Kenwood TK-3360 Service Manual
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Kenwood TK-3360 Service Manual

Kenwood TK-3360 Service Manual

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See also: Instruction Manual
UHF FM TRANSCEIVER / UHF
TK-3360
SERVICE MANUAL /
C version / C
Helical antenna
天线
(KRA-27: Option / 可选件)
Button knob
(SIDE1/SIDE2/AUX)
钮扣按钮
(侧面1/侧面2/外部)
(K29-9453-03)
Knob (PTT)
按钮(PTT)
(K29-9452-03)
Plastic cabinet assy
机壳
(A02-4087-03)
RoHS
This product complies with the
调频手持对讲机
维修手册
版本
Knob (Selector)
旋钮（选择器）
(K29-9451-03)
Knob (Volume)
旋钮（音量）
(K29-9450-03)
directive for the European market.
© 2010-9 PRINTED IN CHINA
B51-8926-00 ( N )
无铅焊接通信产品
保护环境建伍领先
注意∶本产品是无铅化焊接产品
在维修时请使用无铅焊锡
和相应的焊接工具
详细事项请访问如下网址了解:
http://www.kenwoodhk.com.hk/
This product uses Lead Free solder.

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Summary of Contents for Kenwood TK-3360

  • Page 1 UHF FM TRANSCEIVER / UHF 调频手持对讲机 TK-3360 SERVICE MANUAL / 维修手册 C version / C 版本 © 2010-9 PRINTED IN CHINA B51-8926-00 ( N ) Knob (Selector) 旋钮（选择器） (K29-9451-03) Helical antenna 天线 Knob (Volume) (KRA-27: Option / 可选件) 旋钮（音量） (K29-9450-03)

  • 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

    TK-3360 概述 GENERAL / 引言 INTRODUCTION 本手册的范围 SCOPE OF THIS MANUAL 本手册是提供给熟悉通信专业并且具有维修经验的技术人 This manual is intended for use by experienced tech ni - 员使用的。它包括了维修该设备所需要的全部资料和现行出 cians familiar with similar types of commercial grade com- 版日期。在出版后可能发生变动，如果需要，可以参照《维 mu ni ca tions equipment. It contains all required service 修通报》或《手册修订本》进行补充。...

  • Page 4: System Set-Up

    RF power Type 频率范围 (MHz) 射频功率 类型 Choose the type of transceiver TX/RX 400~470 TK-3360 C 5.0W 选择手持对讲机的类型 A personal computer, programming interface (KPG-22/22A), Transceiver programming and FPU (programming software) are required for programming. 手持对讲机编程 (The frequency, TX power HI/LOW, and signaling data are programmed for the transceiver.)
  • Page 5 TK-3360 模式组合 REALIGNMENT / 2. 如何进入每一种模式 2. How to Enter Each Mode 模 式 操 作 Mode Operation 用户模式 接通电源 User mode Power ON PC 模式 从计算机接收指令 PC mode Received commands from PC 3. PC 模式 3. PC Mode 3-1. 前言...
  • Page 6 TK-3360 模式组合 REALIGNMENT / 3-5. FPU( 编程软件 ) 说明 3-5. FPU (Programming Software) Description FPU 是 CD-ROM 附带的用于手持对讲机的编程软件。该软件 The FPU is the programming software for the transceiver 在 PC 的 Windows XP、Vista 或 7 下运行。该光盘上的软件允 supplied on a CD-ROM. This software runs under windows 许用户通过编程接口电缆...

  • Page 7: Disassembly For Repair

    TK-3360 维修拆卸 DISASSEMBLY FOR REPAIR / 1. 拆卸机壳 1. Removing the Case Assembly from the Chassis 1. Remove the selector knob q and volume knob w. 1. 拆下选择器旋钮 q 和音量旋钮 w。 2. Remove the two screws e. 2. 拆下两颗螺丝 e。...
  • Page 8 TK-3360 维修拆卸 DISASSEMBLY FOR REPAIR / 3. 将底座安装到壳体组件上 3. Mounting the Chassis to the Case Assembly 1. Mount the holder q to the chassis w. 1. 把支架 q 安装到机架 w 上。 Confi rm that the holder is securely locked to the chassis.
  • Page 9 TK-3360 维修拆卸 DISASSEMBLY FOR REPAIR / 4. 把天线座安装到机架 4. Attaching the Antenna Receptacle to the Chassis 为了能把天线座安装到机芯孔的中心，在将天线座安装到 Screw the antenna receptacle to the chassis in the order 机架时，请按照图示的顺序固定螺丝。 shown in the drawing so that the antenna receptacle comes to the center of the case hole.

