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Kenwood TK-3107G Service Manual

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UHF FM TRANSCEIVER / UHF
TK-3107G
SERVICE MANUAL /
C, C2 versions
Whip antenna / 天线
(T90-1039-25): C
(T90-1041-25): C2
Plastic cabinet assy
机壳(前面)
(A02-4049-13)
调频对讲机
维修手册
Knob (CH)
旋钮(信道)
(K29-5278-03)
Knob (Volume)
旋钮(音量)
(K29-5255-03)
© 2009-9 PRINTED IN JA PAN
B51-8881-00 ( N ) PDF
CONTENTS
GENERAL .....................................................3
SYSTEM SET-UP .........................................4
REALIGNMENT ...........................................4
DISASSEMBLY FOR REPAIR ......................7
CIRCUIT DESCRIPTION ..............................9
SEMICONDUCTOR DATA .........................15
COMPONENTS DESCRIPTION .................17
PARTS LIST ...............................................19
EXPLODED VIEW ......................................25
PACKING ....................................................26
ADJUSTMENT ..........................................27
PC BOARD
TX-RX UNIT (X57-6030-XX) ..................34
SCHEMATIC DIAGRAM ............................38
BLOCK DIAGRAM .....................................42
LEVEL DIAGRAM ......................................44
KNB-14 (Ni-Cd battery pack) ................45

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Summary of Contents for Kenwood TK-3107G

  • Page 1: Table Of Contents

    UHF FM TRANSCEIVER / UHF 调频对讲机 TK-3107G SERVICE MANUAL / 维修手册 C, C2 versions © 2009-9 PRINTED IN JA PAN B51-8881-00 ( N ) PDF CONTENTS GENERAL .............3 SYSTEM SET-UP .........4 REALIGNMENT ...........4 Whip antenna / 天线 Knob (CH) DISASSEMBLY FOR REPAIR ......7 (T90-1039-25): C 旋钮(信道)
  • Page 2 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-3107G 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

    Frequency range (MHz) RF power Type 射频功率 频率范围(MHz) 类型 Choose the type of transceiver 4.0W TK-3107G (C) TX/RX 450~470 选择 对讲机 的类型 4.0W TK-3107G (C2) TX/RX 400~420 A personal computer, programming interface (KPG-22/22A), Transceiver programming and FPU (programming software) are required for programming.
  • Page 5 TK-3107G 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 计算机模式 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-3107G 模式组合 REALIGNMENT / 3-5. FPU( 编程软件 ) 说明 3-5. FPU (Programming Software) Description FPU 是 CD-ROM 附带的用于对讲机的编程软件。该光盘上的 The FPU is the programming software for the transceiver 软件允许用户通过编程接口电缆 (KPG-22/22A) 对对讲机进行 supplied on a CD-ROM. The software on this disk allows a 编程。...

  • Page 7: Disassembly For Repair

    TK-3107G 维修拆卸 DISASSEMBLY FOR REPAIR / 1. 拆卸机壳 1. Removing the Case Assembly from the Chassis 1. 取下旋扭 (q)，缓冲垫 (w) 和两个环形螺母 (e)。 1. Remove the two knobs (q), cushion (w) and three round 2. 取下两颗螺钉 (r)。 nuts (e). 3. 掀开外壳底部的左右两侧，取下底座，并外壳中取出 (t)。...
  • Page 8 TK-3107G 维修拆卸 DISASSEMBLY FOR REPAIR / 3. 取下夹扭 3. Removing the lever 1. 提起在外壳下部 (!3 ) 上的锁扣，在外壳和锁扣之间插入一 1. Raise the lever on the lower case (!3 ) , insert a small fl at 个小型平头改锥，小心地打开外壳 (!4 ) 并卸下锁扣。 screwdriver into the space between the case and lever, 注意...

