Kenwood NEXEDGE NX-720 Page 63 Service Manual Download | Manualshive

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NX-720

63

调整

LTR频偏

LTR

LTR频偏

LTR

窄带

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窄带

窄带

窄带

窄带

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宽带

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宽带

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宽带

DTMF频偏

DTMF

DTMF频偏

DTMF

MSK频偏

MSK

MSK频偏

MSK

CW ID频偏

CWID

甚窄带

甚窄带

甚窄带

甚窄带

甚窄带

单音频偏

TONE

单音频偏

TONE

RSSI（参考）

RRSS

RSSI（参考）

RRSS

RSSI（参考）

RRSS

静噪（浅）

SQL

静噪（浅）

SQL

静噪（浅）

SQL

RSSI（低）

LRSS

RSSI（低）

LRSS

RSSI（低）

LRSS

RSSI（高）

HRSS

RSSI（高）

HRSS

RSSI（高）

HRSS

静噪（深）

SQLT

静噪（深）

SQLT

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5点基准电平调整

5点基准电平调整

5点基准电平调整

5点基准电平调整

5点基准电平调整

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Summary of Contents for NEXEDGE NX-720

Page 1: ...tive for the European market http www kenwoodhk com hk SERVICE MANUAL 维修手册 2012 11 PRINTED IN CHINA B53 7045 00 Y NX 720 VHF DIGITAL TRANSCEIVER VHF 数字模拟双模车载对讲机 Panel assy A62 1200 03 Badge B43 1675 04 Key top K29 9479 01 Modular jack E58 0535 05 C version C 版本模块化插孔按键面板组件徽标 ...

Page 2: ...s reserved No part of this manual may be reproduced translated distributed or transmitted in any form or by any means electronic mechanical photocopying recording or other wise for any purpose without the prior written permission of JVC KENWOOD Corporation Disclaimer While every precaution has been taken in the preparation of this manual JVC KENWOOD Corporation assumes no responsibility for errors...

Page 3: ...peration This equipment should be serviced by only qualified tech nicians PRE INSTALLATION CONSIDERATIONS 1 UNPACKING Unpack the radio from its shipping container and check for accessory items If any item is missing please contact KENWOOD immediately 2 PRE INSTALLATION CHECKOUT 2 1 Introduction Each radio is adjusted and tested before shipment How ever it is recommended that receiver and transmitt...

Page 4: ...If the cable must be extended be sure the additional wire is sufficient for the current to be carried and length of the added lead 4 INSTALLATION PLANNING CONTROL STATIONS 4 1 Antenna system The antenna system selection depends on many fac tors and is beyond the scope of this manual Your KEN WOOD dealer can help you select an antenna system that will best serve your particular needs 4 2 Radio loca...

Page 5: ...age 7 A personal computer programming interface KPG 46A 46U and FPU programming software are required for programming Frequency range MHz RF power Type Option Option Only when required Option Option Option Delivery See page 12 See page 13 See page 11 136 174 25W NX 720 C Extension cable SYSTEM SET UP 系统体系接收到的商品选择车载对讲机的类型车载对讲机编程参见第 7 页需使用个人电脑编程接口 KPG 46A 46U 和 FPU 编程软件进行编程频率范围射频功率类型可选件可...

Page 6: ... Used by the dealer to tune the transceiver PC mode Used for communication between the trans ceiver and PC Data programming mode Used to read and write frequency data and other features to and from the transceiver PC test mode Used to check the transceiver using the PC This feature is included in the FPU PC tuning mode Used to tune the transceiver using the PC Firmware program ming mode Used when ...

Page 7: ...B port on a computer When using the KPG 46U install the supplied CD ROM with driver software in the computer The KPG 46U driver runs under Windows XP Vista or 7 The latest version of the USB driver is available for down load from the following URL http www kenwood com usb com This URL may change without notice 5 5 Programming Software KPG 141D C ver 3 00 or later description The FPU is the program...

Page 8: ...y lights 7 If writing ends successfully the checksum is calculated and a result is displayed 8 If you want to continue programming other transceivers repeat steps 4 to 7 6 4 Function If you press the key while FIRM PRG is displayed the checksum is calculated and a result is displayed If you press the key again while the checksum is displayed FIRM PRG is redisplayed Note This mode cannot be entered...

Page 9: ...D blinked When cloning of data is completed the source displays END and the source red LED turned off and the target automatically operates in the User mode The target can then be operated by the same pro gram as the source 5 The other target can be continuously cloned Carry out the operation in step 2 to 4 REALIGNMENT 模式组合 7 复制模式通过模块化麦克风插孔连接车载对讲机可以将编程数据从一台传输到另一台具体操作如下发射车载对讲机是主机接收车载对讲机是子机应...

Page 10: ...ress key Power ON for 1 second Is password set Read Authorization password Shows CLONE LOCK Yes Yes No No Clone mode Enter password Start the clone function Is entered password correct 8 Firmware Version Information Press and hold the key while turning the transceiver power ON and then keep pressing and holding the key the firmware version information appears on the LCD 1 接通电源 2 LCD 上显示 CLONE LOCK...

Page 11: ...onnector of the KCT 60 to the D sub 15 pin terminal of the transceiver 3 Connect the 15 pin connector of the KCT 60 to a Horn alert cable KCT 18 KES 5 or through a KCT 36 exten sion cable Note You must setup using the KPG 141D C 1 连接电缆 KCT 60 选购件 KCT 60 连接电缆组件用于将车载对讲机连接到喇叭提示电缆 KCT 18 点火感应电缆 KES 5 外部扬声器或通过 KCT 36 延长电缆连接 1 1 在车载对讲机上安装 KCT 60 连接电缆 1 拆下车载对讲机后部的 ACC 盖 2 将 KCT 60 的 D sub 连接器连接到车载对讲机的...

Page 12: ...nd 14 of the square plug 4 Connect the square plug to the 15 pin connector of the KCT 60 5 Connect the remaining two Horn alert cables to your car Horn alert signal control The internal FET switch can be controlled by turning the HA function on off and by using a signaling decode output The maximum current of HA is 2A This switch is the FET switch of P channel type Therefore a DC power supply is n...

Page 13: ...evel to RS 232C level FNC1 TXD 6pin FNC2 RXD 7pin FNC3 RTS 8pin and FNC4 CTS 9pin of D SUB 15 pin connector are con figured at the TTL level as the default value But you can change these serial port level to RS 232C level through the RS 232C level converter IC IC516 by configuring the port Remove the R664 R635 R662 R659 R658 and R632 chip jumpers and solder the chip jumpers to R666 R633 R665 R663 ...

Page 14: ...C703 R659 INSTALLATION 安装 In the case of 5 1 TTL level R664 R635 and R662 0 chip jumper R666 R633 and R665 open RS 232C level R666 R633 and R665 0 chip jumper R664 R635 and R662 open In the case of 5 2 TTL level R664 R635 R662 R659 R658 and R632 0 chip jumper R666 R633 R665 R663 R660 and R630 open RS 232C level R666 R633 R665 R663 R660 and R630 0 chip jumper R664 R635 R662 R659 R658 and R632 open ...

Page 15: ...he panel assembly first turn the transceiver upside down Then insert a flat head screwdriver into the holes of the chassis and tilt it in the direction as shown by the arrow DISASSEMBLY FOR REPAIR 维修拆卸 Cabinet 机壳孔 Panel assembly Holes 面板组件 1 拆卸步骤 1 取下车载对讲机的机壳顶盖和屏蔽板 2 要拆卸面板组件应先将车载对讲机颠倒放置然后将一字螺丝刀插入底座的孔内使其按箭头所示的方向倾斜 ...

Page 16: ...speaker holder from the front panel 5 When removing the TX RX PCB first remove the top packing Then remove the solder of the antenna hot pin and posi tive terminal of the DC cord Remove the 16 screws from the TX RX PCB power mod ule and audio amp DISASSEMBLY FOR REPAIR 维修拆卸 Flat cable 带状电缆 Speaker holder a b c 扬声器座直流电源线的正极端子音频放大器收发 PCB 3 从面板组件的连接器断开带状电缆 4 拇指放入如图所示的洞孔中然后同时拉起扬声器座和拉开面板的到处就可以从...

Page 17: ...rew a in the negative terminal is removed and the positive terminal b is removed from the chassis 2 Precautions for Reassembly 1 The tab from a to c is applied the front panel first And d to f tabs inside the front panel is pushed 注意从底座上拆下收发 PCB 之后对收发 PCB 供电时将直流电源线推荐 E30 3448 25 的正极和接地端子焊接到收发 PCB 的和 GND 端子 6 拆下负极端子的螺丝并从底座上拆下正极端子之后将直流电源线的套管以箭头方向旋转 90 度将其拉出至底座后面 2 重新组装注意事项 1 首先放下到的凸起部 ...

Page 18: ... con nect the flat cable to connector of the panel assembly 3 Fit the panel assembly into the two tabs of the chassis top side first Then fit the panel assembly into the two tabs of the chassis bottom side by turning the panel assembly 3 Correspondence when replacing the LED D22 and D23 When replacing the LED D22 and D23 it makes it to length DISASSEMBLY FOR REPAIR 维修拆卸 Panel assembly Panel assemb...

Page 19: ...gnal is applied to the first mixer Q201 where it is mixed with the first local oscillator signal output from the frequency synthesizer to produce the first IF 49 95MHz 3 2 IF circuit The first IF signal is passed through a four pole mono lithic crystal filter XF1 to reject the adjacent channel signal The filtered fi rst IF signal is amplified by the first IF amplifier Q305 and then applied to the ...

Page 20: ...mphasized and so on in FM mode and decoding in NXDN mode are processed by the DSP IC502 Audio signals from the ASIC IC507 IC502 goes through the amplifier IC711 The signal then goes through the D A converter IC712 and an amplifier IC714 3 4 Squelch Circuit It amplifies the demodulated noise signal from ASIC IC507 after filtering through the LPF and HPF circuit The amplified signal is then converte...

Page 21: ...sed through the har monic filter LPF and antenna switch D110 D111 are on and directional coupler and is applied to the antenna termi nal 4 4 APC circuit The Automatic transmission power control APC circuit stabilizes the transmitter output power at a predetermined level by detecting the power module output with the direc tional coupler and diode detector D104 and D105 The di ode detector D104 and ...