  • Page 10: Circuit Description

    TK-3360 电路说明 CIRCUIT DESCRIPTION / 1. 频率构成 1. Frequency Confi guration 接收部采用二次变频超外差方式。第一中频为 49.95M H z， The receiver utilizes double conversion. The first IF is 第二中频为 450kHz。第一本振频率信号由锁相环电路提供。 49.95MHz and the second IF is 450kHz. The fi rst Local os- 发射部由锁相环电路直接产生所需的频率。 cillator is supplied from the PLL circuit.
  • Page 11 TK-3360 电路说明 CIRCUIT DESCRIPTION / 2-2. 第一混频器 2-2. First Mixer 前端的信号与 P L L 电路产生的第一本振信号在 Q406 混频， The signal from the front end is mixed with the fi rst local 生成 49.95MHz 频率的第一中频信号。 oscillator signal generated in the PLL circuit by Q406 to pro- 生成的信号通过...
  • Page 12 TK-3360 电路说明 CIRCUIT DESCRIPTION / 2-5. 音频放大器电路 2-5. Audio Amplifi er Circuit 来自于 I C401 的解调信号被 I C812 放大，并通过 I C815 送 The demodulated signal from IC401 is amplifi ed by IC812, 到 AF 放大器。 and goes to AF amplifi er through IC815.
  • Page 13 TK-3360 电路说明 CIRCUIT DESCRIPTION / 3-2. 驱动器和末级放大器电路 3-2. Driver and Final Amplifi er Circuit 来自于 T/R 开关 (D18 ON) 的信号被射频放大器 (Q201) 和 The signal from the T/R switch (D18 is on) is amplifi ed by 预驱动放大器 (Q203) 放大到 50mW。 the RF AMP (Q201) and pre-drive amplifi er (Q203) to 50mW.
  • Page 14 TK-3360 电路说明 CIRCUIT DESCRIPTION / 振荡频率由加在 V C O 上的控制电压控制，控制电压从可变 The oscillator frequency is controlled by applying the VCO 电容二极管 ( 在发射模式是 D7 和 D9，在接收模式是 D3 和 control voltage, obtained from the phase comparator (IC1) to D5) 的相位比较器 (IC1) 处获得。...
  • Page 15 TK-3360 电路说明 CIRCUIT DESCRIPTION / 5-1. 频率偏移电路 5-1. Frequency Shift Circuit 微处理器 ( I C809) 在 12.0M H z 时钟下工作。此振荡器有可 The MCU (IC809) operates at a clock frequency of 以被拍频偏移开关 (Q806,Q807) 变换频率的电路。 12.0MHz. This oscillator has a circuit that shifts the frequen- 如果“拍频偏移”被设定为...
  • Page 16 TK-3360 电路说明 CIRCUIT DESCRIPTION / R824 BATT IC809 Fig. 9 Low battery warning / 图 9 低电池电量警告 5-4. 键输入 5-4. Key Input 键和信道选择电路。 Keys and channel selector circuit. 如图 10 所示， 键和信道选择器的信号被直接输入微处理器。 The signal from the keys and channel selector are directly input to the MCU, as shown in Figure 10.
  • Page 17 TK-3360 电路说明 CIRCUIT DESCRIPTION / ■ High-speed data (2-tone, DTMF) ■高速数据 (2- 音 ,DTMF) 高速数据 (HSD) 从微处理器的针脚 1(TXTONE) 输出。 High-speed data (HSD) is output from pin 1 (TXTONE) of 信号通过低通 C R 滤波器。由微处理器进行调整的 T X 频偏 the MCU. 被施加到基带 IC(IC812)。此信号与音频信号混合，然后送入...

