Page 1 UHF DIGITAL TRANSCEIVER / UHF 数字模拟双模车载对讲机 NX-800 SERVICE MANUAL / 维修手册 C version / C © 2009-10 PRINTED IN CHINA 版本 B51-8894-00 ( N ) Modular jack Metallic cabinet Key top Panel assy (E58-0522-05) (A01-2194-11) (K29-9401-03) (A62-1162-12) RF coaxial receptacle (M)
Page 2: Table Of Contents
的信息而导致的损害负责。Kenwood 公司保留出于改进的需要 rors or omissions. Neither is any liability assumed for dam- 而随时对文中的产品信息做出更改的权利。 ages resulting from the use of the information contained herein. Kenwood reserves the right to make changes to any products herein at any time for improvement purposes.
Page 3: General
安装前条件 PRE-INSTALLATION CONSIDERATIONS 1. 开箱 1. UNPACKING 从运输包装中取出本无线电设备并检查附件。如果有任何 Unpack the radio from its shipping container and check 组件遗失，请立即与 KENWOOD 联系。 for accessory items. If any item is missing, please contact KENWOOD immediately. 2. 安装前检查 2. PRE-INSTALLATION CHECKOUT 2-1. 说明 2-1. Introduction 在运输之前每一台无线电设备均已调整和测试过。但是，...
Page 4 用户的 K E N W O O D 销售商可以帮助用户选择最能满足用户特殊 on many factors and is beyond the scope of this manual. 要求的天线系统。 Your KENWOOD dealer can help you select an antenna sys- tem that will best serve your particular needs. 4-2. 无线电位置...
Page 5 NX-800 概述 GENERAL / 维修服务 SERVICE 为了便于维修本设备，建立了完整的维修服务体系，提供 This radio is designed for easy servicing. Refer to the 了包括原理图，印刷电路板图和调整步骤在内的资料供参考。 schematic diagrams, printed circuit board views, and align- ment procedures contained in this manual. 注意 NOTE • 如果不打算使用 3.5m m 扬声器插孔和 25 针 D - s u b 连接器，...
Page 6: System Set-Up
NX-800 SYSTEM SET-UP Merchandise received Frequency range RF power Type Choose the type of transceiver 400.0~470.0MHz Are you using See page 15. KRK-10 the remote kit? (Option) Are you using See page 13. KCT-46 the ignition sense cable? (Option) See page 9.
Page 7: 系统体系
NX-800 系统体系接收到的商品频率范围射频功率类型选择车载对讲机的类型 400.0~470.0MHz 是参见第15页。您是否使用遥控套件？ KRK-10 (可选件) 否是参见第13页。您是否使用点火感应电缆？ KCT-46 (可选件) 否参见第9页。车载对讲机编程编程时需要个人计算机，编程接口(KPG-46/46A)以及编程软件(KPG-111D(C))。是参见第13页。您是否使用扩音？ KAP-2 (可选件) 否是参见第18页。您是否使用语言指导和存储单元？ VGS-1 (可选件)
Page 8: Realignment
NX-800 模式组合 REALIGNMENT / 1. 模式 1. Modes 用户模式 User mode 面板测试模式面板调谐模式 Panel test mode Panel tuning mode PC模式数据编程模式 PC mode Data programming mode Firmware PC测试模式 PC调谐模式 PC tuning mode PC test mode 固件编程模式 programming mode 复制模式 Clone mode 固件版本信息...
Page 9 NX-800 模式组合 REALIGNMENT / 5. PC 模式 5. PC Mode 5-1. 前言 5-1. Preface 车载对讲机采用个人电脑、编程接口 (KPG-46/46A) 和编程 The transceiver is programmed by using a personal com- 软件 (KPG-111D(C)) 进行编程。 puter, programming interface (KPG-46/46A) and program- 编程软件可在 PC 上使用。图 1 说明了 PC 进行编程的设置。...
Page 10 NX-800 模式组合 REALIGNMENT / 5-3. KPG-46/KPG-46A 说明 5-3. KPG-46/KPG-46A description (PC 编程接口电缆 : 选购件 ) (PC programming interface cable: Option) 将车载对讲机连接到电脑需要 K P G -46/46A。该电缆的...
Page 11 NX-800 模式组合 REALIGNMENT / 7. 如果写入操作成功完成，则计算校验和并显示结果。 7. If writing ends successfully, the checksum is calculated 8. 若要继续为其他车载对讲机编程，请重复步骤 4 至 7。 and a result is displayed. 8. If you want to continue programming other transceivers, repeat steps 4 to 7. 注意 : Note: 如果车载对讲机的固件编程模式设为禁用，则无法进入此...
Page 12 NX-800 模式组合 REALIGNMENT / · 如何用麦克风键盘输入密码 ; • How to enter the password with the microphone key- 如果在显示“CLONE LOCK”时按某个键，则会在车载对讲 pad; 机上显示被按下的数字。 If you press a key while “CLONE LOCK” is displayed, 每次按键按向左的顺序移动显示。输入密码并按 [ ] 键时， the number that was pressed is displayed on the trans- 如果输入的密码正确，则显示“CLONE MODE”...
Page 13: Installation
NX-800 安装 INSTALLATION / 1. 点火感应电缆 (KCT-46: 可选件 ) 1. Ignition Sense Cable (KCT-46: Option) K C T -46 为用于启用点火功能的选购电缆。点火功能让您能 The KCT-46 is an optional cable for enabling the ignition 够通过点火钥匙打开和关闭车载对讲机的电源。 function. The ignition function lets you turn the power to the transceiver on and off with the car ignition key.
Page 14 NX-800 安装 INSTALLATION / 6. 用手指从内而外推底座后部的保护盖，将其取下。( ④ ) 6. Remove the cap on the rear of the chassis by pushing it from the inside with your ﬁ nger. ( r ) 7. 将电缆 ( E37-1113-25) 的 6 针连接器穿过底座孔 ( ⑤ )，...
Page 15 NX-800 安装 INSTALLATION / 3. 控制头遥控套件 (KRK-10: 可选件 ) 3. Control Head Remote Kit (KRK-10: Option) KRK-10 遥控套件用于远程操作车载对讲机。 The KRK-10 remote kit is used to remotely operate the transceiver. 3-1. 将 KRK-10 套件安装到车载对讲机 3-1. Installing the KRK-10 kit to the transceiver 1.
Page 16 NX-800 安装 INSTALLATION / ■ Install the KRK-10 main panel onto the transceiver ■将 KRK-10 主控制盘安装到车载对讲机上 4. 将上述步骤 2 取下的带状电缆插入 K R K -10 主控制盘 ( A62- 4. Insert the ﬂ at cable that was removed in step 2 above 1101-11) 接口单元...
Page 17 NX-800 安装 INSTALLATION / ■ Connect the KRK-10 main panel to the rear ■用电缆将 KRK-10 主控制盘连接到后面板 panel with the cable 8. 将电缆 ( E30-7514-15) 的一个 14 针连接器插入主控制盘接 8. Insert one 14-pin connector of the cable (E30-7514-15) 口单元 (A/2) 的连接器 (CN3)。( ⑪ ) into the connector (CN3) of the interface unit (A/2) of the main panel.