Page 22: ...high it outputs the 1st local receive signal The voltage control terminals CV and ASSIST are controlled by the PLL IC IC2 and ASIC IC507 and the output frequency changes continuously according to the applied voltage For the modulation input terminal VCO_ MOD the output frequency changes according to the ap plied voltage This is used to modulate the VCO output VCO_MOD works only when T_R is low 5 3...

Page 23: ...destination of the signal output from the buffer amplifier Q11 is changed with the diode switch D17 that is controlled by the transmission power supply HSW and the diode switch D16 that is controlled by the reception power supply 50R If the HSW logic is high it is connected to a transmit side drive Q102 If the HSW logic is low it is connected to a receive side mixer Q202 T R SW HSW 50R D16 17 BUFF...

Page 24: ...of 1Mbit which contains the work area and data area Flash memory Note The flash memory stores the data that is written by the FPU KPG 141D C tuning data Deviation Squelch etc and firmware program User mode Test mode Tun ing mode etc SRAM static memory Note The SRAM has a temporary data area and work area 6 3 Display Unit The display unit is composed of the LCD driver IC IC1 the LCD Key backlight e...

Page 25: ...15 416 150C Q417 50R and Q408 50CS start working IC409 Q409 and Q410 are controlled by the SBC signal If the SBC signal becomes High IC409 33C operates and Q409 33A_2 and Q410 50MC SW turn on The ASIC sets the TXC signal to High during transmis sion to the supply power 80T for the transmission circuit The ASIC sets the signals RXC to High during reception to the supply power 50R for the reception ...

Page 26: ... 㻤㻜㼀㻤㻜㻭㻺㼀㻡㻜㻯㻡㻜㻯㻿㻡㻜㻾㻿㼃㻽㻠㻜㻤㻿㼃㻽㻠㻝㻣㻿㻭㼂㻱㻾㼄㻯㻤㻜㻯㻲㻺㻯㻌㻮㼁㻲㻲㻭㻿㻵㻯㻌㻰㼕㼓㼕㼠㼍㼘㻰㻿㻼㻌㻵㻛㻻㻘㻌㻲㻸㻭㻿㻴㼂㻯㼀㻯㼄㻻㻘㻌㻿㻾㻭㻹㻯㼘㼛㼏㼗㻌㻮㼡㼒㼒㻭㻿㻵㻯㻌㻯㼛㼞㼑㻰㻿㻼㻌㻯㼛㼞㼑㻭㻿㻵㻯㻌㻭㼚㼍㼘㼛㼓㻰㻭㻯㻘㻌㻭㼡㼐㼕㼛㻼㻸㻸㻌㻵㻯㼀㻯㼄㻻㻔㻝㻢㻚㻤㻹㻴㼦㻕㻾㻿㻞㻟㻞㻯㻌㻯㼛㼚㼢㼑㼞㼠㼑㼞㻰㻙㼟㼡㼎㻌㻝㻡㻭㼡㼐㼕㼛㻌㻼㼛㼣㼑㼞㻌㻭㻹㻼㻰㼕㼟㼜㼘㼥㻌㼁㼚㼕㼠㻰㻙㼟㼡㼎㻌㻝㻡㼂㻯㻻㻌㼀㼡㼚㼑㻌㻔㻭㼟㼟㼕㼟㼠㻕㻲㼞㼛㼚㼠㻌㻱㼚㼐㻌㼀㼡㼚㼕㼚㼓㼀㼄㻌㻰㼞㼕㼢㼑㻘㻌㻭㻼㻯㻭㻺㼀㻌㻿㼃㻵㻛㻻㻌㻱㼤㼜㼍㼚㼐㼑㼞㻼㻸㻸㻌㻵㻯㻰㼕㼟㼜㼘㼥㻌㼁㼚㼕㼠㻔㻸㻱㻰㻕㻯㼛㼙㼙㼛㼚㻌㻭㻹㻼㻲㼋㼕㼚㻌㻭㻹㻼㻾㻲㻌㻭㻹㻼㻔㼂㻯㻻㻌㻮㼡㼒㼒㻕㼀㼄㻛㻾㼄㻌㼂㻯㻻㻸㻺㻭㻘㻌㻹㼕㼤㼑㼞㻘㻌㻵㻲㻌㻭㻹㻼㻘...

Page 27: ...detection signal sent to the DSP circuit and the resulting signal is decoded by the DSP 9 Compander Circuit The term compander means compressor and expander The compander reduces noise by utilizing a compressor and an expander The DSP IC502 performs this operation The Compander can be turned on or off using the FPU CIRCUIT DESCRIPTION 电路说明 8 信令电路 8 1 编码 QT DQT DTMF 2 音 MSK DSP 电路生成 QT DQT DTMF 2 音...

Page 28: ...C DC AMP RSSI IC401 IC AVR 33M IC402 IC Voltage detector BINT IC404 IC AVR 50C IC405 IC DC DC converter 50M IC406 IC AVR 33A IC407 IC AVR 33GPS IC408 IC AVR 15M IC409 IC AVR 33C IC501 IC Flash memory IC502 IC DSP IC503 IC SRAM IC504 IC Reset IC506 IC Buffer AMP Clock 显示单元 X54 3830 10 有关号码零件名称说明 IC1 IC LCD 驱动 Q3 晶体管 LED 开关 TX BUSY Q6 晶体管 LED 开关 TX BUSY Q8 晶体管 LCD 背光开关 Q9 晶体管背光开关 Q10 晶体管 LED 开关 ...

Page 29: ...01 Transistor DC switch Over DC supply protection Q402 Transistor DC switch 80ANT Q403 FET DC switch SB Q404 Transistor DC switch 80T Q405 Transistor DC switch 80ANT Q407 Transistor DC switch 50MC Q408 Transistor DC switch 50CS Q409 FET DC switch 33A_2 Q410 Transistor DC switch 50MC 有关号码零件名称说明 IC507 IC ASIC IC508 IC AND 柵 IC509 IC 双总线缓冲器 HOOK RXD MKEYI IC511 IC 总线缓冲器 IC512 IC 电平位移 IC513 IC 双总线缓...

Page 30: ...paci tance diode FM modulation D16 17 Diode T R switch D101 Zener diode Over voltage protection D102 Diode Transient voltage limiter D103 Diode Reverse current prevention D104 105 Diode TX power detection D106 Diode Voltage limiter D107 Diode Antenna switch D108 109 Diode Over DC supply protection D110 110 Diode Antenna switch D112 114 Diode Over DC supply protection D202 207 Variable capaci tance...

Page 31: ... protection D511 513 Diode Reverse current prevention D601 Diode Line protection D701 Diode Reverse current prevention D702 Diode Noise detector D703 704 Diode AF detector D705 706 Diode Line protection D801 802 Diode Over DC supply protection 有关号码零件名称说明 D401 稳压二极管 DC 供电过高保护 D403 404 二极管逆向电流保护 D405 二极管放电 D406 二极管 DC DC 转换器 D407 二极管 DC DC 转换器 50M D408 409 二极管 DC DC 转换器 D410 电涌吸收电涌保护 D411 二极管 ...

Page 32: ...150 220 330 470 750 s 4OLERANCE ORE THAN P Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10µF 10 50 20 20 0 Less than 4 7µF 10 75 s 6OLTAGE RATING 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4000 5000 6300 8000 s HIP CAPACI...

Page 33: ...000J CHIP R 0 J 1 16W R9 RK73HB1J000J CHIP R 0 J 1 16W R12 RK73HB1J101J CHIP R 100 J 1 16W R14 RK73HB1J122J CHIP R 1 2K J 1 16W R15 RK73HB1J000J CHIP R 0 J 1 16W R17 RK73HB1J000J CHIP R 0 J 1 16W R18 RK73GB2A331J CHIP R 330 J 1 10W R19 RK73GB2A221J CHIP R 220 J 1 10W R20 RK73HB1J000J CHIP R 0 J 1 16W R22 RK73HB1J000J CHIP R 0 J 1 16W R23 RK73HB1J473J CHIP R 47K J 1 16W R24 25 RK73HB1J332J CHIP R 3...

Page 34: ...HB1A104K CHIP C 0 10UF K C146 C93 0561 05 CHIP C 12PF J C148 CC73HCH1H101J CHIP C 100PF J C149 CK73HB1H471K CHIP C 470PF K C151 C93 0563 05 CHIP C 18PF J C152 C92 0875 05 ELECTRO 47UF 25WV C154 CK73HB1E223K CHIP C 0 022UF K C155 CK73HB1H471K CHIP C 470PF K C156 CC73HCH1H101J CHIP C 100PF J R38 40 RK73HB1J472J CHIP R 4 7K J 1 16W R41 RK73HB1J101J CHIP R 100 J 1 16W R42 RK73HB1J272J CHIP R 2 7K J 1 ...

Page 35: ...CK73HB1H471K CHIP C 470PF K C430 CK73FB1E475K CHIP C 4 7UF K C431 CC73HCH1H101J CHIP C 100PF J C432 CK73GB1H104K CHIP C 0 10UF K C433 434 CK73FB1E475K CHIP C 4 7UF K C435 CK73GB1C225K CHIP C 2 2UF K C157 CK73HB1H102K CHIP C 1000PF K C158 CK73HB1H471K CHIP C 470PF K C161 CC73GCH1H040C CHIP C 4 0PF C C163 CC73GCH1H220J CHIP C 22PF J C165 CK73HB1H471K CHIP C 470PF K C167 CC73GCH1H150J CHIP C 15PF J C...

Page 36: ...F J C728 CK73HB1H821K CHIP C 820PF K C729 CK73HB1H681K CHIP C 680PF K C732 CK73HB1H102K CHIP C 1000PF K C733 CK73FB1E475K CHIP C 4 7UF K C734 CK73HB1H472K CHIP C 4700PF K C436 CK73HB1H103K CHIP C 0 010UF K C437 CK73FB1E475K CHIP C 4 7UF K C438 439 CK73GB1H104K CHIP C 0 10UF K C440 C92 0875 05 ELECTRO 47UF 25WV C441 CK73GB1C225K CHIP C 2 2UF K C442 CK73HB1H103K CHIP C 0 010UF K C443 CK73GB1E105K CH...

Page 37: ...FIXED INDUCTOR 39NH L301 L41 1585 14 SMALL FIXED INDUCTOR 150NH L302 L40 5681 86 SMALL FIXED INDUCTOR 0 56UH L304 L40 5675 92 SMALL FIXED INDUCTOR 56NH L307 L40 2291 86 SMALL FIXED INDUCTOR 2 2UH L309 L40 1085 57 SMALL FIXED INDUCTOR 100NH L310 L92 0138 05 CHIP FERRITE L317 L41 3985 39 SMALL FIXED INDUCTOR 0 39UH L319 L41 1885 39 SMALL FIXED INDUCTOR 0 18UH C735 CK73GB0J106K CHIP C 10UF K C738 CK7...