  • Page 18: Semiconductor Data

    TK-3360 半导体数据 SEMICONDUCTOR DATA / MCU: F3640MDFBKDPA( 收发单元 : IC809) MCU: F3640MDFBKDPA (TX-RX unit: IC809) 管脚号 端口名称 输入 / 输出 功 能 Pin No. Signal Name I/O Function TXTONE 输出 高速数据输出 TXTONE N tone/DTMF/emergency tone output SIDETONE 输出 侧音 AF 输出...
  • Page 19 TK-3360 半导体数据 SEMICONDUCTOR DATA / 管脚号 端口名称 输入 / 输出 功 能 Pin No. Signal Name I/O Function PLLLE 输出 PLL 启用 PLLLE Load enable for PLL IC PLLCLK 输出 PLL 时钟 PLLCLK Clock for PLL IC & DAC IC PLLLD 输入...

  • Page 20: Terminal Function

    TK-3360 半导体数据 SEMICONDUCTOR DATA / 管脚号 端口名称 输入 / 输出 功 能 Pin No. Signal Name I/O Function HSDI2 输入 DTMF 输入 HSDI2 DTMF detect VREF 输入 基准电压 VREF Reference voltage input AVCC 3.3V AVCC Power supply 未连接 SIM1 输入...

  • Page 21: Components Description

    TK-3360 元件说明 COMPONENTS DESCRIPTION / 收发单元 (X57-7790-11) TX-RX unit (X57-7790-11) 有关号码 零 件 名 称 说 明 Ref. No. Part Name Description PLL 系统 PLL system IC301 比较器 (APC) IC301 Comparator (APC) IC401 FM IF 系统 IC401 FM IF system IC801~803 稳压器...
  • Page 22 TK-3360 元件说明 COMPONENTS DESCRIPTION / 有关号码 零 件 名 称 说 明 Ref. No. Part Name Description Q815,816 场效应管 电平转换器 Q815,816 Level converter Q817 晶体管 DC 开关 Q817 Transistor DC switch Q818,819 场效应管 静音开关 Q818,819 Mute switch Q820 晶体管 DC 开关...

  • Page 23: Parts List

    TK-3360 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 ✽...
  • Page 24 TK-3360 零件表 PARTS LIST / TX-RX UNIT (X57-7790-11) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts nation nation CK73HB1H471K CHIP C 470PF C411 CC73HCH1H820J CHIP C 82PF C201 CC73HCH1H470J CHIP C...
  • Page 25 TK-3360 零件表 PARTS LIST / TX-RX UNIT (X57-7790-11) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts nation nation C487 CC73HCH1H330J CHIP C 33PF C890 CK73HB1H821K CHIP C 820PF C488 CC73HCH1H070B CHIP C 7.0PF...
  • Page 26 TK-3360 零件表 PARTS LIST / TX-RX UNIT (X57-7790-11) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts nation nation L41-2278-14 SMALL FIXED INDUCTOR (22NH) RK73HB1J474J CHIP R 470K 1/16W L41-1578-14 SMALL FIXED INDUCTOR (15NH)
  • Page 27 TK-3360 零件表 PARTS LIST / TX-RX UNIT (X57-7790-11) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts nation nation R301 RK73HB1J000J CHIP R 1/16W R812 RK73HB1J104J CHIP R 100K 1/16W R303...
  • Page 28 TK-3360 零件表 PARTS LIST / TX-RX UNIT (X57-7790-11) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts nation nation R897 RK73HB1J103J CHIP R 1/16W D802 HSC119 DIODE R898 RK73HB1J000J CHIP R...
  • Page 29 TK-3360 零件表 PARTS LIST / TX-RX UNIT (X57-7790-11) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts parts nation nation TH201 ERTJ0EV104J THERMISTOR TH401 B57331V2104J THERMISTOR...

  • Page 30: Exploded View

    TK-3360 部件分解图 EXPLODED VIEW / 20x2 TX-RX unit (X57 C/3) TX-RX unit (X57 A/3) S805 26x2 TX-RX unit (X57 B/3) : N09-2438-05 32x2 : N09-6565-05 : N14-0851-04 : N14-0858-04 : N30-3006-43 : N78-2030-48 : N83-2005-48 703 702 701 Parts with the exploded numbers larger than 700 are not supplied. / 编号大于 700 的零件未提供分解图。...