Page 18 NX-800 安装 INSTALLATION / 4. 语言指导及存储单元 4. Voice Guide & Storage Unit (VGS-1: 可选件 ) (VGS-1: Option) 4-1. 在车载对讲机中安装 VGS-1 单元 4-1. Installing the VGS-1 unit in the transceiver 1. 取下车载对讲机的机壳、顶盖和屏蔽板。 1. Remove the cabinet, top packing and shielding plate of 2.
Page 19 NX-800 安装 INSTALLATION / 5-2. KES-5 或 KES-6 5-2. KES-5 or KES-6 K A P -2 可以安装外部扬声器 K E S -5 或 K E S -6。如果安装了 External speaker KES-5 or KES-6 can be installed for KES-5 或 KES-6，则可以通过将 KAP-2 上的 CN1 跳帽从针脚 4 KAP-2.
Page 20 NX-800 安装 INSTALLATION / 6. GPS 接收机连接 6. GPS Receiver Connection 6-1. 安装 GPS 接收机 6-1. Installing the GPS receiver 1. 取下车载对讲机的机壳、顶盖和屏蔽板。 1. Remove the cabinet, top packing and shielding plate of 2. 从车载对讲机取下前面板。 the transceiver. 3. 将两块缓冲垫安装到 GPS 接收机顶部。...
Page 21 NX-800 安装 INSTALLATION / 6-2. 同时安装 GPS 接收机和 VGS-1 6-2. Installing the GPS receiver together with the VGS-1 1. 取下车载对讲机的机壳、顶盖和屏蔽板。 1. Remove the cabinet, top packing and shielding plate of 2. 从车载对讲机取下前面板。 the transceiver. 3. 如图 6-5 所示，将缓冲垫安装到 VGS-1 底部。...
Page 22: Disassembly For Repair
NX-800 维修拆卸 DISASSEMBLY FOR REPAIR / 1. 拆卸注意事项 1. Precautions on Disassembly ■ TX-RX PCB(TX-RX 单元 A/2) 拆卸 ■ TX-RX PCB (TX-RX unit A/2) Disassembly 1. 取下 TX-RX PCB 上的所有螺丝和天线端子。 1. Remove all screws and antenna terminals on the TX-RX 2.
Page 23 NX-800 维修拆卸 DISASSEMBLY FOR REPAIR / CN902 Fig. 2-1 / 图 2-1 Fig. 2-2 / 图 2-2 2. 重新组装注意事项 2. Precautions on Reassembly ■ TX-RX PCB (TX-RX unit A/2) Reassembly ■ TX-RX PCB(TX-RX 单元 A/2) 重新组装 1. 翻转 TX-RX PCB，然后将 D-sub PCB(TX-RX 单元 B/2) 的带...
Page 24 NX-800 维修拆卸 DISASSEMBLY FOR REPAIR / ■ Power supply cable installation procedure ■电源线安装操作 1. Pass the power supply cable through the chassis hole ( q ) 1. 如图 4-1 所示，将电源线穿过底座孔 ( ① )，然后将套管插入底座孔。 as shown in Figure 4-1 and insert the bush into the chas- 2.
Page 25 NX-800 维修拆卸 DISASSEMBLY FOR REPAIR / ■ D-sub cap installation procedure ■ D-sub 盖安装操作如需提高防水性能，请按照以下顺序将 D - s u b 盖卡入车载 To improve water resistance, ﬁ t the D-sub cap into the 对讲机的 D-sub 端子硬件夹具。 D-sub terminal hardware ﬁ xture of the transceiver in the fol- lowing order: 1.
Page 26 NX-800 维修拆卸 DISASSEMBLY FOR REPAIR / Spacer / 垫圈 Speaker / 扬声器 Speaker holder / 扬声器座 Fig. 7-1 / 图 7-1 Fig. 7-2 / 图 7-2 Fig. 7-3 / 图 7-3 ■取出锂电池 (W09-0971-05) ■ Removing the lithium cell (W09-0971-05) 将不导电的螺丝刀插入电池座 ( C N405) 的一侧，从电池座...
Page 27: Circuit Description
CIRCUIT DESCRIPTION / 1. 概述 1. Overview NX-800 为 UHF 便携式车载对讲机，设计用于 400 至 470MHz NX-800 is a UHF Mobile transceiver designed to operate 的频率范围。该设备由接收机、发射机、锁相环 ( P L L ) 频率 in the frequency range of 400 to 470MHz. The unit consists 合成器、基带部分、电源和控制电路组成。...
Page 28 NX-800 电路说明 CIRCUIT DESCRIPTION / –118dBm –120.5dBm –114.5dBm –112.5dBm –104dBm RF AMP D207~ IF AMP IF AMP FM SYSTEM IC 1st MIX DBM D212,D213 Q210 D210 Q205 Q204 IC202 XF202 IC204 Buff AMP Buff AMP Buff AMP Q208 0dBm 0dBm Fig.
Page 29 NX-800 电路说明 CIRCUIT DESCRIPTION / 3-4. 音频放大器电路 3-4. Audio ampliﬁ er circuit FM 模式的音频处理 ( 高通滤波器、低通滤波器、去加重等 ) Audio processing (high-pass filter, low-pass filter, de- 和 NXDN 模式的解码由 DSP 进行处理。IC510、IC502 的音频信 emphasized and so on) at FM mode and decoding at NXDN 号通过放大器...
Page 30 NX-800 电路说明 CIRCUIT DESCRIPTION / LPF(IC702) 用作平滑滤波器。DAC(IC712) 将基带信号分配 LPF (IC702) works as smoothing ﬁ lter. The DAC (IC712) 到 VCO 和 VCTCXO(X1)。此时，将按照各自的调制方式对按照 assigns the base band signal to the VCO and VCTCXO (X1). 发射载波输出的电平进行微调。 At this time, the level output according to the transmit car- rier is ﬁ...
Page 31 NX-800 电路说明 CIRCUIT DESCRIPTION / 5. PLL 频率合成器 5. PLL Frequency Synthesizer 5-1. VCTCXO(X1) 5-1. VCTCXO (X1) VCTCXO(X1) 为 PLL 频率合成器产生 19.2MHz 的基准频率。 VCTCXO (X1) generates a reference frequency of 19.2 该基准频率被施加到 PLL IC(IC3) 的第 9 针，作为第 2 本振 MHz for the PLL frequency synthesizer. This reference 信号通过三倍频器后送到...
Page 32 NX-800 电路说明 CIRCUIT DESCRIPTION / 5-4. 本地开关 (D101、D205) 5-4. Local Switch (D101, D205) 缓冲放大器 ( Q10) 输出信号的连接目标由二极管开关 The connection destination of the signal output from (D101)( 由发射电源...
Page 33 NX-800 电路说明 CIRCUIT DESCRIPTION / 6-2. 存储电路 6-2. Memory Circuit 存储电路由 MCU(IC510)、 SRAM(IC503) 和闪存 (IC501) 组成。 Memory circuit consists of the MCU (IC510) and the 闪存具有 32M 位的容量，包含 M C U 的车载对讲机控制程序并 SRAM (IC503), the ﬂ ash memory (IC501). The ﬂ ash memo- 储存数据。它也保存车载对讲机信道的数据和由...
Page 34 NX-800 电路说明 CIRCUIT DESCRIPTION / 7. 电源电路 7. Power Supply Circuit + B 连接至末级放大器和 D C / D C 转换器 I C ( I C405)。I C405 +B is connected to Final ampliﬁ er and DC/DC converter 将 + B 电压调整至 5.0V (50M )。提供 + B 时，50M 运行。50M 运...