Page 38: ...HB1J104J CHIP R 100K J 1 16W R167 RK73HB1J153J CHIP R 15K J 1 16W R168 169 RK73EB2E241J CHIP R 240 J 1 4W R171 2B R92 1061 05 JUMPER REST 0 OHM R176 RK73GB2A471J CHIP R 470 J 1 10W L404 L92 0639 05 CHIP FERRITE L405 L33 1496 05 SMALL FIXED INDUCTOR 22UH L501 L92 0138 05 CHIP FERRITE L503 L92 0138 05 CHIP FERRITE L504 506 L92 0162 05 BEADS CORE L508 L92 0138 05 CHIP FERRITE L510 L92 0138 05 CHIP FE...

Page 39: ...R549 RK73HB1J103J CHIP R 10K J 1 16W R550 RK73HB1J104J CHIP R 100K J 1 16W R552 553 RK73HB1J472J CHIP R 4 7K J 1 16W R554 RK73HB1J332J CHIP R 3 3K J 1 16W R555 RK73HB1J102J CHIP R 1 0K J 1 16W R177 178 RK73HB1J000J CHIP R 0 J 1 16W R179 180 RK73HB1J333J CHIP R 33K J 1 16W R181 RK73HB1J000J CHIP R 0 J 1 16W R183 RK73HB1J103J CHIP R 10K J 1 16W R184 RK73HB1J473J CHIP R 47K J 1 16W R201 RK73HB1J470J ...

Page 40: ...1 16W R821 822 RK73GB2A000J CHIP R 0 J 1 10W R823 RK73HB1J123J CHIP R 12K J 1 16W R824 RK73HB1J332J CHIP R 3 3K J 1 16W R825 RK73HB1J000J CHIP R 0 J 1 16W R826 RK73HB1J103J CHIP R 10K J 1 16W R556 RK73HB1J220J CHIP R 22 J 1 16W R557 RK73HB1J153J CHIP R 15K J 1 16W R558 RK73HB1J220J CHIP R 22 J 1 16W R559 RK73HB1J392J CHIP R 3 9K J 1 16W R560 RK73HB1J474J CHIP R 470K J 1 16W R566 RK73HB1J474J CHIP ...

Page 41: ...HIP R 82K J 1 16W R831 832 RK73HB1J683J CHIP R 68K J 1 16W R833 RK73HB1J101J CHIP R 100 J 1 16W R834 RK73HB1J102J CHIP R 1 0K J 1 16W R837 RK73HB1J562J CHIP R 5 6K J 1 16W R838 RK73HB1J332J CHIP R 3 3K J 1 16W R845 RK73HB1J101J CHIP R 100 J 1 16W R846 847 RK73HB1J223J CHIP R 22K J 1 16W D2 DZ2J091 M ZENER DIODE D4 5 1SV325F VARIABLE CAPACITANCE DIODE D6 1SV305F VARIABLE CAPACITANCE DIODE D7 12 1SV...

Page 42: ... PARTS LIST 零件表 Q701 FK330301 FET Q702 KTC4075E Y GR TRANSISTOR Q703 2SA1832 GR F TRANSISTOR Q704 2SC4738 GR F TRANSISTOR Q705 706 SSM3J15FS FET Q708 LTC014EEBFS8 TRANSISTOR Q709 SSM6N37FE FET TH1 ERTJ0EV104H THERMISTOR TH101 ERTJ0EV104H THERMISTOR TH103 ERTJ0EV104H THERMISTOR TH701 ERTJ0EV104H THERMISTOR TX RX UNIT X57 8230 11 ...

Page 43: ...e parts must be ordered separately 3 2 1 B A 1 A A A 701 702 B B X57 X57 X57 TX RX unit Display unit A Bx13 31 J501 IC102 R171 12 9 2 3 33 37 32 35 23 7 27 36 101 5 26 IC714 13 J701 X54 102 X54 D23 X54 J1 X54 D22 X54 103 X54 104 X54 A N67 3008 48 M3x8 B N87 2608 48 Ø2 6x8 15 16 24 19 25 17 22 20 21 703 Bx2 Bx2 11 18 18 EXPLODED VIEW 部件分解图编号大于 700 的零件未提供分解图维修部件的 PCB 板里不含方里的文字所表示的零件这些零件必需另外购买 ...

Page 44: ...voltage becomes normal the SRAM is broken 15M has an abnormal voltage ASIC Remove L510 to check the voltage of the 15M If the voltage becomes normal the ASIC is broken DSP Remove R505 to check the voltage of the 15M If the voltage becomes normal the DSP is broken 33A has an abnormal voltage ASIC Remove R571 to check the voltage of the 33A If the voltage becomes normal the ASIC is broken If the vol...

Page 45: ...值正常时确认数值正常时确认数值正常时检查输入到ASIC的控制信号 RST RESET IC504 1 針 BINT IC402 1 針 POWER R690 FRST R516 点火钥匙保持ON IGN C633 Q504 集电极侧 OVRB D403 阴极侧 3 3V 3 3V OFF 3 3V OFF 3 3V ON 0V ON 0V 3 3V 3 3V 取下R556 如果它正常振荡则DSP和ASIC可能已损坏取下R501 如果它正常振荡则DSP和ASIC可能已损坏检查异常点 33M有异常电压 ASIC 取出L508检查33M的电压如果电压变正常则ASIC已损坏 DSP 取出L503检查33M的电压如果电压变正常则DSP已损坏 FLASH SRAM 取出L504检查33M的电压如果电压变正常则SRAM已损坏取出L501检查33M的电压如果电压变正常则FL...

Page 46: ... is abnormal the BGA parts are not broken Remove R407 If the ASIC side is 0V the ASIC FLASH SRAM may be broken Panel control Display unit Checking the Control signal Points to be checked Normal voltage LCDCE CN514 20 pin 5 0V or 0V LCDCL CN514 21 pin LCDDI CN514 19 pin If Display unit is removed and a waveform becomes normal the BGA parts are not broken When a waveform is abnormal the IC511 may be...

Page 47: ...0C CN412 80C CN414 LCDCE CN514 20针 LCDCL CN514 21针 LCDDI CN514 19针检查控制信号检查点 SBC R407 取下R407 如果ASIC侧为0V 则ASIC FLASH SRAM可能已损坏如果显示单元被取下波形变得正常 BGA部分未损坏波形异常情况时 IC511可能已损坏 DRST R524 3 3V 5 0V 8 0V 5 0V 或 0V 3 3V 如果 DRST侧为0V 则ASIC FLASH SRAM可能已损坏确认数值正常时确认数值正常时确认数值正常时确认数值正常时确认数值正常时确认数值正常时确认数值异常时确认数值异常时确认数值异常时确认数值异常时确认数值异常时如果SBC为3 3V 80C和50C的电压值异常情况时 BGA部分未损坏检查点检查点检查点检查点正常电压正常电压正常电...

Page 48: ...y from the Model Product Informa tion menu then use Program Write Data to the Trans ceiver to write the FPU data PC Programming mode When writing to the transceiver a Warning Message cor responding to the item selected appears Click OK to continue writing the data 3 Enter Program Test Mode then adjust the various ad justment data PC Test mode as described in the AD JUSTMENT 4 Attach the new labels...

Page 49: ...程向通信机写入数据写入 FPU 数据 PC 编程模式写入车载对讲机时会出现与所选项目对应的警告讯息单击 OK 继续写入数据 3 进入编程测试模式然后按照调整中的说明调整各项调整数据 PC 测试模式 4 贴上与新印刷电路板对应的新标签关于标签位置请参见下图 5 如有必要可使用 KPG 141D C 写入用户使用的 FPU 数据注意使用集群通信的 ESN 验证功能时 ESN 编号会在更换电路板时发生改变该编号写在电路板上无法访问集群通信系统根据新的 ESN 保持集群通信系统的 ESN 数据使用新印刷电路板时 KENWOOD ESN 会改变就像 KPG 141D C 的车载对讲机信息显示一样但这并不影响车载对讲机的操作若要改为原来的 ESN 请与本公司的服务中心联系贴 ESN 标签贴 ESN 标签 S NO BXXXXXXX MXXXXX...

Page 50: ...t mode Controls Power switch Modular MIC jack Programmable function keys Volume Up Down key Channel Up Down key LCD KMC 36 OPTION Keypad PTT Key operation Key not appears on the LCD display Function Display Test channel up down Channel No Push Squelch level up Hold Squelch off Squelch level Squelch off icon appears Wide Narrow Very narrow Wide W Narrow N Very narrow V Shift to panel tuning mode Fu...

Page 51: ... LCD 上短时间出现频率版本信息可以通过编程禁用测试模式如需退出测试模式请关闭对讲机电源在测试模式可以使用下列功能控制键操作键 LCD 显示上不出现功能显示测试信道递增递减信道号按下静噪电平递增按住静噪关静噪电平静噪关图标出现宽带窄带甚窄带宽带 W 窄带 N 甚窄带 V 换到面板调谐模式功能开 LCD 显示上出现 MSK 1200bps 和 2400bps 2400bps 图标出现按下测试信令递增按住测试信令持续递增信令号音量电平升高降低 PTT 麦克风发射 0 至 9 和麦克风用作 DTMF 键盘如果在发射时按下某个键则发送与按下的键对应的 DTMF 键 LCD 显示上出现功能显示功能关模拟 NXDN 模拟 A NXDN N 功能关 LCD 全亮 LCD 全点显示高低功率高图标不出现低 ...

Page 52: ...16 Analog mode signaling No RX TX 1 None None 2 None 100Hz Square Wave 3 LTR Data AREA 0 GOTO 12 HOME 12 ID 47 FREE 25 LTR Data AREA 0 GOTO 12 HOME 12 ID 47 FREE 25 4 QT 67 0Hz QT 67 0Hz 5 QT 151 4Hz QT 151 4Hz 6 QT 210 7Hz QT 210 7Hz 7 QT 254 1Hz QT 254 1Hz 8 DQT D023N DQT D023N 9 DQT D754I DQT D754I 10 DTMF 159D DTMF 159D 11 None DTMF Code 9 12 2 tone A 304 7Hz B 3106 0Hz 2 tone A 304 7Hz B 3106...

