adjusutment item Main LCD Sub-LCD display (Analog Wide) (Analog Narrow) (NXDN Narrow) (NXDN Very Narrow) Number display Adjustment range 12 QT Deviation QT - 11 -- Transmitter 1~1024 Section 8 13 DQT Deviation DQT - 11 -- Transmitter 1~1024 Section 9 14 LTR Deviation LTR - 11 -- Transmitter 1~1024 [...]

  • Page 48

    ADJUSTMENT NX-800 48 ■ Panel tuning mode flow chart LCD Contrast CNTR 5 reference level Adjustments Adjustment Item LCD Display N/W/VN For all adjustment items, press the [ ] key to write the adjustment value. 5 reference level Adjustments 5 reference level Adjustments exit 5 reference level Adjustments [ ■ ] 5 reference level Adjustments 5 ref[...]

  • Page 49

    ADJUSTMENT NX-800 49 Test Equipment Required for Alignment Test Equipment Major Specifications 1. Standard Signal Generator Frequency Range 400 to 520MHz (SSG) Modulation Frequency modulation and external modulation Output -127dBm/0.1 µ V to greater than -20dBm/22.4mV * When performing the Frequency adjustment, the following accuracy is necessary.[...]

  • Page 50

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel test mode ADJUSTMENT NX-800 50 Radio Check Section 0.3 ± 0.25ppm +24.255Hz~ +266.805Hz @485.1MHz 25W~35W 9.0A or less 21W~29W 9.0A or less 3.5W~6.5W 5.0A or less Dev: 3kHz at 5mV ± 1mV 1. Frequency check 2. High power c[...]

  • Page 51

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel test mode ADJUSTMENT NX-800 51 Common Section 1. Setting 2. LCD contrast 3. Receive Assist Transmit Assist 4. RTC oscillation frequency adjust Adjust the LCD contrast by looking. The sub LCD display and [V] indicator on t[...]

  • Page 52

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 52 5. Frequency adjust SSG ANT [PC test mode] Press [Start] button of “Auto Tuning”. Press [Apply] button to store the adjustment value after the automatic adjustment was finished. [PC te[...]

  • Page 53

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 53 2. Low Transmit Power Limit adjust 3. High Transmit Power adjust 4. Low Transmit Power adjust 5. Balance adjust *2 1) Adj item:[LOLMT] Adjust:[****] 2) Adj item: [L LOLMT] → [L’ LOLMT][...]

  • Page 54

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 54 6. Maximum Deviation (NXDN) adjust *3 [Narrow] [Very Narrow] 7. Maximum Deviation (Analog) adjust *3 [Narrow] [Wide] 1) Adj item:[Nn NDEV] Adjust:[****] Deviation meter LPF : 3kHz HPF : OF[...]

  • Page 55

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 55 8. QT Deviation adjust *4 [Narrow] [Wide] 9. DQT Deviation adjust *4 [Narrow] [Wide] 10. LTR Deviation adjust *4 [Narrow] [Wide] 11. DTMF Deviation adjust *4 [Narrow] [Wide] Deviation mete[...]

  • Page 56

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 56 12. Single Tone Deviation (2TONE deviation adjust) adjust *4 [Narrow] [Wide] 13. MSK Deviation adjust *4 [Narrow] [Wide] 14. CWID Deviation adjust *4 [Very Narrow] 1) Adj item:[An TONE] Ad[...]

  • Page 57

    ADJUSTMENT NX-800 57 1. AF level setting 2. Sensitivity 1 adjust (BPF adjust) SSG DVM AF VTVM Dummy load (4 Ω ) ANT Ext.SP connector Volume Up/Down knob to obtain 2.83V AF output. (2.0W @ 4 Ω load) Write the value as followings [L SENS1] / [Low] : 90 [L’ SENS1] / [Low’] : 119 [C SENS1] / [Center] : 150 [H’ SENS1] / [High’] : 184 [H SENS[...]

  • Page 58

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 58 3. Sensitivity 2 adjust (BPF adjust) 4. RSSI reference adjust *5 [Analog Narrow] [Analog Wide] [NXDN Very Narrow] SSG AF VTVM Oscilloscope Distortion meter Dummy load ANT Ext.SP connector [...]

  • Page 59

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 59 5. Open Squelch adjust *6 (Squelch level 5 adjust) [Analog Narrow] [Analog Wide] [NXDN Very Narrow] 1) Adj item:[An SQL] Adjust:[***] 2) Adj item: [AnL SQL] → [AnL’ SQL] → [AnC SQL] [...]