  • Page 31: Packing

    TK-3360 包装 PACKING / 36 Belt clip (J29-0701-15) Protection bag 5 Cap (B09-0686-03) 34 Holder (J19-5483-23) Item carton case 8 Instruction manual (B62-2209-00) Label Packing fixture Parts with the exploded numbers larger than 700 are not supplied. / 编号大于 700 的零件未提供分解图。...

  • Page 32: Adjustment

    TK-3360 ADJUSTMENT Test Equipment Required for Alignment Test Equipment Major Specifi cations Frequency Range 400 to 470MHz Standard Signal Generator (SSG) Modulation Frequency modulation and external modulation Output –127dBm/0.1µV to greater than –47dBm/1mV Input Impedance 50Ω RF Power Meter Operation Frequency...
  • Page 33 TK-3360 调 整 调整所需的测试设备 测　试　设　备 主　要　规　格 频率范围 400 到 470MHz 1. 标准信号发生器 (SSG) 调制 调频和外部调制 输出 -127dBm/0.1µV 到大于 -47dBm/1mV 输入阻抗 50Ω 2. 功率计 操作频率 400 到 470MHz 测量范围 10W 左右 3. 频偏仪 频率范围 400 到 470MHz 测量范围 直流 10mV 到 10V 4.
  • Page 34 TK-3360 ADJUSTMENT Frequency and Signaling Preparations for Tuning the Transceiver The transceiver has been adjusted for the frequencies Before attempting to tune the transceiver, connect the shown in the following table. When required, re-adjust them unit to a suitable power supply.

  • Page 35: 调 整

    TK-3360 调 整 频率和信令 调谐手持对讲机的准备 已经根据下表所示的频率调整了设置。需要时，按调整步 在尝试调谐手持对讲机前，请将手持对讲机连接到合适的 骤重新调整，以获得实际操作时想要的频率。 电源上。 发射打开时， 手持对讲机必须连接到合适的等效负载上 ( 如 功率表 )。 ■测试频率 (MHz) 扬声器输出连接器必须端接 8Ω 的等效负载，调谐期间， 信 道 接 收 频 率 发 射 频 率 必须始终连接到交流电压表和音频失真仪或 S I N A D 测量仪表 435.05000 435.10000 上。...
  • Page 36 TK-3360 ADJUSTMENT Common Section Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 1. Setting 1) BATT terminal voltage: 7.5V 2) SSG standard modulation [Wide] MOD: 1kHz, DEV: 3kHz [Narrow] MOD: 1kHz, DEV: 1.5kHz 2.
  • Page 37 TK-3360 调 整 共通部分 测 量 调 整 项 目 条 件 规 格 ／ 备 注 测量装置 单元 端子 单元 部件 方 法 1. 设定 1) BATT 端子电压 :7.5V 2) 标准信号发生器调制 [ 宽 ] 调制 :1kHz, 频偏 :3kHz [ 窄 ] 调制...
  • Page 38 TK-3360 ADJUSTMENT Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 6. DTMF 1) TEST CH: 1 Power TX-RX 1.5kHz ±100Hz Deviation Deviation meter fi lter meter (A/3) [Narrow] LPF: 15kHz HPF: OFF Deviation SP/MIC Press [Transmit] button.
  • Page 39 TK-3360 调 整 测 量 调 整 项 目 条 件 规 格 ／ 备 注 测量装置 单元 端子 单元 部件 方 法 6. DTMF 频偏 1) 测试信道 :1 功率计 收发 天线 1.5kHz ±100Hz [ 窄带 ] 频偏仪滤波器 (A/3) LPF:15kHz 频偏仪...
  • Page 40 TK-3360 ADJUSTMENT Receiver Section Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 1. Sensitivity 1) Adj item: Low, Low’, Center, TX-RX Write High’, High (5 points) (A/3) SSG output: –70dBm (70.8µV) SP/MIC SSG MOD: 1.5kHz...
  • Page 41 TK-3360 调 整 接收部分 测 量 调 整 项 目 条 件 规 格 ／ 备 注 测量装置 单元 端子 单元 部件 方 法 1. 灵敏度 1) 调整项目 : 低 , 低 ', 中 , 收发 天线 写入 高 ', 高 (5 点 ) (A/3) SSG 输出...