Page 53: ...E 25 4 QT 67 0Hz QT 67 0Hz 5 QT 151 4Hz QT 151 4Hz 6 QT 210 7Hz QT 210 7Hz 7 QT 254 1Hz QT 254 1Hz 8 DQT D023N DQT D023N 9 DQT D754I DQT D754I 10 DTMF 159D DTMF 159D 11 无 DTMF 代码 9 12 2 音 A 304 7Hz B 3106 0Hz 2 音 A 304 7Hz B 3106 0Hz 13 单音 979 9Hz 单音 979 9Hz 14 无单音 1000Hz 15 无 MSK PN9 16 MSK MSK Power ON Market code Squelch level Channel No Signaling No AW Analog wide mode AN Analog narrow mode N...

Page 54: ... 0 1 2 4 Adjustment item Adjustment value 5 reference level Low Low Center High High Narrow Wide Very narrow Narrow Very narrow Wide Key operation Key Function Push Hold 1 second Adjustment value up down 20Hz 2kHz During transmission in balance adjustment Wide Narrow Very narrow Shift to panel test mode To enter 5 reference level adjustments Writes the adjustment value Go to next adjustment item B...

Page 55: ...h Narrow Wide Very narrow Narrow Very narrow Wide 键操作键功能按下按住 1 秒钟调整值增大减小 20Hz 2kHz 在平衡调整的发射期间宽带窄带甚窄带换到面板测试模式进入 5 点基准电平调节写入调整值转到下一调整项目返回到最后调整的项目音量升高降低 PTT 发射 0 至 9 和 5 点基准电平调整频率调谐点接收 MHz 发射 MHz 低 136 05000 136 10000 低 145 55000 145 60000 中 155 05000 155 10000 高 164 55000 164 60000 高 173 95000 173 90000 9 点基准电平调整频率调谐点接收 MHz 发射 MHz 低 1 136 05000 136 10000 低 2 140 80000 140 8500...

Page 56: ...y Narrow is adjusted Maximum Deviation Analog Wide Narrow Maximum Deviation of Analog Wide Narrow is adjusted This item must be adjusted before all adjustment items for tone deviations are adjusted Note Maximum Deviation Analog Narrow must be adjusted before CW ID Deviation NXDN Very Narrow is adjusted QT Deviation QT tone deviation is adjusted DQT Deviation DQT tone deviation is adjusted LTR Devi...

Page 57: ...调整频偏的所有调整项目之前调整此项最大频偏 NXDN 窄带甚窄带调整 NXDN 最大频偏窄带甚窄带最大频偏模拟宽带窄带调整模拟最大频偏宽带窄带必须在调整音调频偏的所有调整项目之前调整此项注意必须在调整 CW ID 频偏 NXDN 甚窄带之前调整最大频偏模拟窄带 QT 频偏调整 QT 音调频偏 DQT 频偏调整 DQT 音调频偏 LTR 频偏调整 LTR 音调频偏 DTMF 频偏调整 DTMF 音调频偏单音频偏调整 2 音中使用的单音频偏 MSK 频偏调整 MSK 音调频偏 CW ID 频偏调整 CW ID 音调频偏 CW ID 用于通知在 6 25kHz 间隔信道上发射的其他人按照 FCC 规则各信道间隔须使用模拟模式或 CW ID 灵敏度 1 调整带通滤波器提高接收灵敏度的性能仅可在 PC 测试模式中调整此项灵敏度 2 调整带...

Page 58: ...mitter Section 2 1 1024 7 Low Transmit Power 5 Transmitter Section 2 1 1024 8 Balance 5 Transmitter Section 2 1 1024 9 Maximum Deviation NXDN 5 5 Transmitter Section 4 1 1024 10 Maximum Deviation Analog 5 5 Transmitter Section 5 1 1024 11 QT Deviation 1 1 Transmitter Section 6 1 1024 12 DQT Deviation 1 1 Transmitter Section 7 1 1024 13 LTR Deviation 1 1 Transmitter Section 8 1 1024 14 DTMF Deviati...

Page 59: ...低发射功率限制 5 发射部分 1 1 256 6 高发射功率 5 发射部分 2 1 1024 7 低发射功率 5 发射部分 2 1 1024 8 平衡 5 发射部分 3 1 1024 9 最大频偏 NXDN 5 5 发射部分 4 1 1024 10 最大频偏模拟 5 5 发射部分 5 1 1024 11 QT 频偏 1 1 发射部分 6 1 1024 12 DQT 频偏 1 1 发射部分 7 1 1024 13 LTR 频偏 1 1 发射部分 8 1 1024 14 DTMF 频偏 1 1 发射部分 9 1 1024 15 单音频偏 1 1 发射部分 10 1 1024 16 MSK 频偏 1 1 发射部分 11 1 1024 17 CW ID 频偏 1 发射部分 12 1 1024 18 灵敏度 1 5 接收部分 2 1 256 19 灵敏度 2 5 接收部分 3 1 256 调整 ...

Page 60: ...Power HPWR Low Transmit Power LPWR High Transmit Power Limit HLMT Low Transmit Power Limit LLMT Balance BAL NXDN Deviation NDEV Narrow Narrow Narrow Narrow Narrow Narrow NXDN Deviation NDEV Very Narrow Analog MAX Deviation ADEV Narrow QT Deviation QT Narrow DQT Deviation DQT Narrow Panel test mode For all adjustment items press the key to write the adjustment value N W VN Adjustment Item LCD Displ...

Page 61: ... LCD显示 5点基准电平调整 5点基准电平调整 5点基准电平调整 5点基准电平调整 5点基准电平调整对于所有调整项目请按键写入调整值按住按住按住按住按住按住按住按住按住按下按下按下按下按下按下按下按下按下宽带宽带宽带 5点基准电平调整 5点基准电平调整调整项目调整项目面板调谐 PC 测试 AW 模拟宽带 AN 模拟窄带 NN NXDN 窄带 NV NXDN 甚窄带调整项目编号调整范围 20 RSSI 参考 5 5 1 5 接收部分 4 1 256 21 静噪浅 5 5 1 5 接收部分 5 1 256 22 低 RSSI 5 5 1 5 接收部分 6 1 256 23 高 RSSI 5 5 1 5 接收部分 7 1 256 24 静噪深 5 5 接收部分 8 1 256 1 由于 NXDN 窄带通过调整模拟窄带进行调整...

Page 62: ...SI Low LRSS RSSI High HRSS Very Narrow Narrow RSSI High HRSS Narrow Squelch Tight SQLT 5 reference level Adjustments 5 reference level Adjustments 5 reference level Adjustments 5 reference level Adjustments 5 reference level Adjustments Wide Wide Wide Wide Wide Wide Wide Wide DTMF Deviation DTMF MSK Deviation MSK Single Tone Deviation TONE RSSI Reference RRSS Squelch Open SQL RSSI Low LRSS RSSI Hi...

Page 63: ...SK频偏 MSK CW ID频偏 CWID 甚窄带甚窄带甚窄带甚窄带甚窄带单音频偏 TONE 单音频偏 TONE RSSI 参考 RRSS RSSI 参考 RRSS RSSI 参考 RRSS 静噪浅 SQL 静噪浅 SQL 静噪浅 SQL RSSI 低 LRSS RSSI 低 LRSS RSSI 低 LRSS RSSI 高 HRSS RSSI 高 HRSS RSSI 高 HRSS 静噪深 SQLT 静噪深 SQLT 按住按住按住按住按住按住按住按住按住按下按下按下按下按下按下按下按下按下按下 5点基准电平调整 5点基准电平调整 5点基准电平调整 5点基准电平调整 5点基准电平调整按住 ...

Page 64: ... to 10V 9 Audio Generator AG Frequency Range 50Hz to 5kHz or more Output 0 to 1V 10 Distortion Meter Capability 3 or less at 1kHz Input Level 50mV to 10Vrms 11 4 Dummy Load Approx 4 10W 12 Regulated Power Supply 13 6V approx 20A adjustable from 9V to 17V Useful if ammeter equipped 13 Spectrum Analyzer Frequency Range 40MHz to 520MHz Input Level Up to 20dBm Input Sensitivity 100dBm Resolution Bandw...

Page 65: ...试仪能力在 1kHz 时 3 或更低输入电平 50mV 到 10Vrms 11 4 假负载大约 4 10W 12 电可调电源 13 6V 大约 20A 可调 9 到 17V 配备了电流表时更好 13 频谱分析仪频率范围 40MHz 到 520MHz 输入电平最高 20dBm 输入灵敏度 100dBm 分辨率带宽 100Hz 视频带宽 100Hz 14 轨迹发生器频率范围 40MHz 到 520MHz 输出电平 30dBm 到 0dBm 这张表包括调整时不使用的测试设备调谐电缆 E30 3383 05 或 E30 7754 05 如果使用 PC 调谐则输入音频需要适配器电缆 E30 3383 05 或 E30 7754 05 有关连接详情请参看 PC 模式用于麦克风输入的测试电缆 E30 3360 28 3 2 4 5 6 7 8 3 1 2 4 5 6 7 8 1 G...

Page 66: ...nel Channel 2 Test Signaling Mode Analog Signaling 1 PTT Press Transmit button 3 CH Sig 3 1 PTT ON 3 Test Channel Channel 3 Test Signaling Mode Analog Signaling 1 PTT Press Transmit button 3 Low power check 1 CH Sig 1 1 PTT ON 1 Test Channel Channel 1 Test Signaling Mode Analog Signaling 1 PTT Press Transmit button 3 5W 6 5W 7A or less 2 CH Sig 2 1 PTT ON 2 Test Channel Channel 2 Test Signaling Mo...

Page 67: ... 电流表检查 23W 29W 10A 或更低 2 CH Sig 2 1 PTT 开启 2 测试信道信道 2 测试信令模式模拟信令 1 PTT 按发射按钮 3 CH Sig 3 1 PTT 开启 3 测试信道信道 3 测试信令模式模拟信令 1 PTT 按发射按钮 3 低功率检查 1 CH Sig 1 1 PTT 开启 1 测试信道信道 1 测试信令模式模拟信令 1 PTT 按发射按钮 3 5W 6 5W 7A 或更低 2 CH Sig 2 1 PTT 开启 2 测试信道信道 2 测试信令模式模拟信令 1 PTT 按发射按钮 3 CH Sig 3 1 PTT 开启 3 测试信道信道 3 测试信令模式模拟信令 1 PTT 按发射按钮 4 麦克风灵敏度检查 1 CH Sig 1 1 AG 1kHz PTT 开启 1 测试信道信道 1...