  • Page 60

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 60 6. Low RSSI at -118dBm adjust *7 [Analog Narrow] [Analog Wide] [NXDN Very Narrow] 1) Adj item:[An LRSSI] Adjust:[***] 2) Adj item: [AnL LRSSI] → [AnL’ LRSSI] → [AnC LRSSI] → [AnH?[...]

  • Page 61

    Item Condition Measurement Adjustment Specifications/ Remarks Test- equipment Unit Terminal Parts Unit Method PC test mode Panel tuning mode ADJUSTMENT NX-800 61 7. High RSSI at -80dBm adjust *8 [Analog Narrow] [Analog Wide] [NXDN Very Narrow] 8. Tight Squelch adjust (Squelch level 9 adjust) [Analog Narrow] [Analog Wide] 1) Adj item:[An HRSSI] Adju[...]

  • Page 62

    TERMINAL FUNCTION NX-800 62 Display unit (X54-3640-10) Pin No. Name Function CN901 (to TX-RX unit A/2 CN597) 1~6 SPO Speaker input. 7 GND Ground. 8 80C 8V input. 9,10 SB Power input of switched power supply. 11 NC Non-connection. 12 /PSW Detection signal output of power switch. 13,14 GND Ground. 15 MIC MIC signal output. 16 ME MIC ground. 17 GND Gr[...]

  • Page 63

    TERMINAL FUNCTION NX-800 63 Pin No. Name Description 7 SHIFT Control signal output of Beat-shift function 8~11 GND Ground 12 /PRST Display CPU reset signal output 13 AFO RX filtered AF signal output 14 GND Ground 15 ME MIC ground 16 MIC MIC signal input 17,18 GND Ground 19 /PSW Detection signal input of power switch 20 NC Non-connection 21,22 SB Po[...]

  • Page 64

    TERMINAL FUNCTION NX-800 64 Pin No. Name Description J901 (ACC. D-Sub 25pin) 1N C 2 RXD1 3T XD1 4 AUXIO9 5D I 6 MI2 7 GND 8 AUXIO8 9T XD2 10 RXD2 11 GND 12 AUXIO7 Refer to 13 AUXIO6 "D-sub 25-pin connector specification". 14 SB 15 AUXO2 16 AUXO1 17 AFO 18 GND 19 DEO 20 AUXIO5 21 AUXIO4 22 AUXIO3 23 AUXIO2 24 AUXIO1 25 ME Solder Land Name [...]

  • Page 65

    TERMINAL FUNCTION NX-800 65 CN595 26-pin connector specification Pin No. Pin Name I/O Signal Type Rating and Condition Parameter Min Typ Max Unit VIH 2.7 - 3.5 V 1 OPT1 I/O Digital/CMOS Out/CMOS Inwith Interrupt VIL -0.3 - 0.7 V VOH(Io=-2mA) 2.8 - 3.4 V VOL(Io=2mA) - - 0.7 V VIH 2.7 - 3.5 V 2 OPT3 I/O Digital/CMOS Out/CMOS Inwith Interrupt VIL -0.3[...]

  • Page 66

    TERMINAL FUNCTION NX-800 66 Pin No. Pin Name I/O Signal Type Rating and Condition Parameter Min Typ Max Unit Input Level - 0.6 - Vp-p 16 DTI I Analog Coupling Capacitor - 0.1 - uF Input Impedance 22 - - k Ω VIH 2.7 - 3.5 V 17 OPT8 I/O Digital/CMOS Out/CMOS Inwith Interrupt VIL -0.3 - 0.7 V VOH(Io=-2mA) 2.8 - 3.4 V VOL(Io=2mA) - - 0.7 V VIH 2.7 - [...]

  • Page 67

    TERMINAL FUNCTION NX-800 67 CN595 26-pin connector specification Pin No. Pin Name Device I/O Connection Description/Function [COR] Conv/LTR L: Not activity receiving H: Activity receiving [TOR] 1 OPT1 ANI board O Aux Input Conv/LTR L: Not activity receiving H: Activity receiving [LOK] Conv L: TX Complete VGS-1 I BUSY BUSY indication 2 OPT3 ANI boar[...]

  • Page 68

    TERMINAL FUNCTION NX-800 68 Pin No. Pin Name Device I/O Connection Description/Function 18 OPT11 ANI board O Man-Down Man-Down signal output VGS-1 - - - 19 OPT7 ANI board I MIC Mute MIC mute signal input VGS-1 - - - 20 OPT2 ANI board I Aux Output Emergency signal input VGS-1 - - - 21 TXO ANI board - - - VGS-1 - - - 22 RXEO ANI board - - - VGS-1 - -[...]