  • Page 42: Pc Board

    TK-3360 印刷电路板 PC BOARD / TX-RX UNIT (X57-7790-11) Component side view (J79-0260-29) ASQL C831 C913 R823 RSSI C942 R844 R827 R828 R847 C834 R830 C839 C838 RSSI R850 Q802 C848 R804 R860 R861 R857 R856 C846 R855 R864 C825 C855...
  • Page 43 TK-3360 印刷电路板 PC BOARD / TX-RX UNIT (X57-7790-11) Component side view (J79-0260-29) J79-0260-29 A/3 Q306 C943 R318 C309 C819 C945 R306 C818 C824 R235 R317 IC301 CN803 Q305 D803 C308 C307 C314 CN801 R314 R320 R804 R815 R311 C813 C812...
  • Page 44 TK-3360 印刷电路板 PC BOARD / TX-RX UNIT (X57-7790-11) Foil side view (J79-0260-29) J79-0260-29 A/3 C248 R481 R461 D432 D410 R234 R456 Q407 R239 D431 C253 C486 L418 L217 R483 C479 C478 L220 L416 C484 C482 C497 L415 C495 R240 R233...
  • Page 45 TK-3360 印刷电路板 PC BOARD / TX-RX UNIT (X57-7790-11) Foil side view (J79-0260-29) J79-0260-29 B/3 R446 C460 C437 R439 D403 C449 C465 C452 C451 L414 CP401 L409 C459 XF401 C436 C463 C461 Q406 D405 C464 C454 R440 C467 C441 R443 R444...

  • Page 46: Schematic Diagram

    TK-3360 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7790-11) (A/3) F801 L801 3.15A 7.5V BATTERY PROTECT CN829 R801 POWER SWITCH CN801 /AF VOLIUM VOLIN R31-0665-05 50TC 33MS 33MS 50RC C944 33BC F802 50CC 270p 50VC 33MSC R:0V R:4.9V LEDR T:4.9V T:0V...
  • Page 47 TK-3360 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7790-11) (A/3) PDSW DCSW APCSW MICM 50TC 33MS 33MS 50RC 33BC 50CC 50VC 33MSC EXTMICSW LEDR LEDG AFSW LEDB EMGKEY SIDE1 3.3V SIDE2 PLLLE PLLDAT C855 PLLCLK PLLLD 0.1u C856 470p CP820 RK75HA1J102J...
  • Page 48 TK-3360 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7790-11) (A/3) PDSW PDSW DCSW DCSW APCSW APCSW MICM MICM 33MS EXTMICSW EXTMICSW AFSW AFSW PLLLE 5.0V 5.0V PLLDAT PLLCLK PLLLD RK74HB1J101J CV(A) CPVSS RK75HA1J103J RXAST PDN2 SWIN 33MS PLL SYSTEM 1.2k PDN1 L77-3050-05 1.6V...
  • Page 49 TK-3360 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7790-11) (A/3) 2.6V VCO/RX RF AMP PDSW 1.8V 390k 2SC5636 3p(B) DCSW 0.03V APCSW 7p(B) 10p(B) 0.5V 5p(B) 2SC5636 RF BUFFER AMP 1.4V RF BUFFER AMP 0.7V D3,5,10 2SC5636 FREQENCY 220n RX VCO...
  • Page 50 TK-3360 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7790-11) (A/3) R203 R206 R211 R213 8.2k 1.5k RF AMP R:0V R:0V R:2.1V PRE DRIVE AMP TX/RX T:1.2V T:1.7V Q201 Q203 T:2.1V RF SW 2SC5636 2SC4926YD C201 C215 C220 C206 C209 R237 R240...
  • Page 51 TK-3360 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-7790-11) (A/3) D201,202 FINAL AMP ANT SW Q205 STRIP LINE D201 C243 C247 RD07MUS2BT112 R240 L219 L220 L221 DRIVE AMP Q204 L222 470p HVC131 C222 RFM01U7P D202 C256 C249 C253 2.7n 220p L206...