Page 68: ...nly PC test mode 1 Adj item Receive Assist 2 Adj item Low1 Low2 Low3 Center1 Cen ter2 Center3 High1 High2 High3 Press Apply All button to store the adjustment value PC test mode PC test mode Automatic Adjust ment Press Tune Assist Voltage button Press Apply All button to store the adjustment value after the automatic adjustment has finished Manual Adjust ment V indicator on the PC window shows VCO...

Page 69: ...测量调整规格备注面板调谐模式 PC 测试模式测量装置单元端子单元部件方法 1 设置 1 DC 电压 13 6V 2 SSG 标准调制宽 MOD 1kHz DEV 3kHz 窄 MOD 1kHz DEV 1 5kHz 2 接收辅助仅可在 PC 测试模式中进行调整 1 调整项目接收辅助 2 调整项目低 1 低 2 低 3 中 1 中 2 中 3 高 1 高 2 高 3 按全部应用按钮储存调整值 PC 测试模式 PC 测试模式自动调整按调整辅助电压按钮自动调整完成后按全部应用按钮储存调整值手动调整 PC 窗口上的 V 指示显示 VCO 锁定电压更改调整值以获得指定电压范围内的 VCO 锁定电压注意在更改调整值约 3 秒后确认 VCO 锁定电压 2 5V 0 1V PC 测试模式在所有调整点调整之后按全部应...

Page 70: ...ill become around 0 Target 12digit after the adjustment was finished Remark Frequency is adjusted under receiving condition with SSG Transmitter Section Item Condition Measurement Adjustment Specifications Remarks Panel tuning mode PC test mode Test equipment Unit Terminal Unit Parts Method 1 High Transmit power Limit 1 Adj item HLMT Adjust 2 Adj item H LMT_ H L MT_ H L M T_ H L M T _ H L M T _ PT...

Page 71: ... 后按应用按钮储存调整值 PC 测试模式调整结束后 IF20 的值将变成 0 左右目标値 12 备注在 SSG 接收条件下调整频率发射部分项目条件测量调整规格备注面板调谐模式 PC 测试模式测量装置单元端子单元部件方法 1 高发射功率限制 1 调整项目 HLMT 调整 2 调整项目 H LMT_ H L MT_ H L M T_ H L M T _ H L M T _ PTT 开启按键储存调整值 1 测试信道低低中高高 5 点 2 发射按全部应用按钮储存调整值功率计电流表天线面板调谐模式 PC 测试模式 28W 2 0W PC 测试模式调整所有调整点之后按全部应用按钮储存调整值低发射功率限制 1 调整项目 LLMT 调整 2 Adj item L LMT_ L L MT_ L L ...

Page 72: ... Deviation meter LPF 3kHz HPF OFF 2 Adj item Low Low Center High High PTT Press Transmit button Press Apply All button to store the adjustment value 2kHz Sine Wave Check box Check while transmitting change to 2kHz Deviation meter Oscillo scope ANT Panel tuning mode PC test mode The Deviation of 20Hz frequency is fixed Change the 2kHz adjustment value to become the same deviation of 20Hz within the...

Page 73: ... 按钮储存调整值 3 平衡 2 1 调整项目 BAL 调整频偏仪 LPF 3kHz HPF 关闭 2 调整项目 B AL_ B A L__ B A L __ B A L _ _ B A L _ _ 调整 PTT 开启按键储存调整值 1 调整项目平衡频偏仪 LPF 3kHz HPF 关闭 2 调整项目低低中高高 PTT 按发射按钮按全部应用按钮储存调整值 2kHz 弦波波复选框发射时复选此项改为 2kHz 频偏仪示波器天线面板调谐模式 PC 测试模式 20Hz 频率的频偏固定更改 2kHz 调整值变成指定范围内 20Hz 的相同频偏 2kHz 音调频偏在 20Hz 音调频偏的 1 0 以内 PC 测试模式调整所有调整点之后按全部应用按钮储存调整值 2 请参阅第 81 页的各信令和模式所需的频偏调整项目表所有信令频偏的...

Page 74: ...rence value 513 for each adjustment point Transmit at each adjustment point and check that the Analog deviation is be tween 2050Hz and 2150Hz 2050 2150Hz PC test mode Press Apply All button to store the adjustment value after all adjustment point was adjusted Wide 1 Adj item ADEV Adjust PTT ON Press key to store the adjust ment value 1 Adj item Maximum Deviation Analog Wide PTT Press Transmit butt...

Page 75: ...PF 15kHz HPF 关闭 PTT 按发射按钮按全部应用按钮储存调整值频偏仪示波器天线面板调谐模式 PC 测试模式写基准值 513 到每个调整点在每个调整点发射检查模拟频偏是否在 2050Hz 和 2150Hz 之间 2050 2150Hz PC 测试模式调整所有调整点之后按全部应用按钮储存调整值宽带 1 调整项目 ADEV 调整 PTT 开启按键储存调整值 1 调整项目最大频偏模拟宽带 PTT 按发射按钮按全部应用按钮储存调整值写基准值 513 到每个调整点在每个调整点发射检查模拟频偏是否在 4150Hz 和 4250Hz 之间 4150 4250Hz PC 测试模式调整所有调整点之后按全部应用按钮储存调整值 3 请参阅第 81 页的各信令和模式所需的频偏调整项目表对于最大频偏模...

Page 76: ... Deviation meter Oscillo scope ANT Panel tuning mode PC test mode Write the value 430 Reference value 0 35kHz 0 05kHz Wide 1 Adj item DQT Adjust PTT ON Press key to store the adjust ment value 1 Adj item DQT Deviation Analog Wide PTT Press Transmit button Press Apply but ton to store the adjustment value Write the value 430 Reference value 0 75kHz 0 05kHz 8 LTR Deviation 4 Narrow 1 Adj item LTR Ad...

Page 77: ... 频偏仪 LPF 3kHz HPF 关闭 PTT 按发射按钮按应用按钮储存调整值频偏仪示波器天线面板调谐模式 PC 测试模式写入以下值 430 基准值 0 35kHz 0 05kHz 宽带 1 调整项目 DQT 调整 PTT 开启按键储存调整值 1 调整项目 DQT 频偏模拟宽带 PTT 按发射按钮按应用按钮储存调整值写入以下值 430 基准值 0 75kHz 0 05kHz 8 LTR 频偏 4 窄带 1 调整项目 LTR 调整频偏仪 LPF 3kHz HPF 关闭 PTT 开启按键储存调整值 1 调整项目 LTR 频偏模拟窄带频偏仪 LPF 3kHz HPF 关闭 PTT 按发射按钮按应用按钮储存调整值频偏仪示波器天线面板调谐模式 PC 测试模式写入以下值 465 基准值 0 75kHz 0 0...

Page 78: ...m Single Tone Deviation Analog Narrow Deviation meter LPF 15kHz HPF OFF PTT Press Transmit button Press Apply but ton to store the adjustment value Deviation meter Oscillo scope ANT Panel tuning mode PC test mode Write the value 513 Reference value 1 50kHz 0 05kHz Wide 1 Adj item TONE Adjust PTT ON Press key to store the adjust ment value 1 Adj item Single Tone Deviation Analog Wide PTT Press Tran...

Page 79: ...偏 4 窄带 1 调整项目 TONE 调整频偏仪 LPF 15kHz HPF 关闭 PTT 开启按键储存调整值 1 调整项目单音频偏模拟窄带频偏仪 LPF 15kHz HPF 关闭 PTT 按发射按钮按应用按钮储存调整值频偏仪示波器天线面板调谐模式 PC 测试模式写入以下值 513 基准值 1 50kHz 0 05kHz 宽带 1 调整项目 TONE 调整 PTT 开启按键储存调整值 1 调整项目单音频偏模拟宽带 PTT 按发射按钮按应用按钮储存调整值写入以下值 513 基准值 3 00kHz 0 05kHz 11 MSK 频偏 4 窄带 1 调整项目 MSK 调整频偏仪 LPF 15kHz HPF 关闭 PTT 开启按键储存调整值 1 调整项目 MSK 频偏模拟窄带频偏仪 LPF 15kHz HPF 关闭...

Page 80: ... Necessary adjustment and order Wide Narrow Very Narrow Analog Audio 1 Balance adjust 2 Maximum Deviation Analog Wide 1 Balance adjust 2 Maximum Deviation Analog Narrow QT 1 Balance adjust 2 Maximum Deviation Analog Wide 3 QT Deviation Wide 1 Balance adjust 2 Maximum Deviation Analog Narrow 3 QT Deviation Narrow DQT 1 Balance adjust 2 Maximum Deviation Analog Wide 3 DQT Deviation Wide 1 Balance ad...

Page 81: ... 请在调整 QT 频偏宽带之前调整平衡和最大频偏模拟宽带模式信令所需的调整和顺序宽带窄带甚窄带模拟音频 1 平衡调整 2 最大频偏模拟宽带 1 平衡调整 2 最大频偏模拟窄带 QT 1 平衡调整 2 最大频偏模拟宽带 3 QT 频偏宽带 1 平衡调整 2 最大频偏模拟窄带 3 QT 频偏窄带 DQT 1 平衡调整 2 最大频偏模拟宽带 3 DQT 频偏宽带 1 平衡调整 2 最大频偏模拟窄带 3 DQT 频偏窄带 LTR 1 平衡调整 2 最大频偏模拟宽带 3 LTR 频偏宽带 1 平衡调整 2 最大频偏模拟窄带 3 LTR 频偏窄带 DTMF 1 平衡调整 2 最大频偏模拟宽带 3 DTMF 频偏宽带 1 平衡调整 2 最大频偏模拟窄带 3 DTMF 频偏窄带 2 音 1 平衡调整 2 最大频偏模拟宽带 3 单音频偏模...

Page 82: ... Low 61 Preset Low 85 Preset Center 103 Preset High 122 Preset High 152 Preset Increase the adjust ment value from the preset value to get 12dB SINAD SSG output 119dBm 0 25uV Mod 1kHz 1 5kHz Note The fixed value of Sensitivity 2 must be written before adjust ing Sensitivity 1 3 Sensitivity 2 This adjustment can be performed only PC test mode 1 Adj item Sensitivity 2 2 Adj item Low Low Center High ...