  • Page 69

    TERMINAL FUNCTION NX-800 69 D-sub 25-pin connector specification Pin No. Pin Name I/O A/D Rating and Condition Parameter Min Typ Max Unit 1N C - - - Input Voltage Range -30 30 V Threshold Low 0.5 1.3 V 2 RXD1 I Digital Threshold High 1.75 2.6 V Baud Rate 115200 bps CL 100 pF Voltage Swing (3k Ω Load) ± 5 ± 9V 3 TXD1 O Digital Baud Rate 115200 b[...]

  • Page 70

    TERMINAL FUNCTION NX-800 70 Pin No. Pin Name I/O A/D Rating and Condition Parameter Min Typ Max Unit The type of this port is open collector. 16 AUXO1 O Digital VOL 0.4 V IOL -500 mA Output Level 0.7 Vp-p 17 AFO O Analog Coupling Capacitor 0.1 uF allowable Load 100 - - k Ω allowable freq 300 3000 Hz 18 GND - GND Output Level - 0.28 - Vp-p Couplin[...]

  • Page 71

    71 ABCD E FG H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CN901 C902 C903 C906 C904 C905 25 25 14 14 1 1 13 13 C915 D906 J79-0130-19 B/2 J79-0130-19 B/2 J901 D901 D902 D903 D904 D907 D908 D909 D910 D911 D912 D913 D914 SB NC/RSSI SB SB SB SB AFO SB 50C GND DI/RTS MI2 DEO GND ME AUXO2 RXD0 AUXO1 TXD0 AUXIO5 AUXIO9/CTS AUXIO4 AUXIO8 AUXIO3 TXD2/AUXIO9 AUXIO[...]

  • Page 72

    72 J I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 C20 C21 R401 2 1 CV R415 R417 C125 R117 J79-0130-19 A/2 R630 R826 R632 R633 R634 R636 R637 R445 R640 1 6 7 12 13 18 19 24 R644 C419 C805 C612 R842 C613 C614 R650 C615 C421 R651 C422 C618 R654 R656 R658 C435 C820 C438 C440 R672 R673 R674 C448 33V 5V_2 DGND R678 C449 R684 BSC1 BSC0 DGND FLDM R68[...]

  • Page 73

    73 JKL M N O P Q R S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 S G D D G S C20 C21 CV R417 C202 C201 CD201 1 12 13 24 Q105 Q106 6 L108 L109 C471 IC203 4 1 5 8 RAGC VA G C IFDET LO GND BPF D21 L1 4 1 5 8 4 1 5 8 R131 4 1 5 8 L31 L32 L33 R10 L35 + + + R353 R1 1 6 7 12 13 18 19 25 IC102 34 + Q212 C13 C19 3 1 4 6 R210 C31 C32 C35 R221 R342 C37 C38 R230 C47 C48 [...]

  • Page 74

    74 J I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 S G D G S D G D C E E B + 3 1 4 6 4 1 5 8 XF202 R213 C39 C45 R232 C46 C49 R235 C50 R R243 R244 C208 C60 C211 C61 R442 C64 Q10 C214 C C215 C216 C66 C67 C69 C70 C73 C74 C76 R262 R263 R265 R266 R267 R269 C81 C84 C234 R271 C85 C86 R273 R274 C238 C240 C242 C243 C246 C98 C252 C256 Q101 Q102 R299 C26[...]

  • Page 75

    75 JKL M N O P Q R S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 S G D G S D S G D S G D S G D S G D S G D 3 1 4 4 1 5 8 4 4 1 5 8 1 5 8 4 1 5 8 6 SB NC/RSSI SB SB SB SB AFO SB 50C GND DI/RTS MI2 DEO GND ME AUXO2 RXD0 AUXO1 TXD0 AUXIO5 AUXIO9/CTS AUXIO4 AUXIO8 AUXIO3 TXD2/AUXIO9 AUXIO2 RXD2/DI AUXIO1 AUXIO6/BER CK AUXIO7/BER DT + + C E E B + 3 1 4 6 3 1 4 5 4[...]