Page 35 NX-800 电路说明 CIRCUIT DESCRIPTION / 发射期间， MCU 将 TXC 信号控制为高，为发射电路供电 (80T)。 The MCU controls the TXC signal to High during trans- 接收期间， MCU 将信号 (RXC) 控制为高，为接收电路供电 (80R、 mission to supply power (80T) for transmission circuit. The 50R)。 MCU controls the signals (RXC) to High during reception to 当...
Page 36: Components Description
NX-800 元件说明 COMPONENTS DESCRIPTION / 显示单元 (X54-3680-10) Display unit (X54-3680-10) 有关号码零件名称说明 Ref. No. Part Name Description IC901 AFO/BLC 开关 IC901 AFO/BLC SW IC902 AF 缓冲 AMP(AFO) IC902 AF Buffer AMP (AFO) IC903 稳压器 (5C)
Page 37 NX-800 元件说明 COMPONENTS DESCRIPTION / 有关号码零件名称说明 Ref. No. Part Name Description 缓冲 AMP(VCO 调谐 ) Buffer AMP (VCO tune) VCO 调制 / 缓冲 AMP(CV) VCO Modulation/Buffer AMP (CV) IC101 自动电源控制 IC101 Auto Power Control IC102 末级...
Page 38 NX-800 元件说明 COMPONENTS DESCRIPTION / 有关号码零件名称说明 Ref. No. Part Name Description IC708 AF 开关 (TXO/TXI) IC708 AF SW (TXO/TXI) SUM AMP(AI/TONE/MI1 MI2)/ SUM AMP (AI/TONE/MI1 MI2) / IC709 IC709 (MOD/DI) (MOD/DI) IC710 AF 开关 (AI TONE OPT9/VREF)
Page 39 NX-800 元件说明 COMPONENTS DESCRIPTION / 有关号码零件名称说明 Ref. No. Part Name Description Q702 晶体管噪音 AMP Q702 Transistor Noise AMP Q703 场效应管 TONE 开关 Q703 TONE SW Q704,705 晶体管限幅 Q704,705 Transistor Limit Q706 场效应管...
Page 40 NX-800 元件说明 COMPONENTS DESCRIPTION / 有关号码零件名称说明 Ref. No. Part Name Description Reverse Current Prevention (OR D506 二极管逆向电流预防 (OR G_RXD2) D506 Diode G_RXD2) Reverse Current Prevention (OR D507 二极管逆向电流预防 (OR RXD2) D507 Diode...
Page 41: Parts List
NX-800 零件表 PARTS LIST / CAPACITORS 2 2 0 • Capacitor value CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc.
Page 42 NX-800 零件表 PARTS LIST / ✽ New Parts. indicates safety critical components. L : Scandinavia K : USA P : Canada Parts without Parts No. are not supplied. Y : PX (Far East, Hawaii) T : England E : Eu rope Les articles non mentionnes dans le Parts No.
Page 43 NX-800 零件表 PARTS LIST / DISPLAY UNIT (X54-3680-10) TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation J31-0551-05 COLLAR R962 RK73HB1J000J CHIP R 1/16W R963,964 RK73GB2A391J...
Page 44 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation CC73HCH1H180J CHIP C 18PF CK73HB1H471K CHIP C 470PF CC73HCH1H120G CHIP C 12PF...
Page 45 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C216 CC73HCH1H680J CHIP C 68PF C307,308 CK73HB1H471K CHIP C 470PF C217 CK73HB1A104K CHIP C 0.10UF...
Page 46 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C445 CK73FB1A106K CHIP C 10UF C567 CK73HB1H102K CHIP C 1000PF C446 C92-0765-05 CHIP TNTL 4.7UF...
Page 47 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C745-747 CK73HB1E103K CHIP C 0.010UF CN527 E23-1278-05 TERMINAL C748-751 CK73HB1A104K CHIP C 0.10UF...
Page 48 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation L216-219 L34-4565-05 AIR-CORE COIL RK73HB1J181J CHIP R 1/16W L221 L41-1278-14 SMALL FIXED INDUCTOR (12NH)
Page 49 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R149,150 RK73HB1J823J CHIP R 1/16W R275 RK73HB1J271J CHIP R 1/16W R151 RK73HB1J124J...
Page 50 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R423-425 RK73GB2A472J CHIP R 4.7K 1/10W R565 RK73GB2A000J CHIP R 1/10W R426...
Page 51 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R678 RK73HB1J104J CHIP R 100K 1/16W R765 RK73HB1J102J CHIP R 1.0K 1/16W...
Page 52 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R843 RK73HB1J471J CHIP R 1/16W IC101 TA75W01FUF MOS-IC R845 RK73HB1J102J CHIP R 1.0K...
Page 53 NX-800 零件表 PARTS LIST / TX-RX UNIT (X57-7752-71) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation Q203 2SC5636 TRANSISTOR Q204,205 2SC3356(R23) TRANSISTOR Q208 2SC5636 TRANSISTOR Q210 2SC3357-A TRANSISTOR...
Page 54: Exploded View
NX-800 部件分解图 EXPLODED VIEW / : N09-2292-05 M3 x 8 : N67-3008-48 M2.6 x 6 (Br-Tap) : N87-2606-43 M2.6 x 8 (Br-Tap) : N87-2608-48 IC715 IC403 IC102 TX-RX unit A/2 (X57-) TX-RX unit B/2 (X57-) Display unit (X54-) Parts with the exploded numbers larger than 700 are not supplied.
Page 55: Packing
NX-800 包装 PACKING / 8 Instruction manual (B62-2190-10) 712 Pamphlet 23 Fuse (Blade type)15A/32V (F52-0024-05) 714 Packing fixture 12 DC cord assy (E30-7523-55) 61 Screw set 56 Bracket 715 Packing fixture (N99-2039-05) (J29-0726-03) 713 Inner carton case 716 Item carton case...
Page 56: Trouble Shooting
NX-800 TROUBLE SHOOTING Fault diagnosis of the BGA (Ball Grid Array) IC Overview: A ﬂ owchart 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.
Page 57: 故障排除
NX-800 故障排除 BGA( 球状矩阵排列 )IC 的故障诊断概述 : 用于确定对讲机因 BGA 部分损坏时是否可以开启电源 ( 即使打开电源开关 LCD 也不工作 ) 的流程。 BGA 部分 : ASIC(IC510)、DSP(IC502)、FLASH(IC501)、SRAM(IC503) BGA IC 出现问题时，请带印刷电路板 (X57-7742-71) 进行维修。各种 ESN/ 默认调整值写在用于维修的印刷电路板上。此外还包括各种 E S N 标签。功率模块 ( R A60H13171123)、短路连接器 ( E37-1180-05) 和纽扣式锂电池 ( W09-0971-05) 不属于用于维修的印刷...
Page 58 NX-800 TROUBLE SHOOTING ● Checking the signal output from When a normal value is confirmed. the ASIC by software control When an abnormal value is confirmed. Points to be checked Normal voltage Remove R408. If the ASIC side is 0V, SBC R408 3.3V...