Page 83: ...F VM 4 假负载示波器失真测试仪天线外部 SP 连接器 PC 测试模式写入以下值低 61 预设低 85 预设中 103 预设高 122 预设高 152 预设增大预设值的调整值以获得 12dB SINAD SSG 输出 119dBm 0 25μV MOD 1kHz 1 5kHz 注意在调整灵敏度 1 之前必须写入灵敏度 2 的预设值 3 灵敏度 2 仅可在 PC 测试模式中进行调整 1 调整项目灵敏度 2 2 调整项目低低中高高按全部应用按钮储存调整值 SSG AF VM 4 假负载示波器失真测试仪天线外部 SP 连接器 PC 测试模式写入以下值低 48 固定低 75 固定中 104 固定高 132 固定高 187 固定 4 RSSI 参考 5 模拟窄带 1 调整项目 RRSS 调整 2 调整项目 R RS...

Page 84: ...dB SINAD level for Analog Narrow 3dB MOD 1kHz 1 5kHz Adjust with the ana log signal 5 Because RSSI Reference NXDN Narrow is adjusted by adjusting RSSI Reference Analog Narrow it is not necessary to adjust RSSI Refer ence NXDN Narrow 5 Open Squelch 6 Squelch level 5 Analog Narrow 1 Adj item SQL Adjust 2 Adj item S QL S Q L S Q L S Q L _ S Q L _ _ SSG output 12dB SINAD level MOD 1kHz 1 5kHz 1 Adj it...

Page 85: ... 1 调整项目 RSSI 参考 NXDN 甚窄带 2 调整项目低低中高高 SSG 输出模拟窄的 12dB SINAD 电平 3dB MOD 1kHz 1 5kHz 用模拟信号进行调整 5 由于 RSSI 参考 NXDN 窄带通过调整 RSSI 参考模拟窄带进行调整因此不需要调整 RSSI 参考 NXDN 窄带 5 静噪浅 6 静噪电平 5 调整模拟窄带 1 调整项目 SQL 调整 2 调整项目 S QL_ _ S Q L_ _ S Q L _ _ S Q L _ _ S Q L _ _ SSG 输出 12dB SINAD 电平 MOD 1kHz 1 5kHz 1 调整项目静噪浅模拟窄带 2 调整项目低低中高高 SSG 输出 12dB SINAD 电平 1dB MOD 1kHz 1 5kHz SSG AF VM 4 假负载示波器失真测试仪...

Page 86: ... Open Squelch Analog Narrow it is not necessary to adjust Open Squelch NXDN Narrow 6 Low RSSI at 118dBm 7 Analog Narrow 1 Adj item LRSS Adjust 2 Adj item L RSS L R SS L R S S L R S S L R S S _ SSG output 118dBm 0 28uV MOD 1kHz 1 5kHz 1 Adj item Low RSSI Analog Narrow 2 Adj item Low Low Center High High SSG output 118dBm 0 28µV MOD 1kHz 1 5kHz SSG ANT Ext SP connec tor Panel tuning mode After input...

Page 87: ...XDN 窄带 6 118dBm 低 RSSI 7 模拟窄带 1 调整项目 LRSS 调整 2 调整项目 L RSS_ L R SS_ L R S S_ L R S S _ L R S S _ SSG 输出 118dBm 0 28μV MOD 1kHz 1 5kHz 1 调整项目低 RSSI 模拟窄带 2 调整项目低低中高高 SSG 输出 118dBm 0 28μV MOD 1kHz 1 5kHz SSG 天线外部 SP 连接器面板调谐模式从 SSG 输入信号之后按键储存调整值 PC 测试模式从 SSG 输入信号之后按应用按钮储存调整值模拟宽带 1 调整项目 LRSS 调整 2 调整项目 L RSS_ L R SS_ L R S S_ L R S S _ L R S S _ SSG 输出 118dBm 0 28μV MOD 1kHz 3kHz 1 调整...

Page 88: ...Bm 22 4µV MOD 1kHz 1 5kHz Adjust with the ana log signal 8 Because RSSI at 80dBm adjust of NXDN Narrow is adjusted by adjusting RSSI at 80dBm adjust Analog Narrow it is not necessary to adjust RSSI at 80dBm adjust of NXDN Narrow 8 Squelch Tight Analog Narrow 1 Adj item SQLT Adjust 2 Adj item S QLT S Q LT S Q L T S Q L T S Q L T _ SSG output 12dB SINAD level 4dB MOD 1kHz 1 5kHz 1 Adj item Tight Squ...

Page 89: ...1kHz 1 5kHz 1 调整项目高 RSSI NXDN 甚窄带 2 调整项目低低中高高 SSG 输出 80dBm 22 4μV MOD 1kHz 1 5kHz 用模拟信号进行调整 8 由于 80dBm 高 RSSI NXDN 窄带通过调整 80dBm 高 RSSI 模拟窄带进行调整因此不需要调整 80dBm 高 RSSI NXDN 窄带 8 静噪深模拟窄带 1 调整项目 SQLT 调整 2 调整项目 S QLT_ S Q LT_ S Q L T_ S Q L T _ S Q L T _ SSG 输出 12dB SINAD 电平 4dB MOD 1kHz 1 5kHz 1 调整项目静噪深模拟窄带 2 调整项目低低中高高 SSG 输出 12dB SINAD 电平 4dB MOD 1kHz 1 5kHz SSG AF VM 4 假负载示波器失真测...

Page 90: ...C data detection 30 POWER O Detection output of power switch J1 MIC jack 1 MBL O MIC backlight control 2 SB O Battery voltage DC supply 3 GND Ground 4 PTT I O PTT PC serial data from radio 5 ME MIC ground 6 MIC I MIC signal input 7 HOOK I HOOK PC serial data to radio 8 DM I O MIC data detection TERMINAL FUNCTION 端子功能显示单元 X54 3830 10 管脚号码名称输入输出功能 CN1 至收发单元 CN514 1 SB 输入电池电压 DC 电源 2 SB 输入电池...

Page 91: ... O LCD enable output 21 LCDCL O LCD clock output 22 LCDDO I LCD data input 23 GND Ground 24 GND Ground 25 MIC I MIC signal input 26 ME MIC ground 27 HOOK RXD I HOOK PC serial data 28 PTT TXD I O PTT PC serial data 29 MKEY I O MIC data detection 30 POWER I Detection input of power switch 收发单元 X57 8230 11 管脚号码名称输入输出功能 CN514 至显示单元 CN1 1 SB 输出电池电压 DC 电源 2 SB 输出电池电压 DC 电源 3 SP 输出扬声器 4 SP 输出扬声...

Page 92: ...for Micro phone 6 MIC I Analog Audio input Output Amplitude 1kHz 60 deviation 5 mVrms Coupling Capacitor 10 uF Input impedance 600 Allowable Frequency 300 3000 Hz 7 HOOK RXD I Digital DTC144EE input Pull Up 5 0V 4 7k VIH 4 2 5 0 V VIL 0 0 8 V Baud rate 115200 bps 8 DM I Digital CMOS input output Pull Up 5 0V 47k VIH 4 2 5 0 V VIL 0 0 8 V O Digital VOL 0 8 V 15pin D sub Connector Specification Pin ...

Page 93: ... 19200 bps 5 ME 接地 MIC 接地 MIC 接地这是为了麦克风的接地端口 6 MIC 输入模拟音频输入输出振幅 1kHz 60 频偏 5 mVrms 耦合电容 10 uF 输入阻抗 600 容许频率 300 3000 Hz 7 HOOK RXD 输入数字 DTC144EE 输入上拉 5 0V 4 7k VIH 4 2 5 0 V VIL 0 0 8 V 波特率 115200 bps 8 DM 输入数字 CMOS 输入输出上拉 5 0V 47k VIH 4 2 5 0 V VIL 0 0 8 V 输出数字 VOL 0 8 V 15 针 D sub 针连接器规格管脚号码名称输入输出信号类型说明项目和条件最小标准最大单位注意 1 SB 电源开关 B 输出电压这个参数源于电池电压提供电流 2 A KCT 60 时 0 5...

Page 94: ...ort TXD Voltage Swing 5 9 V 3k Load Baud Rate 1200 19200 bps CL 100 pF 7 FNC2 RXD I O Digital Programmable I O VIH 4 0 5 2 V VIL 0 5 1 0 V VOH Io 1 5mA 4 0 5 2 V VOL Io 1 5mA 1 1 V RXD RS 232C I Digital RS 232C Serial port RXD Input Voltage Range 30 30 V Threshold Low 0 5 1 3 V Threshold High 1 75 2 6 V Baud Rate 1200 19200 bps 8 FNC3 I O Digital Programmable I O VIH 4 0 5 2 V VIL 0 5 1 0 V VOH Io...

Page 95: ...波特率 1200 19200 bps CL 100 pF 7 FNC2 RXD 输入输出数字可编程输入输出 VIH 4 0 5 2 V VIL 0 5 1 0 V VOH Io 1 5mA 4 0 5 2 V VOL Io 1 5mA 1 1 V RXD RS 232C 输入数字 RS 232C 串行端口 RXD 输入电压范围 30 30 V 阈值低 0 5 1 3 V 阈值高 1 75 2 6 V 波特率 1200 19200 bps 8 FNC3 输入输出数字可编程输入输出 VIH 4 0 5 2 V VIL 0 5 1 0 V VOH Io 1 5mA 4 0 5 2 V VOL Io 1 5mA 1 1 V RTS RS 232C 输出数字 RS 232C 串行端口 RTS 电压振幅 5 9 V 3k 负载 9 FNC4 输入输出数字可编程输入输出 VI...

Page 96: ... 5 1 0 V VOH Io 1 5mA 4 0 5 2 V VOL Io 1 5mA 1 1 V 12 50MC O Power 5V DC Power supply Output Voltage 4 5 5 0 5 25 V Output Current 100 mA 13 HR1 I Analog Horn alert signal input Input Voltage 5 16 V Input Current 2 0 A Rds ON 55 108 m 14 HR2 O Analog Horn alert signal output Output Voltage 16 V Output Current 2 0 A 15 GND GND Ground TERMINAL FUNCTION ...