  • Page 76

    76 J I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 D G S D G S J901 DM/KVL DM/KVL MIC MIC PTT/TXD PTT/TXD SB SB HK/RXD HK/RXD ME ME E E BLC/AFO BLC/AFO R921 R923 R924 R925 R945 C923 C924 C925 R962 R967 R968 R969 R970 R971 R972 R973 R974 R981 R982 C949 C950 C951 C952 C953 C954 C955 C956 C963 D912 D915 D916 D919 D920 D921 D922 D927 D931 D932 Q90[...]

  • Page 77

    77 JKL M N O P Q R S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R904 R920 R923 R924 C924 C925 R972 R973 R974 R981 R982 C963 D908 D911 D917 D918 D923 D924 D925 D926 D928 D933 D934 CP912 R900 R978 R979 /WR AO /RES /CS 20 C962 C966 IC910 IC913 1 24 25 48 CP910 P 917 L907 R928 R964 R966 R986 R992 C959 50 51 75 76 R998 C960 C961 IC912 8 5 10 11 1 20 1 4 D937 Q913[...]

  • Page 78

    NX-800 SCHEMA TIC DIAGRAM 78 7.84V 14.34V R : 1.73V T : 1.66V 0V 1.88V 0V R : 13.55V T : 13.02V 3.28V 3.30V T : 4.96V 4.99V R : 0V R : 4.96V T : 0V R : 0V T : 8.01V R : 8.01V T : 0V R : 8.01V T : 0V R : 8.03V T : 7.97V R : 0V T : 7.96V 1.88V 3.29V T : 3.50V R : 3.62V 4.99V 0V 5.01V 3.32V 3.29V R : 13.57V T : 13.09V R : 13.57V T : 13.07V 2.97V 0V 3.[...]

  • Page 79

    SCHEMA TIC DIAGRAM NX-800 1.65V 0.64V 0V 3.26V 3.31V 3.17V 3.21V 3.31V 3.31V 4.97V 3.29V FC-T : 6.61V FC-R : 7.08V 14.34V 14.30V 13.72V 0.92V 4.95V 1.44V 1.65V I2CCK I2CDT R77 /PCS_RF TCXO_MOD R80 0 R22 1k 0 R7 10k C14 1u C25 100p 2SC5383-T111 Q1 SDO1 R81 SCK1 R76 4 3 INPUT+ C29 100p INPUT - 470k R31 47k 5 LMC7101BIM5 OUTPUT V+ 2 1 IC4 V- PLD R30 1[...]

  • Page 80

    NX-800 SCHEMA TIC DIAGRAM W : 0V N : 3.29V W : 0.99V N : 1.09V W : 2.89V N : 0.29V 4.97V W : 0.99V N : 1.09V 4.92V W : 3.27V N : 0.02V 0.66V 4.86V 4.35V 0.74V 4.87V 4.98V 1.65V 1.65V 4.21V T : 3.31V R : 0.02V R : 0V T : 3.47V T : 0V R : 3.21V 0.74V R : 3.07V T : 3.05V 3.94V 470p 5 4 3 2 1 8 9 7 6 12 11 10 R215 SW C201 (W/N) 0.01u Q202 DTC144EE C204[...]

  • Page 81

    SCHEMA TIC DIAGRAM NX-800 1.39V 1.39V 4.95V 0.74V 4.34V 1.20V 1.76V 4.75V 4.80V 1.19V 1.79V 3.29V 4.33V 0.93V R : 2.81V T : 0V 7.92V 0.87V 0.15V R : 0V T : 4.94V R : 2.14V T : 4.26V 1.14V 0.52V 7.60V 2SC5636 C83 100p R263 R220 R221 IF_DET MCP6021-E/OT IC201 C212 0.1u R212 0 10 C213 0.1u R211 1k C224 0.01u V oUT BUFFER AMP (2nd IF DET) 3 VIN+ 2 VSS [...]

  • Page 82

    NX-800 SCHEMA TIC DIAGRAM FH : 5.64V 14.33V FC : 3.69V FL : 1.60V 14.33V FL : 3.70V FC : 6.16V FH : 9.21V 8.01V 2.62V 3.37V FC-L : 0.81V FC-H : 2.32V FC-L : 3.34V FC-H : 13.01V FC-L : 13.38V R : 0V T : 0.78V FC-H : 3.77V R : 0V T : 1.59V -t 100k TH102 C194 470p R161 3.3k GND NJM2904V -ZB TV2 R285 R282 0 C289 0.1u V- BUFFER AMP (BPF TUNE) INPUT+ 10k[...]