Page 59 NX-800 故障排除确认数值正常时 ● 通过软件控制检查从ASIC输出的信号确认数值异常时检查点正常电压取下R408。如果ASIC侧为0V， SBC R408 3.3V 则ASIC/FLASH/SRAM可能已损坏。确认数值正常时确认数值异常时检查点正常电压如果/DRST侧为0V，则ASIC/FLASH/SRAM可能已损坏。 /DRST R841 3.3V 确认数值正常时 ● 面板控制(TX-RX单元) 确认数值异常时检查点正常电压取下Q501。如果ASIC侧为0V， /PRST R506(信号侧) 3.3V 则ASIC/FLASH/SRAM可能已损坏确认数值正常时确认数值异常时检查点正常电压如果SBC为3.3V，80C调整器IC403(针脚1)输入侧 80C C581(信号侧) 8.0V 为8.5V或以上，表示BGA部分未损坏。...
Page 60 • FPU Data • 各种调整数据 • Various Adjustment Data • Kenwood ESN( 型号名称后有固定的“S”) • Kenwood ESN (“S” is given after the model name.) • NXDN ESN/ 产品编号 • NXDN ESN / Product number ■ Printed Circuit Board Data ■ 印刷电路板数据...
Page 61 Use the KPG-110SM on the NXDN Trunking System side 的车载对讲机信息显示也会改变，但这并不影响车载对讲 to reprogram the NXDN ESN number. 机的操作。 • When a new printed circuit board is used, the Kenwood • 若要改为原来的 Kenwood ESN 和 NXDN ESN，请与我方的维 ESN changes, as does the Transceiver information dis- 修中心联系。...
Page 62: Adjustment
NX-800 调整 ADJUSTMENT / 控制 Controls Power switch 电源开关 Volume Up/Down key Channel Up/Down key 音量高/低键信道上/下键 Modular 模块化 Programmable function keys 可编程功能键 MIC jack MIC插孔 KMC-36 KMC-36 [PTT] [PTT] Keypad 键盘 [HOOK] [HOOK] 面板测试模式 Panel Test Mode ■ Test mode operation features ■...
Page 63 NX-800 调整 ADJUSTMENT / 副 LCD 显示上不出现“FNC” “FNC” not appears on the sub LCD display 键功能显示 Function Display 麦克风键 Microphone key [PTT] 发射 [PTT] Transmit Use as the DTMF keypad. [0] 至 [9] 用作 DTMF 键盘。如果在...
Page 64 NX-800 调整 ADJUSTMENT / ■ Frequency and Signaling ■ 频率和信令已经根据下表所示的频率调整了设置。需要时，按调整步 The transceiver has been adjusted for the frequencies 骤重新调整，以获得实际操作时想要的频率。 shown in the following table. When required, readjust them following the adjustment procedure to obtain the frequen- cies you want in actual operation.
Page 65 NX-800 调整 ADJUSTMENT / 面板调谐模式 Panel Tuning Mode ■ 调谐车载对讲机的准备 ■ Preparations for tuning the transceiver 在尝试调谐车载对讲机前，请将车载对讲机连接到合适的 Before attempting to tune the transceiver, connect the 电源上。 unit to a suitable power supply. 发射打开时，车载对讲机必须连接到合适的等效负载上 ( 如 Whenever the transmitter is turned, the unit must be 功率表...
Page 66 NX-800 ADJUSTMENT ■ 5 reference level adjustments frequency Tuning point RX (MHz) TX (MHz) 400.05000 400.10000 Low’ 417.55000 417.60000 Center 435.05000 435.10000 High’ 452.55000 452.60000 High 469.95000 469.90000 ■ Adjustment item supplement Adjustment Item Description LCD contrast The contrast of LCD display can be changed.
Page 67 NX-800 调整 ■ 5 点基准电平调整频率调谐点接收 (MHz) 发射 (MHz) 低 400.05000 400.10000 低’ 417.55000 417.60000 中心 435.05000 435.10000 高’ 452.55000 452.60000 高 469.95000 469.90000 ■ 调整项目补充调整项目说明 LCD 对比度可更改 LCD 显示的对比度。...
Page 68 NX-800 ADJUSTMENT Adjustment Item Description RSSI display level “ “ is adjusted. Low RSSI Both “Low RSSI” and “High RSSI” must be adjusted. High RSSI (The curve data of RSSI level is applied.) Tight Squelch The squelch level at level “9” is adjusted.
Page 69 NX-800 调整调整项目说明调整 RSSI 显示电平“ ” 。低 RSSI “低 RSSI”和“高 RSSI”都必须调整。高 RSSI ( 应用 RSSI 电平的曲线数据。) 深静噪调整电平“9”的静噪电平。 ■ 调整项目和显示主 LCD 调整项目 ( 模拟宽 ) ( 模拟窄 ) (NXDN 窄 ) (NXDN 超窄...
Page 70 NX-800 ADJUSTMENT An (Analog Nn (NXDN Nv (NXDN Adjusutment Main LCD Very Narrow) Adjust item (Analog Wide) Narrow) Narrow) Order Sub-LCD display item display Number Adjustment range (RSSI measurement Receive Sensitivity 1 SENS1 value) Section 2 1~256 (RSSI measurement Receive...
Page 71 NX-800 调整主 LCD 调整项目 ( 模拟宽 ) ( 模拟窄 ) (NXDN 窄 ) (NXDN 超窄 ) 顺序调整项目副 LCD 显示显示编号调整范围接收机部分灵敏度 1 SENS1 (RSSI 测量值 ) 1~256 接收机部分...
Page 72 NX-800 ADJUSTMENT [■] [■] Maximum Deviation (Analog) Maximum Deviation (Analog) Narrow Wide ADEV ADEV ] press ] hold 5 reference level Adjustments [■] [■] QT Deviation QT Deviation Narrow Wide ] press ] hold [■] [■] DQT Deviation DQT Deviation...
Page 73 NX-800 调整 [■] [■] 最大频偏(模拟) 最大频偏(模拟) 窄宽 ADEV ADEV ]按下 ]按住 5基准电平调整 [■] [■] QT频偏 QT频偏窄宽 ]按下 ]按住 [■] [■] DQT频偏 DQT频偏窄宽 ]按下 ]按住 [■] LTR频偏 LTR频偏窄宽 ]按下 ]按住 [■] [■] DTMF频偏...
Page 74 NX-800 ADJUSTMENT Test Equipment Required for Alignment Test Equipment Major Speciﬁ cations Frequency Range Operational frequency range of the transceiver Modulation Frequency modulation and external modulation 1. Standard Signal Generator Output –127dBm/0.1µV to greater than –20dBm/22.4mV (SSG) When performing the Frequency adjustment, the following accuracy is necessary.
Page 75 NX-800 调整所需的用于调整的测试设备测　试　设　备主　要　规　格频率范围车载对讲机的工作频率范围调制调频和外部调制输出 -127dBm/0.1µV 到大于 -20dBm/22.4mV 1. 标准信号发生器 (SSG) 进行频率调整时，需要以下精度。 • 0.001ppm 如有必要，请使用标准振荡器进行调整。输入阻抗 50Ω 2. RF 功率计操作频率车载对讲机的工作频率范围测量范围 100W 左右 3. 频偏仪频率范围车载对讲机的工作频率范围测量范围直流 10mV 到 20V 4.
Page 76 NX-800 ADJUSTMENT Radio Check Section Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel test mode PC test mode Unit Terminal Unit Parts Method equipment 1. Frequency 1) CH-Sig: 1-1 1) Test Channel f. counter Panel Check an internal +0.05~+0.55ppm...