Page 97: ...FNC6 输入输出数字可编程输入输出 VIH 4 0 5 2 V VIL 0 5 1 0 V VOH Io 1 5mA 4 0 5 2 V VOL Io 1 5mA 1 1 V 12 50MC 输出电源 5V DC 电源输出电压 4 5 5 0 5 25 V 输出电流 100 mA 13 HR1 输入模拟喇叭提示信号输入输入电压 5 0 16 V 输入电流 2 0 A Rds ON 55 108 m 14 HR2 输出模拟喇叭提示信号输出输出电压 16 V 输出电流 2 0 A 15 GND GND 接地 ...

Page 98: ...R39 R5 R7 R9 R40 R41 R42 R43 R44 R45 CN1 C10 C11 C12 C13 C14 C15 1 3 6 4 SB SP SP BLC MBL RLED GLED BLED GND GND GND GND GND GND EMG 50C LCDDI LCDDO LCDCE LCDCL MIC ME HOOK POWER MKEY PTT NX 720 PC BOARD 印刷电路板 SB SP SP DISPLAY UNIT X54 3830 10 Component side view J79 0345 09 DISPLAY UNIT X54 3830 10 Foil side view J79 0345 09 D5 D8 J1 D11 D14 D15 D18 D19 D22 D23 D24 NC POWER S A DM HOOK ME GND MBL...

Page 99: ...Y UNIT X54 3830 10 Foil side view J79 0345 09 D6 D7 D9 D12 D13 D16 D17 D19 D20 D21 D24 A B C Ref No Address IC1 Q3 Q6 Q8 Q9 Q10 Q11 D1 D2 D25 D26 D27 12K 11B 12B 11F 11E 12B 11F 10B 9C 10B 12M 11E Component side Foil side Layer 1 Layer 2 Component side Foil side Layer 1 Layer 2 Ref No Address D5 D7 D8 D9 D11 D12 D13 D14 D15 D17 D16 D18 D19 D21 D20 D22 D23 4D 7K 7G 7O 3G 3N 4N 4G 3H 4M 3M 4H 3J 4K ...

Page 100: ...C708 C729 C719 C702 C705 C716 C707 C706 C701 C720 C728 C770 C725 C709 C722 C752 C753 R743 C738 R742 C740 R741 C739 C741 R838 R181 R128 R837 R801 1 2 4 3 IC713 IC712 C766 C767 L510 D704 D703 C735 C784 D510 D509 D508 D507 D506 D505 C791 C136 R121 R123 R122 R125 C733 R797 L107 C140 D101 R680 R678 R682 R679 R505 C796 C411 C813 C441 C439 C797 C806 C798 R796 R664 C829 F502 F701 F401 F503 C477 C432 C475 ...

Page 101: ...C333 C334 C335 R324 R328 R326 CF2 IC103 1 4 8 5 Q105 C168 R167 TH103 C125 C135 C137 R120 TH101 L108 L109 L110 D102 CN111 R137 R141 R147 R146 R138 R149 C155 R150 C156 R133 R135 R130 R131 R155 C154 C145 C133 C29 IC2 C32 C34 1 6 18 13 7 12 24 19 CP1 IC409 1 2 4 3 C152 IC102 TX RX UNIT X57 8230 11 Component side view J79 0343 09 PC BOARD 印刷电路板 NX 720 J79 0343 09 3 4 Ref No Address Ref No Address IC2 I...

Page 102: ...D14 D15 D16 D17 R111 R112 L4 L5 L6 L7 L10 L11 L12 L13 L14 L15 L16 L17 L18 L19 L20 L21 L22 L23 L24 L25 L26 L27 CF1 Q4 Q5 Q6 Q7 Q8 1 3 6 4 Q9 R34 R35 R36 R37 R38 R39 R42 R43 R48 R50 R51 R52 R53 R54 R55 Q201 R56 Q202 R57 D107 R58 R59 R60 R61 D112 R62 R63 D113 R64 D114 C175 R65 R66 R67 L201 R69 L202 L203 L204 L205 L206 R70 L212 L213 L214 L215 L216 IC304 L221 L232 L233 R204 R207 1 3 6 4 NX 720 PC BOARD...

Page 103: ... R504 R508 L1 R315 R509 L2 L4 R510 R511 R512 R513 R515 R516 R517 R518 R519 CN502 CN503 CN504 R521 R522 R524 R525 L15 R526 R531 R532 R533 R534 IC1 R536 C306 C113 C309 C116 C117 C118 C501 C119 C502 C503 C504 R541 C505 CF1 C312 C506 C507 C508 C120 C315 C509 C121 C316 R546 C317 C123 C124 R549 C510 X501 C129 C512 C514 C515 C322 C516 R552 C323 R553 C324 C518 R554 C325 C519 R555 R556 R557 R558 R559 C520 ...

Page 104: ...PUT 4 POWER MODULE HOOK 5 GND ME GATEBIAS SB LCDCL GND EXT SP SP 3 FNC3 RLED MBL GND LCDCE 6 FILTER SP2 PA 1 ME SP TX RX UNIT X57 823 DRAINBIAS GND MIC J1 13 GND 8 AF AMP J501 J701 VCC BLC 50C LCD HOOK FNC4 PTT OUT1 FNC2 MBL 1 GLED B38 0936 05 EMG LCDDI 1 10 NC 8 GND MKEY CN1 SB SB OUT2 IC102 RFOUTPUT PTT 2 RLED 14 SP LCDDO LCDCL GND BLED SB 30 SP POWERGND POWER IN1 LA4600 EMG 11 CN514 50MC FNC6 L...

Page 105: ...R683 0 C405 0 01u C432 C417 100p C413 100p C439 0 1u C433 25 C434 4 7u 4 7u 25 C451 10u 10 C428 0 1u C442 0 01u C443 1u 25 C455 2 2u 16 C453 0 01u C424 100p C457 100p C430 4 7u 25 C461 1u C446 0 01u C438 0 1u C647 0 01u C450 10u 10 C409 0 01u C423 100p C458 100p C460 100p C648 0 1u C437 4 7u C416 0 01u C448 0 01u C436 0 01u C435 2 2u 16 C449 1u 25 C475 1u 25 C441 2 2u 16 C476 0 1u C477 0 1u C454 2...

Page 106: ... D 7 M10 D 6 P10 D 5 L9 D 4 M9 D 3 P9 D 2 K8 D 1 L8 D 0 G3 A 20 H3 A 19 K1 A 18 P5 A 17 P7 A 16 M8 A 15 K9 A 14 N3 A 13 P3 A 12 L4 A 11 N4 A 10 P4 A 9 L5 A 8 N5 A 7 L6 A 6 M6 A 5 P6 A 4 K6 A 3 K7 A 2 M7 A 1 L7 A 0 H11 A 0 F2 X2 CLKIN A2 VSS_1 B1 VSS_2 B9 VSS_3 B11 VSS_4 C2 VSS_5 C5 VSS_6 C7 VSS_7 C11 VSS_8 D11 VSS_9 E4 VSS_10 E5 VSS_11 E13 VSS_12 F4 VSS_13 F11 VSS_14 K4 VSS_15 K5 VSS_16 M3 VSS_17 ...

Page 107: ...5 SPI0 T6 SPo0 V5 SPCS00 U4 SPCS01 T4 SPCS02 V6 SPCK1 U7 SPI1 T8 SPo1 V7 SPCS10 U6 SPCS11 T5 SPCS12 G3 ADC4 H1 ADC5 H2 ADC6 H3 ADC7 J1 ADC8 J2 ADC9 J3 MICVR K1 SPDAC K2 MICADC0 K3 MoDDAC L2 MICADC1 T10 KEYI0 R9 KEYI1 V11 KEYI2 U10 KEYI3 T11 KEYI4 V12 KEYo0 U11 KEYo1 T12 KEYo2 V13 KEYo3 U12 KEYo4 R4 PWM1 P4 PWM2 V8 TI R10 TDI R12 TMS R11 TDo T13 TCK U14 TRST U13 RTCK H17 BSCAN0 E16 BSCAN1 P18 RST R...

Page 108: ...12 T2 DGND13 C17 DGND14 U16 DGND15 X501 L77 3015 05 1 VC 2 GND 3 4 oUTPUT VCC IC702 BU7242NUX 1 2 3 4 VSS 5 6 7 8 VDD IC508 TC7SH08FU F INB INA GND 1 2 3 4 oUTY 5 VCC IC705 BU7242NUX 1 2 3 4 VSS 5 6 7 8 VDD L508 L510 FK330301 Q701 IC301 TC7SH08FU F INB INA GND 1 2 3 4 oUTY 5 VCC FK330301 Q501 IC701 BU7462NUX 1 2 3 4 VSS 5 6 7 8 VDD CN523 CP506 100kX4 1 2 3 4 8 7 6 5 CP505 100kX2 R707 1 8k R709 100...

Page 109: ... R710 56k R705 68k R703 56k R786 56k R801 1k R820 2 2k R814 390 R746 10k R743 470 R742 3 3k R821 0 R819 2 2k R823 12k R796 0 R797 0 R822 0 R745 100k R756 1k R751 100k R748 100k R824 3 3k R638 1k R637 1k R831 68k R832 68k R833 100 R834 1k R837 5 6k R838 3 3k CN720 D_RXD2 R810 12k R811 10k C802 1000p C796 1u C782 0 1u C766 4 7u C753 0 1u C752 0 1u C767 4 7u C774 0 1u C765 22p C770 0 1u C738 0 1u C74...

Page 110: ... 12 13 14 15 CP704 100kX4 CP703 100kX4 CP705 100kX2 CP706 100kX2 CP707 1kX4 CN705 Q504 LTC014TEBFS8 Q502 LTC014TEBFS8 CN707 Q503 MTM981400BF 6 1 2 3 5 4 7 8 R659 0 R673 100k R674 1M R627 6 8k R628 6 8k R658 0 R620 10k R624 100k R623 100k R622 100k R626 100 R629 100k R621 100k R631 100k R634 100 R668 470 R671 100 R657 4 7k R667 100 R664 0 R662 0 R672 470 R669 100 R670 100 R635 0 R632 0 R641 0 R643 ...

Page 111: ... R343 22k R73 0 R345 0 R332 0 R308 0 R329 10 R440 0 R432 10k R434 10k R433 270k R435 0 R431 0 R429 0 R30 180k R12 68k R13 47k R31 47k R23 10 R26 1k R18 1k R20 0 R24 390 R19 0 R27 10k R22 120 R825 0 R323 0 R21 47 R29 47 R25 100k R33 4 7k R75 10 R10 10 R16 1k R15 10 R76 0 R14 47k R390 10k R324 18k R307 560 R315 0 R306 330k R303 1k R355 0 R304 1k R305 1k R381 220 R379 2 2k R368 220 R316 3 3k R326 330...