  • Page 83

    SCHEMA TIC DIAGRAM NX-800 1.48V 3.31V R512 R507 100k R516 100k R531 R529 0 100k R527 HD7 /CS3 /WR 0.1u 0.1u C507 C509 0.1 C511 A14 A15 A11 A12 A13 A10 0.1u C513 0 R567 R560 150 MCDOAF MCSCKCN D9 D9 K9 A2 K6 A2 CVDD7 N3 HCS CVSS2 CVSS1 HD7 D VDD1 CVDD1 HAS CVDD2 CVSS3 D VSS1 C1 A1 B1 C2 A22 F1 F3 F2 G2 D4 E2 D3 D2 D1 E4 E3 E1 A12 A11 A10 A15 A14 A13[...]

  • Page 84

    NX-800 SCHEMA TIC DIAGRAM 3.31V 4.99V 3.31V 3.31V 3.31V 3.31V 3.31V 2A 1 7 (BER CLK/BER DA T A) BUFFER AMP 4 GND 3Y 2 5 Y1 A2 6 G2 TC7WT125FUF IC509 1G 1 0.01u C529 VCC 8 AIO7 AIO6 1u 1u C501 C502 D15 DQ15 A1 A1 A12 A12 D0 DQ0 /WR /WP /FRST D6 D4 D1 D3 A7 A4 A8 A2 A5 A0 A3 A6 A13 WP/ACC A17 A12 RESET RY/BY WE A9 A4 A7 A3 A8 /WR A13 A17 A12 A9 A4 A3[...]

  • Page 85

    SCHEMA TIC DIAGRAM NX-800 C13 OPT10SEL OPT5 OPT4 OPT1 OPT2 OPT3 OPT8 OPT7 OPT11 OPT6 I2CDT I2CCK SDO1 SCK1 TONESW /PCS SDO0 SCK0 /EVCS STSW R503 1k MIC RXAF W_/N CV BL VL THP2 BEEP TONE MOD KEY o2 MICADC0 MoDDA C MICADC1 MICVR SPDA C KEY o0 KEY o1 KEY o3 KEY o4 PWM2 SPCK0 SPCS02 SPCS00 SPCS01 SPCK1 SPCS12 SPCS11 SPCS10 1M R612 R687 4.7k R688 4.7k D[...]

  • Page 86

    NX-800 SCHEMA TIC DIAGRAM 1.48V 3.31V 3.29V L508 C541 10u6.3 C542 R692 100k THP VAG C RSSI ASSIST ASQAPC 1k R610 R605 R607 BSCAN0 BSCAN1 FCDADC TEST0 TEST2 TEST3 SQDA C TEST1 IF ADCP IF ADCN /DRST R691 100k /FRST 100k R701 D 1k R606 10k 0 R608 1k R845 L15 R17 G18 L17 N16 RST o R10 R12 R11 T13 U14 U13 H17 E16 P18 TDI TMS TDo TCK TRST RTCK RST E2 D1 [...]

  • Page 87

    SCHEMA TIC DIAGRAM NX-800 3.31V 3.31V RX-IF GND A VR (E23-1278-05) TX-DRIVE (E23-1278-05) RX-IF (E23-1278-05) TX-MODULE (E23-1278-05) RX-FRONT (E23-1278-05) VCO (E23-1278-05) CONTROL (E23-1278-05) DIGIT AL GND CN512 CN516 CN527 CN540 CN543 CN506 CN509 CN611 CN612 CN614 CN503 CN505 CN510 CN507 CN502 CN504 CN508 CN511 CN513 CN517 CN520 CN542 R548 0 R[...]

  • Page 88

    NX-800 SCHEMA TIC DIAGRAM 1.63V 1.63V 3.28V 1.62V 1.62V 3.26V R : 3.31V T : 0V 3.25V 1.63V 1.63V 3.28V 1.65V 1.65V 1.63V 1.63V 1.31V 1.31V 3.28V R : 0V T : 1.63V 1.62V 1.62V 3.28V 1.63V 1.63V 3.28V C750 8 1 68p C712 100k R710 330p C706 100k 3.3u C701 R705 100k R714 R716 C707 0 0.1u 0 R731 1 7 8 VDD MOD SMF LPF (MOD) C720 100k 0 100k R741 VSS 4 2 3 [...]

  • Page 89

    SCHEMA TIC DIAGRAM NX-800 0V 3.28V 1.64V 1.62V 1.62V 3.28V 3.28V 3.28V C717 TC75S51FE(F) TC75W51FK(F) LPF (APC/DEO) C718 220p oUT VDD VSS R718 C705 1200p 1 RXAF SMF C708 1200p R713 56k R708 68k R704 56k C702 1u C711 180p LPF (RXAF) 3 2 IC701 IN- VSS IN+ 1 APC SMF R703 10k R712 68k C709 220p 0 2 3 4 R715 1000p C821 R707 15k R709 8.2k SSM3K15TE(F) 47[...]