Page 77 NX-800 调整通信机检查部分条件测量调整项目规格／备注面板测试模式 PC 测试模式测量装置单元端子单元部件方法 1. 频率检查 1) CH-Sig:1-1 1) 测试信道频率计数面板天线确认车载对讲机 +0.05~+0.55ppm PTT: 开启信道 :1 器的内部温度在...
Page 78 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel test mode PC test mode Unit Terminal Unit Parts Method equipment 5. Sensitivity 1) CH-Sig : 1-1 1) Test Channel Check 12dB SINAD or check SSG output Channel: 1...
Page 79 NX-800 调整条件测量调整项目规格／备注面板测试模式 PC 测试模式测量装置单元端子单元部件方法 5. 灵敏度检 1) CH-Sig:1-1 1) 测试信道天线检查 12dB SINAD 或更高查 SSG 输出信道 :1 AF VTVM 外部...
Page 80 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 4. RTC 1) Adj item: [RTC] 1) Adj item: [RTC [Panel tuning mode] Adjustment of the oscillation Adjust: [✳✳✳]...
Page 81 NX-800 调整条件测量调整项目规格／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 4. RTC 振荡 1) 调整项目 :[RTC] 1) 调整项目 :[RTC ] [ 面板调谐模式 ] 车载对讲机内部时频率调整调整 :[✳✳✳] (Real-time clock)] 按...
Page 82 NX-800 ADJUSTMENT Transmitter Section Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 1. High 1) Adj item: [HILMT] 1) Adj item: [High Power [Panel 28.0W ±3.0W Transmit Adjust: [✳✳✳✳]...
Page 83 NX-800 调整发射机部分条件测量调整项目规格／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 1) 调整项目 :[HILMT] 1) 调整项目 :[High 功率计天线 28.0W ±3.0W [ 面板调率限制调调整 :[✳✳✳✳] Transmit Power 电流表...
Page 84 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 3. High 1) Adj item: [HIPWR] 1) Adj item: [High Power [Panel 25.0W ±1.0W Transmit Adjust: [✳✳✳✳]...
Page 85 NX-800 调整条件测量调整项目规格／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 3. 高发射功 1) 调整项目 :[HIPWR] 1) 整项目 :[High 功率计天线 25.0W ±1.0W [ 面板调率调整调整 :[✳✳✳✳] Transmit Power] 电流表...
Page 86 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment [Very 1) Adj item: [Nv NDEV] 1) Adj item: [Maximum Deviation [Panel 1337Hz ±50Hz Narrow] Adjust: [✳✳✳✳]...
Page 87 NX-800 调整条件测量调整项目规格／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 [ 超窄 ] 1) 调整项目 : 1) 调整项目 : 频偏仪天线 1337Hz ±50Hz [ 面板调 [Nv NDEV] [Maximum Deviation 示波器...
Page 88 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 8. QT 1) Adj item: [An QT] 1) Adj item: [QT Devia- Deviation [Panel Write the value as 0.30~0.40kHz...
Page 89 NX-800 调整条件测量调整项目规格／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 8. QT 频偏调 1) 调整项目 :[An QT] 1) 调整项目 : 频偏仪天线写入以下值。 0.30~0.40kHz [ 面板调整 *4 调整...
Page 90 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 11. DTMF 1) Adj item: [An DTMF] 1) Adj item: [DTMF Deviation [Panel Write the value as 1.45~1.55kHz...
Page 91 NX-800 调整条件测量调整项目规格／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 11.DTMF 频 1) 调整项目 : 1) 调整项目 : 频偏仪天线写入以下值。 1.45~1.55kHz [ 面板调偏调整 *4 [An DTMF] [DTMF Deviation 示波器...
Page 92 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 14. CWID 1) Adj item: [Nv CWID] 1) Adj item: [CWID Deviation [Panel Write the value as 0.90~1.10kHz...
Page 93 NX-800 调整条件测量调整项目规格／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 14.CWID 频 1) 调整项目 : 1) 调整项目 :[CWID 频偏仪天线写入以下值。 0.90~1.10kHz [ 面板调偏调整 *4 [Nv CWID] Deviation] 示波器...
Page 94 NX-800 ADJUSTMENT Receiver Section Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 1. AF level [Panel test mode] 1) Test Channel [Panel Volume Up/Down 2.83V±0.3V setting 1) CH-Sig: 1-1 Channel: 1 Ext.SP...
Page 95 NX-800 调整接收机部分条件测量调整项目规格／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. AF 电平设 1) 测试信道天线上 / 下调整音量旋 2.83V±0.3V [ 面板测试模式 ] [ 面板调置 1) CH-Sig:1-1 信道...
Page 96 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment [NXDN 1) Adj item: [Nv RRSSI] 1) Adj item: [RSSI Ref- [Panel [Panel tuning mode] Adjust with the ana- Very Adjust: [✳✳✳]...
Page 97 NX-800 调整条件测量调整项目规格／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 [NXDN 超 1) 调整项目 : 1) 调整项目 :[RSSI 用模拟信号进行调天线 [ 面板调 [ 面板调谐模式 ] 窄 ] [Nv RRSSI]...
Page 98 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment 6. Low RSSI 1) Adj item: [An LRSSI] 1) Adj item: [Low RSSI [Panel tuning mode] at –118dBm Adjust: [✳✳✳]...
Page 99 NX-800 调整条件测量调整项目规格／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 6. -118dBm 1) 调整项目 : 1) 调整项目 :[Low 天线 [ 面板调谐模式 ] 低 RSSI 调 [An LRSSI] RSSI(Narrow)] 外部...
Page 100 NX-800 ADJUSTMENT Condition Measurement Adjustment Speciﬁ cations / Item Test- Remarks Panel tuning mode PC test mode Unit Terminal Unit Parts Method equipment [Analog 1) Adj item: [Aw HRSSI] 1) Adj item: [High [Panel tuning mode] Wide] Adjust: [✳✳✳] RSSI (Wide)] Ext.SP...
Page 101 NX-800 调整条件测量调整项目规格／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 [ 模拟宽 ] 1) 调整项目 : 1) 调整项目 :[High 天线 [ 面板调谐模式 ] [Aw HRSSI] RSSI(Wide)] 外部 SP 从...
Page 102: Terminal Function
NX-800 TERMINAL FUNCTION Display unit (X54-3680-10) Pin No. Name Function Pin No. Name Function J901 (MIC jack) CN901 (to TX-RX unit A/2 CN597) MIC key backlight control. Speaker input. Power output of switched power supply. DC13.6V±15%, 200mA typ. Ground. Ground.
Page 103: 端子功能
NX-800 端子功能显示单元 (X54-3680-10) 号码名称功能号码名称功能 J901(MIC 插孔 ) CN901( 至 TX-RX 单元 A/2 CN597) MIC 键背光控制扬声器输入开关式电源的电源输出 DC13.6V±15%, 标准 200mA 接地接地 8V 输入 PTT/TXD PTT:PTT 输入 ,TXD: 串行数据输出 9,10 开关式电源的电源输入...
Page 104 NX-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function No connection Speaker input. 5V output. Control signal output of PA function. SHIFT Control signal output of Beat-shift function Control signal output of Horn alert function. 8~11 Ground Ground.