  • Page 52: Block Diagram

    TK-3360 方块图 BLOCK DIAGRAM / X57-7790-11 (A/3) AK1541 2SC5636 RF BUFFER PLLLE PLLDAT PLLCLK Q5 MCH3914(8)-H D7,D9 1SV325F D11 HVC375B-E SWIN PLLLD D12 1SV281-F MOD2 HSC119 33MS TXAST Q4 MCH3914(8)-H D3,D5 1SV325F BSEL L77-3050-05 16.8MHz D10 HVC375B-E HSC119 33MS FUSE...
  • Page 53 TK-3360 方块图 BLOCK DIAGRAM / UHF: 400MHz~ 470MHz UHF: 350.05MHz~420.05MHz (RX) 400MHz~470MHz (TX) (8)-H 5B-E D17,D18 Q201 Q203 Q204 Q205 D201,D202 HVC131 2SC5636 2SC5636 HSC277 2SC5636 2SC4926YD RFM01U7P RD07MUS2BT112 D203,D204 RN142S RF BUFFER TX/RX RF AMP RF AMP Pre DRIVE...

  • Page 54: Level Diagram

    TK-3360 电平图 LEVEL DIAGRAM /...

  • Page 55: Optional Accessories

    TK-3360 可选附件 OPTIONAL ACCESSORIES / KNB-55L (Li-ion Battery Pack / 锂离子电池 ) KMC-48GPS (GPS Speaker Microphone / ■ External View / 外视图 GPS 扬声器麦克风 ) ■ External View / 外视图 ■ Specifi cations / 规格 Voltage / 电压 ...........7.4V (3.7V x 2) Capacity / 充电电流...

  • Page 56: Specifications

    Suite 2504, 25/F, Tower 2, Nina Tower, No. 8 Yeung Uk Road, Bp 58416 Villepinte, 95944 Roissy Ch De Gaulle Cedex Tsuen Wan, New Territories, Hong Kong KENWOOD House, Dwight Road, Watford, Herts., 1 Ang Mo Kio Street 63, Singapore 569110 WD18 9EB United Kingdom...
  • Page 57 TK-3360 TK-3360 印刷电路板 印刷电路板 PC BOARD / PC BOARD / TX-RX UNIT (X57-7790-11) TX-RX UNIT (X57-7790-11) Component side view (J79-0260-29) Component side view (J79-0260-29) ASQL C831 C913 R823 J79-0260-29 A/3 RSSI C942 Q306 R844 R827 R828 C943 R318 R847 C834...
  • Page 58 TK-3360 TK-3360 印刷电路板 印刷电路板 PC BOARD / PC BOARD / TX-RX UNIT (X57-7790-11) TX-RX UNIT (X57-7790-11) Foil side view (J79-0260-29) Foil side view (J79-0260-29) J79-0260-29 B/3 R446 C460 C437 R439 J79-0260-29 A/3 D403 C449 C248 C465 R481 C452 C451 R461...
  • Page 59 TX-RX UNIT (X57-7790-11) (A/3) F801 L801 3.15A 7.5V BATTERY PROTECT 2.6V D201,202 FINAL AMP ANT SW R203 R206 R211 R213 Q205 CN829 RD07MUS2BT112 STRIP LINE R240 C243 D201 C247 L219 L220 L221 8.2k 1.5k DRIVE AMP VCO/RX RF AMP R:0V RF AMP R:0V Q204...
  • Page 60 X57-7790-11 (A/3) AK1541 2SC5636 UHF: RF BUFFER 400MHz~ 470MHz PLLLE PLLDAT UHF: 350.05MHz~420.05MHz (RX) 400MHz~470MHz (TX) PLLCLK Q5 MCH3914(8)-H D7,D9 1SV325F SWIN D11 HVC375B-E PLLLD D17,D18 Q201 Q203 Q204 Q205 D201,D202 HVC131 D12 1SV281-F 2SC5636 2SC5636 HSC277 2SC5636 2SC4926YD RFM01U7P RD07MUS2BT112 D203,D204 RN142S RF BUFFER...

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