  • Page 90

    NX-800 SCHEMA TIC DIAGRAM 1.62V 3.28V 1.62V 1.62V 4.98V 3.28V 3.28V 1.62V 1.62V 3.28V 1.62V R807 150k 0.01u 0.1u 6 3 LEVEL SHIFT (TXD) R805 R769 4.7k C747 0.01u R756 C746 C743 0.01u R758 10k 15k R763 18k 0.01u SIDE TONE MUTE AF SW (AI TONE OPT9/VREF) VEE GND SSM3K15TE(F) Q703 TONE SW 12k R772 R771 100k C753 0.01u R782 15k R785 10k C769 C768 0.01u R[...]

  • Page 91

    SCHEMA TIC DIAGRAM NX-800 5.01V 5.01V 3.31V 4.98V 4.98V 4.98V 0V G1 GND A1 Y2 R636 0 4 1 2 3 R642 100k R641 100k R638 100k R637 10k R639 1k C613 0.01u Y1 5 A2 LEVEL SHIFT (TXDO/RTSO) C594 0.01u G2 VCC TC7WT126FU-F IC515 7 8 6 470k R689 R690 470k DRIVER RS-232C C612 1u LEVEL SHIFT D510 D509 1SS416 1SS416 (RXDO/CTSO) R652 C595 TC7WH126FU-F G1 A1 GND [...]

  • Page 92

    NX-800 SCHEMA TIC DIAGRAM 1.34V 6.38V 13.54V AUXIO7/BER DT AUXIO6/BER CK C611 1000p C597 1000p AUXIO9/CTS F501 C609 1000p C610 100p 3 4 5 1 2 NC/RSSI SB SB SB SB 7 8 9 10 6 DI/RTS 50C SB AFO SB C608 100p R654 0 C607 1000p C606 1000p RXD0 16 11 12 13 14 15 GND GND DEO MI2 ME 20 17 18 19 AUXO1 AUXO2 TXD0 AUXIO2 27 C605 1000p C604 1000p C603 1000p C60[...]

  • Page 93

    SCHEMA TIC DIAGRAM NX-800 93 4.98V 5.01V 5.01V 13.52V 5.01V 3.12V SPO 3 oUTY 4 LEVEL SHIFT (AND ITXD1/SCTXD) VCC 5 GND 1 INA INB 2 0.01u IC512 TC7SET08FU-F 0.01u C817 1000p 10k R634 1SS416 R633 PREVENTION (RXD) CURRENT REVERSE 100p C825 R632 D504 GND (DM) 1 4 RXD 2 3 TXD GND C588 1000p C589 R523 47k 470k R506 SHIFT/MODEL 7 NC 5C 5 6 C587 1000p DC S[...]

  • Page 94

    NX-800 SCHEMA TIC DIAGRAM -9.69V 2.23V 4.86V 5.02V ON HOOK : 0V 5.02V 5.02V 5.02V 5.02V 8.00V 5.02V 7.87V 5.02V 3.31V 0V 5.00V R :0V T : 5.00V 0.76V 4.99V R :1.98V T : 0V T : 1.86V R :0V T : 0V R : 5.00V 7.27V 8.00V 7.97V PREVENTION(HK/RXD) GND 100 V oUT GND BUFFER AMP (LCD CONTRAST ADJ) C945 0.01u 5C C933 PRO TECTION 5 C943 C1- NC 1000p C934 4.7u2[...]

  • Page 95

    SCHEMA TIC DIAGRAM NX-800 95 5.02V 5.02V 3.30V 3.30V 3.30V 3.30V -4.29V D15 D15 7 R946 0 35 12KEY_6 12KEY_10 12KEY_9 12KEY_8 RXD0 TXD0 DGND CP908 CP907 RXD0 TXD0 RXD1 TXD1 33C 0 R997 34 32 29 27 28 26 0 0 25 33 30 TXD1 NC NC 31 12KEY_7 RXD1 14 11.0592MHz 12KEY_3 12KEY_5 12KEY_4 24 23 22 1k 21 19 12KEY_1 12KEY_2 20 R942 LDM PTT/TXD0 DM/KVL R943 0 18[...]