Page 105 NX-800 端子功能号码名称功能号码名称功能未连接扬声器输入 5V 输出 PA 功能的控制信号输出 SHIFT 频偏移功能的控制信号输出喇叭提示功能的控制信号输出 8~11 接地接地 /PRST 显示 MCU 复位信号输出 CN403 RX 滤波 AF 信号输出点火感应输入接地接地 MIC 接地 TX-RX 单元 (X57-7752-71)(B/2) MIC 信号输入...
Page 106 NX-800 TERMINAL FUNCTION Pin No. Name Function Pin No. Name Function AUXIO9 AUXIO5 AUXIO4 Refer to “D-sub 25-pin connector speciﬁ ca- AUXIO3 tion” described on page 116 to 120. AUXIO8 AUXIO2 TXD2 AUXIO1 RXD2 Refer to “D-sub 25-pin connector speciﬁ ca- tion”...
Page 107 NX-800 端子功能号码名称功能号码名称功能 AUXIO9 AUXIO5 AUXIO4 请参阅第 117 至 121 页介绍的“D-sub 25 AUXIO3 针连接器规格” 。 AUXIO8 AUXIO2 TXD2 AUXIO1 RXD2 请参阅第 117 至 121 页介绍的“D-sub 25 针连接器规格” 。焊点 AUXIO7 AUXIO6 名...
Page 108 NX-800 TERMINAL FUNCTION Rating and Condition Pin Name I/O Signal Type Parameter Unit –0.3 OPT5 I/O Digital/CMOS Out/CMOS In VOH (Io=–2mA) VOL (Io=2mA) DGND AGND Input Level Vp-p OPT9 Analog Coupling Capacitor 0.01 µF (STON) Input Impedance kΩ Input Level...
Page 109 NX-800 端子功能额定值和条件名称信号类型参数最小标准最大单位 -0.3 OPT5 I/O 数字 /CMOS 输出 /CMOS 输入 VOH(Io=-2mA) VOL(Io=2mA) DGND AGND 输入电平 Vp-p OPT9 模拟耦合电容 0.01 µF (STON) 输入阻抗...
Page 110 NX-800 TERMINAL FUNCTION Rating and Condition Pin Name I/O Signal Type Parameter Unit Ouput Voltage (Iout=100mA) Power Output Current RXD2 Digital/CMOS In with Interrupt –10 Baud Rate 19200 VOH(Io=-8mA) TXD2 Digital/CMOS Out VOL(Io=8mA) Baud Rate 19200 Output Voltage (Iout=100mA) 4.65...
Page 111 NX-800 端子功能额定值和条件名称信号类型参数最小标准最大单位输出电压 (Iout=100mA) 电源输出电流 RXD2 有中断的数字 /CMOS 输入波特率 19200 VOH(Io=-8mA) TXD2 数字 /CMOS 输出 VOL(Io=8mA) 波特率 19200 输出电压 (Iout=100mA) 4.65...
Page 112 NX-800 TERMINAL FUNCTION Rating and Condition Pin No. Pin Name I/O Signal Type Parameter Unit DGND AGND Input Amplitude Vp-p Analog Coupling Capacitor µF Input Impedance kΩ Output Amplitude 50.0 mVp-p Analog Coupling Capacitor µF Allowable Load kΩ AGND Output Voltage...
Page 113 NX-800 端子功能额定值和条件号码名称信号类型参数最小标准最大单位 DGND AGND 输入振幅 Vp-p 模拟耦合电容 µF 输入阻抗 kΩ 输出振幅 50.0 mVp-p 模拟耦合电容 µF 容许负载 kΩ AGND 输出电压...
Page 114 NX-800 TERMINAL FUNCTION Rating and Condition Pin No. Pin Name I/O Signal Type Parameter Unit Input Level mVp-p Analog Coupling Capacitor µF Input Impedance kΩ –0.3 OPT6 I/O Digital/CMOS Out/CMOS In VOH (Io=–2mA) VOL (Io=2mA) Output Voltage (Iout=100mA) Power Output Current CN595 26-pin connector speciﬁ...
Page 115 NX-800 端子功能额定值和条件号码名称信号类型参数最小标准最大单位输入电平 mVp-p 模拟耦合电容 µF 输入阻抗 kΩ -0.3 OPT6 I/O 数字 /CMOS 输出 /CMOS 输入 VOH(Io=-2mA) VOL(Io=2mA) 输出电压 (Iout=100mA) 电源...
Page 116 NX-800 TERMINAL FUNCTION Pin No. Pin Name Device Connection Description/Function ANI board VGS-1 VGS Audio signal input ANI board VGS-1 VGS Audio signal output ANI board A– AGND VGS-1 AGND AGND ANI board Note: 80C and 50C can not be used simultaneously.
Page 117 NX-800 端子功能号码名称装置连接说明 / 功能 ANI 板 VGS-1 VGS 音频信号输入 ANI 板 VGS-1 VGS 音频信号输出 ANI 板 AGND VGS-1 AGND AGND ANI 板注意 :80C 和 50C 不能同时使用 VGS-1 5V 电源...
Page 118 NX-800 TERMINAL FUNCTION Rating and Condition Pin No. Pin Name Parameter Unit Voltage Swing (3kΩ Load) ±5 ±9 TXD1 Serial data output 1. Digital Baud Rate 11520 RS-232C level. –0.5 AUXIO9 I/O Digital AUX input/output 9. VOH (Io=–1.5mA) VOL (Io=1.5mA)
Page 119 NX-800 端子功能额定值和条件号码名称参数最小标准最大单位电压摆动 (3kΩ 负载 ) ±5 ±9 TXD1 串行数据输出 1 数字波特率 11520 RS-232C 电平 -0.5 AUXIO9 数字 AUX 输入 / 输出 9 VOH(Io=-1.5mA) VOL(Io=1.5mA)
Page 120 NX-800 TERMINAL FUNCTION Rating and Condition Pin No. Pin Name Parameter Unit GND (Ground) Output Level 0.28 Vp-p Coupling Capacitor µF Allowable Load kΩ Detected signal Analog Freq. Response (STD Dev) Wide; 20~4800Hz –6 output. Freq. Response (STD Dev) Wide; 4800~7200Hz –24...
Page 121 NX-800 端子功能额定值和条件号码名称参数最小标准最大单位 GND( 接地 ) 输出电平 0.28 Vp-p 耦合电容 µF 容许负载 kΩ 模拟检测信号输出频率响应 (STD 频偏 ) 宽 ; 20~4800Hz 频率响应 (STD 频偏 ) 宽 ; 4800~7200Hz 频率响应...
Page 122: Display Unit (X54-3680-10)
NX-800 板 PC BOARD / PC DISPLAY UNIT (X54-3680-10) Component side view (J79-0157-39) LEFT D929 D914 C922 R922 D935 DM/KVL HK/RXD LEFT DOWN PTT/TXD BLC/AFO DISPLAY UNIT (X54-3680-10) Foil side view (J79-0157-39) CP909 R907 IC905 R963 D904 R952 R935 C927...
Page 123 NX-800 板 PC BOARD / PC DISPLAY UNIT (X54-3680-10) Component side view (J79-0157-39) Ref. No. Address Ref. No. Address R988 R990 Q913 D924 R976 R989 R960 Q913 R991 C958 D908 D925 RIGHT D911 D926 D912 D927 D936 D914 D928 D915...