Page 112: ... 15p C83 5p C87 1000p C81 22p C88 0 1u C89 15p C85 1000p C240 1u C239 0 1u C58 470p C41 100p C77 0 5p C54 180p C80 470p C44 100p C66 10p C69 8p C73 0 01u C74 0 01u C67 6p C57 4p C45 330p C55 39p C76 0 5p C78 1000p C79 1000p C63 0 75p C68 10p C70 1u 25 C42 100p C64 10u 10 C59 4p C51 1u C49 220p C56 8p C61 470p C52 470p C53 220p C46 10p C50 7p C60 4p C35 6p C40 8p C37 8p C229 1000p C212 22p C360 0 0...

Page 113: ... C258 15p C135 470p C171 100p C148 100p C144 47p C136 470p C119 27p C103 0 01u C128 47p C113 470p C149 470p C117 470p C137 100p C125 470p C129 33p C168 470p C104 1000p C121 6p C101 1000p C116 470p C124 33p C120 22p C155 C118 470p C142 22p C131 100p C108 4 7u C123 22p C102 470p C127 22p C175 39p C134 470p C173 470p C172 470p C156 100p C177 100p C178 100p C176 22p C179 9p C151 18p C146 12p C255 47p ...

Page 114: ... 1A4 9 2Y1 10 GND 11 12 13 14 15 16 17 18 19 20 2A1 1Y4 2A2 1Y3 2A3 1Y2 2A4 1Y1 2G VCC IC509 TC7WH126FU F 1 G1 2 A1 3 Y2 4 GND 5 6 7 8 A2 Y1 G2 VCC CP501 100kX4 D502 DB2S310 D511 DB2S310 IC716 TC7WT126FU F 1 G1 2 A1 3 Y2 4 GND 5 6 7 8 A2 Y1 G2 VCC CP508 100kX4 CN530 CP512 100kX2 CP515 100X2 CP516 100X4 CP511 100X2 R617 0 R613 10k R610 470k R615 4 7k R684 47k R686 22k R616 R688 R690 1k R612 1k R614...

Page 115: ... DZ2J062 M KTC4075E Y GR Q11 R42 2 7k R43 10k R44 2 2k R45 4 7k L3 C 3 6 220p CN1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 QST7 Q9 D7 B30 2337 05 D5 B30 2337 05 D9 B30 2337 05 D6 B30 2337 05 D11 D15 D19 D12 D16 D20 D13 D17 D24 D21 D8 B30 2337 05 D22 B30 2321 05 KEY BACKLIGHT LCD BACKLIGHT GND PTT HOOK MIC POWER MKEY LCDDI LCDCL LCDCE 50C SB ME LCDDO RLED GLE...

Page 116: ...515 Expander PCA9535BS 50C F1CNT SCL SDA 3 3V 5 0V I2CCK I2CDT TC7WBD125AFK IC512 50C FNC5 FNC6 HR1 DC SW HR2 LEVEL SHIFT HORN 5V_TXD2 D_RXD2 LTC014TEBFS8 Q502 Q503 MTM981400BF DATAI DI_MI2 SP2 Q504 LTC014TEBFS8 SPAF DETO DEO_AFO SB IC714 LA4600 AMP AF SP SP IGN TXD2 5V_TXD2 IC511 TC74VHCT244AFK 50C RXD2 D GPSC GPS_ALM D513 DB2S310 D512 DB2S310 5V_TXD2 SUM LIMIT IC703 2 2 BU7462NUX DA3S101F D703 7...

Page 117: ... SW Q106 EMD5 80T B APC 80T GATE BIAS DC SW H_L Q105 FK330301 MP IC103 NJM12904RB1 REV FWD Q5 2SC5108 Y F 50CS 1SV305F D6 13 T_R TX 272 348MHz RX 371 9 447 9MHz 1st Local 185 95 223 95MHz Q6 7 MCH3914 7 H D4 5 1SV325F 1SV282 F D7 8 9 10 11 12 1SV278F D15 DC SW Q2 2SJ648 A Q1 LTC014EEBFS8 ASTSW D2 DZ2J091 M 50R 50R CF1 450kHz CF2 450kHz IC303 445HFV C304 33A_2 AMP Q305 2SC4215 F Y XF1 49 95MHz Q201...

Page 118: ...SW DC SW LED INDICATOR DC SW MBL KEY BACKLIGHT LCD BACKLIGHT DC SW BLC SB GLED RLED BLED 50C SB SB MBL MBL 50C BLED RLED GLED BLC SP SP POWER KMO2 KMO3 KMO1 KMI1 KMI2 KMI3 LCDDO 50C EMG SB MBL KTC4075E Y GR Q8 D11 D24 B30 2337 05 D5 D9 B30 2337 05 IC1 LC75857W E LTC014EEBFS8 Q10 Q3 KTC4075E Y GR Q6 KTC4075E Y GR PTT ME MKEY MIC HOCK OVER VOLTAGE PROTECTION 50C D2 DA3S101F Q11 KTC4075E Y GR Q9 QST7...

Page 119: ...246 1mVrms W 123 5mVrms N VCO IC701 ASIC C51 94 9mVrms W 47 5mVrms N C104 IC102 Drive T R SW Final IC To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 3kHz DEV Wide In the RF section use a 1000pF coupling capacitor The display shows the SSG input value required to obtain 12dB SINAD without local level D110 RX in LPF ANT SW 25W FWD REV Detector CPL 114 5dBm ...

Page 120: ...og EIA 12dB SINAD 0 25µV Analog EN 20dB SINAD 3dBµV Adjacent Channel Selectivity Analog 25kHz 80dB Analog 12 5kHz 70dB Intermodulation Distortion Analog 65dB Spurious Response Analog 80dB Audio Distortion Less than 3 Audio Output 4W 4 TRANSMITTER RF Power Output 5 25W Spurious Response 36dBm 1GHz 30dBm 1GHz FM Noise EIA Analog 25kHz 50dB Analog 12 5kHz 45dB Modulation 16K0F3E 14K0F2D 8K50F3E 7K50F...

Page 121: ... 25kHz 1 误码率 0 28μV 数字 12 5kHz 1 误码率 0 4μV 模拟 EIA 12dB SINAD 0 25μV 模拟 EN 20dB SINAD 3dBμV 邻道选择性模拟 25kHz 80dB 模拟 12 5kHz 70dB 互调抑制模拟 65dB 杂散响应模拟 80dB 音频失真小于 3 音频输出功率 4W 4 发射发射功率输出 5 25W 杂散发射 36dBm 1GHz 30dBm 1GHz 调频噪声 EIA 模拟 25kHz 50dB 模拟 12 5kHz 45dB 电波类型 16K0F3E 14K0F2D 8K50F3E 7K50F2D 8K30F1E 8K30F1D 8K30F7W 4K00F1E 4K00F1D 4K00F7W 4K00F2D 依据 EN 标准或 TIA EIA 603 获得的模拟测量值和所示规格均为典型值 JVC 建伍株式...

Page 122: ...NX 720 ...

Page 123: ...TT NX 720 PC BOARD 印刷电路板 PC BOARD 印刷电路板 NX 720 SB SP SP DISPLAY UNIT X54 3830 10 Component side view J79 0345 09 DISPLAY UNIT X54 3830 10 Component side view J79 0345 09 DISPLAY UNIT X54 3830 10 Foil side view J79 0345 09 DISPLAY UNIT X54 3830 10 Foil side view J79 0345 09 D5 D6 D7 D8 D9 J1 D11 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 NC POWER S A B C DM HOOK ME GND MBL MIC PTT SB Ref N...

Page 124: ... R804 R805 R833 R421 R415 R414 R800 R845 R628 R813 R810 R613 R614 R617 R610 R615 R814 R627 C765 R730 R728 R724 C732 C708 C729 C719 C702 C705 C716 C707 C706 C701 C720 C728 C770 C725 C709 C722 C752 C753 R743 C738 R742 C740 R741 C739 C741 R838 R181 R128 R837 R801 1 2 4 3 IC713 IC712 C766 C767 L510 D704 D703 C735 C784 D510 D509 D508 D507 D506 D505 C791 C136 R121 R123 R122 R125 C733 R797 L107 C140 D101...

Page 125: ...21 L11 R522 L12 L13 R524 L14 R525 L15 R526 L16 L17 L18 L19 L20 R531 L21 R532 L22 R533 L23 R534 L24 IC1 L25 R536 C306 L26 L27 C113 C309 C116 C117 C118 C501 C119 C502 C503 C504 R541 C505 CF1 C312 C506 C507 C508 C120 C315 C509 C121 C316 R546 C317 C123 C124 R549 C510 X501 C129 C512 C514 C515 C322 C516 R552 C323 R553 C324 C518 R554 C325 C519 R555 R556 R557 R558 R559 C520 Q4 C521 Q5 C522 Q6 C523 Q7 C524...

Page 126: ...P2 2SC5108 Y F Q11 C140 4 7u 16 L104 33n L25 120n L112 D16 RKS151KJ L103 L105 L108 J501 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 D408 DB2S310 Q414 EMD9 2SA1832 GR F Q416 D409 DB2S310 2SC4738 GR F Q415 IC3 BD7542FVM 1 2 3 4 oUT1 VSS 5 6 7 8 VDD IC201 BD7542FVM 1 2 3 4 oUT1 VSS 5 6 7 8 VDD D10 1SV282 F L13 220n D12 1SV282 F MCH3914 7 H Q7 L11 220n D15 1SV278F D7 1SV282 F D11 1SV282 F D5 1SV325F L5 L18 43...

Page 127: ...IM DINT FSDET HINT DWUP MCDIAF MCSCKAF MCCSAF MCDOAF MCDICN MCCSXCN HOST_RDY DSP_ST MCSCKCN 30pin Display Board CN514 J501 D sub 15pin 50C SB POWER EMG MBL BLC BLED SP IC511 TC74VHCT244AFK SCKO LCDCS SDDO LCDCL LCDCE LCDDI SDIO MIC ME HOOK 33M IC509 2 2 TC7WH126FU F HOOK_RXD1 HOOK_RXD1 LCDDO MKEY IC716 1 2 TC7WH126FU F IC509 1 2 TC7WH126FU F IC716 2 2 TC7WH126FU F MKEYO MKEYI PTT TXD1 PTT 50C MKEY...

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