  • Page 96

    NX-800 96 INTERCONNECTION DIAGRAM LCD X54-364*-** DISPLA Y UNIT INT SP DM PTT HK E MI C SB ME BLC 1 8 30 1 CN902 J901 SPO GND 1 2 CN905 V5 V4 V3 V2 V1 VD D VD D VSS D7 D6 D4 D5 D3 D2 D0 D1 /WR A0 /CS /RES 1 20 GND SPO SPO SPO PRST 80C GND SB SB PSW SPO NC GND GND ME MI C GND AFO SPO SHIFT 5C GND GND NC GND GND TXD RXD GND SPO CN901[...]

  • Page 97

    NX-800 97 INTERCONNECTION DIAGRAM TX-RX UNIT X57-739*-** AN T DGND CN595 OPT6 OPT2 AI 1 TD GN D OPT3 TXI 50C DT I NC OPT4 OPT7 RXEO OPT1 1 OPT1O RD AO 80C OPT9 RXEI OPT5 GN D OPT8 OPT1 J90 1 SB SPI SPO HO R GN D PA 1 30 30 1 CN705 A/2 R152 EXT SP NC SB RXD1 AUXO2 TXD 1 AUXO1 AUXIO9 AF O DI GN D MI 2 DE O GN D AUXIO 5 AUXIO8 AUXIO 4 TXD 2 AUXIO 3 RX[...]

  • Page 98

    NX-800 98 CN403 E41-0927-05 2 1 CN405 F401 F53-0328-05 X501 32.768kHz L77-1802-05 R567 150 C544 100p D408 1SS301F GND DCin (13.6V) +B DCDC Converter IC405 XC6204B332P1 50M 3.3V AVR IC402 33M XC6205B152PRN IC409 1.5V AVR 15M DC SW Q404 2SJ645 SB SBC_2 8V AVR 80C DC SW TXC 80T Q407 12A02CH DC SW RXC 80R 12A02CH Q408 50C IC404 5V AVR TA7805FQ DC SW RX[...]

  • Page 99

    NX-800 99 BLOCK DIAGRAM J701 E11-0425-05 R780 100k R781 100k 26pin Option Board CN595 POW 5V_1 26P_RD 26P_TD OPT10 OPT9 DTI AO AI RXEO RXEI TXO TXI OPT[1-8] OPT11 Display UNIT CN597 SCRXD TXD1 RXD1 IC512 TC7SET08FU-F SCTXD 80C 50C SB /PRST PBSHIFT AFO ME MI1 /PSW SPO I/O Expander AUXIO[1-9] AUXO1 AUXO2 50C BUFF IC513 TXD2 TC7SET08FU-F TXD2 MI2 ME 2[...]

  • Page 100

    NX-800 100 LEVEL DIAGRAM Receiver Section Transmitter Section 5.2mV rms MIC –118dBm –120.5dBm –114.5dBm 0dBm W :-85.5dBm N:-83.0dBm W :-92.0dBm N:-93.0dBm 0dBm –112.5dBm –121.5dBm –118.0dBm BPF D212,D213 BPF BPF CF RX VCO D207~D210 ANT Radio Frequency 58.05MHz 450kHz SG input level for 12dB SINAD are obtained Measured by connecting SG t[...]

  • Page 101

    NX-800 101 LEVEL DIAGRAM E1 K1 IC510 (ASIC) 4 Ω Audio Frequency AF VTVM AF level obtained when the AF output level is adjusted for 4.00V/4 Ω with the front panel AF VOL control. Measured with AF voltmeter connected to the external speaker jack, receiving a –53dBm SSG signal modulated at 1kHz, DEV . WIDE 3kHz (NARROW 1.5kHz). –82.0dBm –82.[...]

  • Page 102

    NX-800 2967-3, Ishikawa-machi, Hachioji-shi, T okyo, 192-8525 Japan P .O. BOX 22745, 2201 East Dominguez Street, Long Beach, 6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8 Rembrücker Str . 15, 63150 Heusenstamm, Germany Leuvensesteenweg 248 J, 1800 Vilvoorde, Belgium KENWOOD House, Dwight Road, W atford, Herts., Amsterdamseweg 37, 1422 AC[...]