Page 124: Tx-Rx Unit (X57-7752-71) (A/2)
NX-800 板 PC BOARD / PC TX-RX UNIT (X57-7752-71) (A/2) Component side view (J79-0208-19 A/2) J701 EXT. SP Q403 R401 C480 CN705 C805 IC715 R826 D408 C820 C132 L106 C131 L401 C128 C123 IC403 L402 R129 L403 R125 D404 C422...
Page 125 NX-800 板 PC BOARD / PC TX-RX UNIT (X57-7752-71) (A/2) Component side view (J79-0208-19 A/2) Ref. No. Address Ref. No. Address Q202 R152 Q212 Q403 IC102 C190 Q405 Q406 IC101 Q411 C189 IC102 Q501 IC103 Q709 IC201 C174 IC202 TH102...
Page 126 NX-800 板 PC BOARD / PC TX-RX UNIT (X57-7752-71) (A/2) Foil side view (J79-0208-19 A/2) Ref. No. Address Ref. No. Address Ref. No. Address IC204 11F IC401 7M IC402 L115 IC404 IC405 IC408 5M Q101 C179 IC409 Q102 IC410 12J...
Page 127 NX-800 板 PC BOARD / PC TX-RX UNIT (X57-7752-71) (A/2) Foil side view (J79-0208-19 A/2) C811 C810 R410 D406 D401 Q401 C479 Q402 C475 R825 L405 C445 C801 C446 Q404 C802 C415 D409 D407 C468 R430 Q414 C443 C804 C454...
Page 128: Tx-Rx Unit (X57-7752-71) (B/2)
NX-800 板 PC BOARD / PC TX-RX UNIT (X57-7752-71) (B/2) Component side view (J79-0208-19 B/2) C905 C906 C904 Component side D906 Layer 1 J79-0208-19 B/2 C903 C915 Layer 2 C902 Layer 3 Layer 4 Layer 5 Ref. No. Address Layer 6...
Page 129: Interconnection Diagram
NX-800 互连图 INTERCONNECTION DIAGRAM /...
Page 130: Schematic Diagram
NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) R : 13.57V T : 13.09V L401 L402 CN401 L403 IC405 LT1616ES6-PBF R : 13.57V T : 13.07V SHDN 5.01V L404 D409 CN402 BooST 1SS388F SURGE REVERSE ABSORPTION PROTECTION L405 22uH...
Page 131 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) 4.95V 1.44V 0.92V 2SC5636 BUFFER AMP (PLL FIN) BYPASS DIODE DA221 FC-R : 7.08V RIPPLE FC-T : 6.61V LMC7101BIM5 FILTER OUTPUT 14.34V 13.72V 2SC5383-T111 14.30V INPUT+ INPUT- 470k BUFFER AMP (VCO TUNE) VCO TUNE 3.29V...
Page 132 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) R : 3.21V T : 0V D3,7,9,10 220n FREQUENCY 0.74V RX VCO CONTROL 150k 150p 0.5p 1SV282-F 2SK508NV(K52) 3.94V 2SC5636 BUFFER AMP (VCO) R : 0V T : 3.47V R153 D4,8,11,12...
Page 133 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) BUFFER AMP R : 2.14V R : 0V (RF) T : 4.26V T : 4.94V PRE-DRIVE AMP 2SC5636 1.79V D101 R158 R160 C101 R103 C104 R106 C105 C109 1000p 100p 100p...
Page 134 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) IC102 RA55H4047A123 ANTENNA SWITCH D103 L407CDB C186 L112 L113 L114 120p D104 1.5T 1.5T 1.5T R126 R152 L407CDB R116 R121 R127 C136 470p R : 0V T : 1.59V FC-H : 3.63V FC-L : 3.40V...
Page 135 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) X2_CLKIN /BER_EN 1.48V 3.31V 15M_1 33M_1 R532 100 MCDIAF R533 0 /MCCSAF DVSS7 R536 0 BCLKX1 MCSCKAF CVSS9 CVSS8 C503 DVDD5 R537 0 0.1u FSDET C518 1u CVDD5 INT3 INT3 INT2...
Page 136 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) X2_CLKIN X2_CLKIN 3.31V C515 L522 VCC1 VSS1 3.31V DQ11 IC503 L501 SRAM DQ13 IC501 DQ15 FLASH ROM VSS1 VSS2 R504 100k IC504 RV5C386A 3.31V R545 L523 DELAY 33BU 3.31V RESET (MCU)
Page 137 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) R572 22 X2_CLKIN X2_CLKIN ASQDET R720 R577 100k R569 XTALI XTALo C623 0.01u DSPCK /RINT /HINT USRCKI ADD0 ADD1 ADD2 ADD3 ADD4 ADD5 ADD6 ADD7 ADD8 ADD9 ADD10 ADD11 ADD12 ADD13...
Page 138 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) X2_CLKIN X2_CLKIN ASQDET R603 3.29V DGND3 DGND2 DGND1 C547 0.1u 33M_4 DVDIo7 C548 0.1u DVDIo6 C549 0.1u DVDIo5 C550 0.1u DVDIo4 C551 0.01u DVDIo3 C552 1u DVDIo2 DVDIo1 C554 0.1u 3.31V DVDD10 C555 0.1u...
Page 139 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) X2_CLKIN R915 33M_4 IC511 TC7SH08FU-F 3.31V 3.31V D503 IC508 oUTY 1SS416 SM5023CNDH-G X502 18.432MHz REVERSW C530 CURRENT (PCS RF/HD2) 0.01u PREVENTION oUTPUT (PCS RF) R594 INHN BUFFER AMP (18.432MHz) C531 0.1u...
Page 140 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) OPT10 3.28V BUFFER AMP (2nd IF DET) 2nd IF BUFF 3.28V C729 0.1u R : 0V 1.63V T : 1.63V IC706 TC75W51FK(F) MIC AA 1.63V C707 R716 0.1u R725 R722 1.65V...
Page 141 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) OPT10 OPT10 SQ VOLTAGE CONTROL D702 R755 HSC119 R729 100k ASQ DET C722 3.28V NOISE DETECTOR (SQ) D703 R760 RB706F-40 IC705 1.5k BRF/BUFFER TC75W51FK(F) C740 AMP (SQ) 4700p C734 ASQ BPF 0.01u...
Page 142 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) OPT10 /INAMT SDO0 SCK0 /EVCS C776 1.62V C777 1000p 3.28V 1.62V Q708 2SA1832(GR)F C799 0.1u OPT10 R818 OPT10SEL R836 R821 C789 4.7u C790 10u R822 C813 10u D706 D707 1.62V EMZ6.8N EMZ6.8N...
Page 143 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) R825 C801 C802 R828 /INAMT R662 470k Q710 R823 DTC363EU R663 470k 4.7k MUTE Q709 /INT25P RT1N141U-T111 C591 0.01u LINE PROTECTION (AIO9) IC514 4.98V TC7WBD125AFK I2CCK I2CDT IC517 PCA9535RGE 4.98V AIO9...
Page 144 NX-800 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7752-71) (A/2) IC715 LA4425A AF POWER 13.54V 1.34V 6.38V CN705 R831 C810 TX-RX UNIT (X57-7752-71) (B/2): D-SUB25 470p D901 D903 D907 D911 J701 LINE LINE LINE LINE PROTECTION PROTECTION PROTECTION PROTECTION (BER CK)
Page 145 NX-800 原理图 SCHEMATIC DIAGRAM / DISPLAY UNIT (X54-3680-10) R924 R925 "PF4" VOL UP R922 CN902 CH UP "PF3" VOL DOWN R923 CH DOWN "PF2" "PF1" TX-RX UNIT (X57-7752-71) (A/2) CN597 CN901 D908,911,912 KEY MATRIX C580 100p 3.12V C581 POWER 1000p...
Page 146 NX-800 原理图 SCHEMATIC DIAGRAM / DISPLAY UNIT (X54-3680-10) 8.00V 7.97V Q910 12A02CH TX/RX LED 7.27V BACK TX/RX LED (BUSY) LIGHT (TX) Q905 Q906 R :0V R : 5.00V D915-926 D927-936 RT1N141U RT1N141U T : 5.00V T : 0V -T111 -T111...
Page 147 NX-800 原理图 SCHEMATIC DIAGRAM / DISPLAY UNIT (X54-3680-10) CN905 -4.29V C956 0.01u 33C-2 C955 Q913 UPA672T-A R976 100p FLASH ROM IC913 29AL16D7KCCB 3.30V 3.30V /CS0 R900 VSS1 RESET /CS1 BUS BUFFER BUS BUFFER DQ10 RY/BY (A1-A2) (D0-D7) 3.30V R986 DQ11...
Page 148: Level Diagram
NX-800 电平图 LEVEL DIAGRAM / Receiver Section / 接收部分 Radio Frequency / 射频频率 58.05MHz 450kHz –121.5dBm –104dBm –118dBm –120.5dBm –114.5dBm –112.5dBm –118.0dBm –72.0dBm RF AMP 1st MIX DBM IF AMP IF AMP FM SYSTEM IC D212,D213 D207~D210 XF202 CF203 Q210...
Page 149 NX-800 电平图 LEVEL DIAGRAM / Audio Frequency / 音频频率 –82.0dBm –82.0dBm 186mVrms 226mVrms 226mVrms 96mVrms 4.00Vrms (EVOL) IF AMP VOL=20 (ASIC) (RXAF SMF) (RX SUM) (SP AMP) IC201 IC510 IC701 IC711 IC712 IC715 J701 AF VTVM AF level obtained when the AF output level is adjusted for 4.00V/4Ω...
Page 150: Block Diagram
NX-800 方块图 BLOCK DIAGRAM / TX-RX UNIT (X57-775) CN401 DCin F401 (13.6V) LM73CIMKX-0 F53-0328-05 CN402 TEMP DCDC I2CCK Converter I2CDT SENSOR ASSIST 33C 50C IC402 IC405 XC6204B332P1 XC6204B332P1 L77-3016-05 3.3V AVR IC408 Q405 VCTCXO TCXO_MOD BUFF BUFF XC6204B332M 2SA1955A-F 19.2MHz 3.3V AVR...
Page 151 NX-800 方块图 BLOCK DIAGRAM / 150C Ripple Ripple 2SC5383-T111 FILTER FILTER 2SC5383-T111 /T_R T/R SW SSM6L05FU ASSIST BUFF 2SJ347F LMC7101BIM5 D103 L407CDB D104 L407CDB D101,205 PRE- D106 L7091CER HVC131 DRIVE DRIVE FINAL LOOP BUFF BUFF Q5,Q6 FILTER IC102 2SK508NV(K52) Q101...
Page 152 NX-800 方块图 BLOCK DIAGRAM / CN905 LCD Connector...
Page 153: Specifications
Modulation Distortion ..........Less than 3% Modulation .............Analog @25kHz: 16K0F3E Analog @12.5kHz: 8K50F3E Digital @12.5kHz: 8K30F1E Digital @6.25kHz: 4K00F1E Analog measurements made per TIA/EIA603 and speciﬁ cations shown are typical. KENWOOD reserves the right to change speciﬁ cations without prior notice or obligation.
Page 154: 格
Unit 3712-3724, Level 37, Tower one Metroplaza, 223 Hing Fong Road, Bp 58416 Villepinte, 95944 Roissy Ch De Gaulle Cedex Kwai Fong, N.T., Hong Kong KENWOOD House, Dwight Road, Watford, Herts., 1 Ang Mo Kio Street 63, Singapore 569110 WD18 9EB United Kingdom...
Page 155 NX-800 NX-800 板板 PC BOARD / PC PC BOARD / PC DISPLAY UNIT (X54-3680-10) Component side view (J79-0157-39) DISPLAY UNIT (X54-3680-10) Component side view (J79-0157-39) Ref. No. Address Ref. No. Address R988 R990 Q913 D924 R976 R989 R960 Q913...
Page 156 NX-800 NX-800 板板 PC BOARD / PC PC BOARD / PC TX-RX UNIT (X57-7752-71) (A/2) TX-RX UNIT (X57-7752-71) (A/2) Component side view (J79-0208-19 A/2) Component side view (J79-0208-19 A/2) J701 EXT. SP Q403 R401 C480 Ref. No. Address Ref. No. Address...
Page 157 NX-800 NX-800 板板 PC BOARD / PC PC BOARD / PC TX-RX UNIT (X57-7752-71) (A/2) TX-RX UNIT (X57-7752-71) (A/2) Foil side view (J79-0208-19 A/2) Foil side view (J79-0208-19 A/2) Ref. No. Address Ref. No. Address Ref. No. Address IC204 11F...
Page 158 NX-800 板 PC BOARD / PC TX-RX UNIT (X57-7752-71) (B/2) Component side view (J79-0208-19 B/2) C905 C906 C904 Component side D906 Layer 1 J79-0208-19 B/2 C903 C915 Layer 2 C902 Layer 3 Layer 4 Ref. No. Address Layer 5 Layer 6...
Page 159 TX-RX UNIT (X57-7752-71) (A/2) R : 13.57V T : 13.09V R : 3.21V BUFFER AMP RA55H4047A123 IC102 ANTENNA X2_CLKIN X2_CLKIN X2_CLKIN X2_CLKIN R572 22 X2_CLKIN X2_CLKIN X2_CLKIN X2_CLKIN L401 T : 0V (RF) R : 2.14V T : 4.26V R : 0V T : 4.94V PRE-DRIVE AMP SWITCH...
Page 160 TX-RX UNIT (X57-775) 150C Ripple Ripple 2SC5383-T111 2SC5383-T111 FILTER FILTER CN401 DCin /T_R F401 (13.6V) F53-0328-05 LM73CIMKX-0 CN402 T/R SW I2CCK TEMP DCDC I2CDT Converter SENSOR SSM6L05FU ASSIST BUFF 33C 50C IC402 IC405 2SJ347F XC6204B332P1 XC6204B332P1 L77-3016-05 LMC7101BIM5 3.3V AVR D103 L407CDB IC408 Q405...
Page 161 Receiver Section / 接收部分 Radio Frequency / 射频频率 Audio Frequency / 音频频率 58.05MHz 450kHz –121.5dBm –104dBm –118dBm –120.5dBm –114.5dBm –112.5dBm –118.0dBm –72.0dBm –82.0dBm –82.0dBm 186mVrms 226mVrms 226mVrms 96mVrms 4.00Vrms (EVOL) RF AMP 1st MIX DBM IF AMP IF AMP FM SYSTEM IC IF AMP VOL=20 D212,D213...

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