  • Page 103

    71 ABCD E FG H I J 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CN901 C902 C903 C906 C904 C905 25 25 14 14 1 1 13 13 C915 D906 J79-0130-19 B/2 J79-0130-19 B/2 J901 D901 D902 D903 D904 D907 D908 D909 D910 D911 D912 D913 D914 SB NC/RSSI SB SB SB SB AFO SB 50C GND DI/RTS MI2 DEO GND ME AUXO2 RXD0 AUXO1 TXD0 AUXIO5 AUXIO9/CTS AUXIO4 AUXIO8 AUXIO3 TXD2/AUXIO9 AUXIO[...]

  • Page 104

    JKL M N O P Q R S I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 11 12 13 14 S G D D G S C20 C21 R401 2 1 CV R415 R417 C125 R117 C202 C201 CD201 J79-0130-19 A/2 R630 R826 R632 R633 R634 R636 R637 R445 R640 1 6 7 12 13 18 19 24 R644 1 12 13 24 C419 C805 C612 R842 C613 C614 R650 C615 C421 R651 C422 C618 R654 R656 R658 C435 C8[...]

  • Page 105

    JKL M N O P Q R S I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 11 12 13 14 S G D G S D G S D S G D S G D S G D S G D S G D 3 1 4 4 1 5 8 4 4 1 5 8 1 5 8 4 1 5 8 6 SB NC/RSSI SB SB SB SB AFO SB 50C GND DI/RTS MI2 DEO GND ME AUXO2 RXD0 AUXO1 TXD0 AUXIO5 AUXIO9/CTS AUXIO4 AUXIO8 AUXIO3 TXD2/AUXIO9 AUXIO2 RXD2/DI AUXIO1 AUXIO[...]

  • Page 106

    JKL M N O P Q R S I H G F E D C B A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 11 12 13 14 D G S D G S J901 DM/KVL DM/KVL MIC MIC PTT/TXD PTT/TXD SB SB HK/RXD HK/RXD ME ME E E BLC/AFO BLC/AFO R904 R920 R921 R923 R924 R925 R945 C923 C924 C925 R962 R967 R968 R969 R970 R971 R972 R973 R974 R981 R982 C949 C950 C951 C952 C953 C954 C955 C956 C9[...]

  • Page 107

    NX-800 SCHEMA TIC DIAGRAM Note : The components marked with a dot ( ● ) are parts of layer 1. 7.84V 14.34V R : 1.73V T : 1.66V 0V 1.88V 0V R : 13.55V T : 13.02V 3.28V 3.30V T : 4.96V 4.99V R : 0V R : 4.96V T : 0V R : 0V T : 8.01V R : 8.01V T : 0V R : 8.01V T : 0V R : 8.03V T : 7.97V R : 0V T : 7.96V 1.65V 0.64V 0V 3.26V 3.31V 3.17V 3.21V 3.31V 3.[...]

  • Page 108

    NX-800 NX-800 INTERCONNECTION DIAGRAM INTERCONNECTION DIAGRAM LCD X54-364*-** DISPLA Y UNIT TX-RX UNIT X57-739*-** AN T DGND CN595 OPT6 OPT2 AI 1 TD GN D OPT3 TXI 50C DT I NC OPT4 OPT7 RXEO OPT1 1 OPT1O RD AO 80C OPT9 RXEI OPT5 GN D OPT8 OPT1 INT SP J90 1 SB SPI SPO HO R GN D PA DM PTT HK E MI C SB ME BLC 1 8 1 30 30 1 30 1 CN902 J901 CN705 A/2 R15[...]

  • Page 109

    NX-800 NX-800 BLOCK DIAGRAM BLOCK DIAGRAM CN403 E41-0927-05 2 1 CN405 F401 F53-0328-05 X501 32.768kHz L77-1802-05 J701 E11-0425-05 R780 100k R781 100k R567 150 C544 100p D408 1SS301F GND DCin (13.6V) +B DCDC Converter IC405 XC6204B332P1 50M 3.3V AVR IC402 33M XC6205B152PRN IC409 1.5V AVR 15M DC SW Q404 2SJ645 SB SBC_2 8V AVR 80C DC SW TXC 80T Q407 [...]

  • Page 110

    NX-800 NX-800 LEVEL DIAGRAM LEVEL DIAGRAM 5.2mV rms E1 K1 IC510 (ASIC) MIC –118dBm –120.5dBm –114.5dBm 0dBm W :-85.5dBm N:-83.0dBm W :-92.0dBm N:-93.0dBm 0dBm –112.5dBm –121.5dBm –118.0dBm BPF D212,D213 BPF BPF CF RX VCO D207~D210 ANT 4 Ω Radio Frequency 58.05MHz 450kHz Audio Frequency SG input level for 12dB SINAD are obtained Measur[...]