  • Page 9: Circuit Description

    TK-3107G 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 38.85M H z， The receiver utilizes double conversion. The first IF is 第二中频为 450K H z。第一本振频率信号由锁相环电路 ( P L L ) 38.85MHz and the second IF is 450kHz. The fi rst local oscil- 提供。...
  • Page 10 TK-3107G 电路说明 CIRCUIT DESCRIPTION / 2-2. 第一混频器 2-2. First mixer 来自射频放大器的信号与来自锁相环频率合成器电路的第 The signal from the RF amplifi er is heterodyned with the 一本振信号在第一混频器 ( Q202) 处混频并生成 38.85M H z 的 fi rst local oscillator signal from the PLL frequency synthe- 第一中频...
  • Page 11 TK-3107G 电路说明 CIRCUIT DESCRIPTION / 2-5. 噪音抑制电路 2-5. Squelch 从 I C200 输出的音频信号的一部分重新进入 I C200，通过 Part of the AF signal from the IC enters the FM IC again, 滤波器和放大器将噪音放大和整流并生成一个对应于噪音电 and the noise component is amplifi ed and rectifi ed by a fi lter 平的直流电压。直流信号进入微处理器的模拟端口...
  • Page 12 TK-3107G 电路说明 CIRCUIT DESCRIPTION / 3-2. 压控振荡器 3-2. VCO 在发射模式中通过 Q4 产生操作频率，在接收模式中通过 The operating frequency is generated by Q4 in transmit Q3 产生操作频率。通过相位比较器到变容二极管 ( 在发射模 mode and Q3 in receive mode. The oscillator frequency is 式中为 D2 和 D4，在接收模式中为 D1 和 D3) 采用压控振荡器...
  • Page 13 TK-3107G 电路说明 CIRCUIT DESCRIPTION / Q501,502 VR501 IC500 (1/2) IC500 (1/2) MAX DEV MIC AMP D5, Q4 Pre-emphasis (Splatter filter) VR500 Q503 Balance IC403 X1, IC1 QT/DQT Reference MUTE (TCXO) Fig. 6 Transmit audio QT/DQT / 图 6 发射音频 QT/DQT 4-3.
  • Page 14 TK-3107G 电路说明 CIRCUIT DESCRIPTION / 4-5. 自动功率控制 4-5. APC 自 动 功 率 控 制 ( A P C ) 电 路， 通 过 测 检 末 级 放 大 器 场 效 The automatic power control (APC) circuit stabilizes the 应...

  • Page 15: Semiconductor Data

    TK-3107G SEMICONDUCTOR DATA MCU: 38268MCA060GU (IC403) Pin No. I/O Port Name Function Pin No. I/O Port Name Function Variable capacity tune control EEPROM clock line Variable capacity tune control PLL unlock detection pin L: Unlock 50~54 QT/DQT external circuit center point...

  • Page 16: 半导体数据

    TK-3107G 半导体数据 微处理器 : 38268MCA060GU(IC403) 管脚号 I/O 端口名称 功　　能 管脚号 I/O 端口名称 功　　能 各种电容调谐控制 EEPROM 时钟线 各种电容调谐控制 锁相环电路失锁检测管腿 L: 失锁 50 ∼ 54 TIBI QT/DQT 外部电路中心点控制 共用数据输出 QT/DQT 信号输入 共用时钟输出 BUSY 繁忙信号输入 BATT 电池电压检测 锁相环电路芯片有效 H: 锁存 59,60 除了 CPU 和 EEPROM 以外电源控制...

  • Page 17: Components Description

    TK-3107G 元件说明 COMPONENTS DESCRIPTION / TX-RX 单元 (X57-6030-XX) TX-RX UNIT (X57-6030-XX) 有关号码 名 称 说 明 Ref No. Part Name Description 锁相环路系统 Phase locked loop system 自动功率控制 IC100 IC100 Automatic power control 中频系统 IC200 IC200 IF system IC300 音频放大器有源滤波器 IC300 Audio amplifi...
  • Page 18 TK-3107G 元件说明 COMPONENTS DESCRIPTION / 有关号码 名 称 说 明 Ref No. Part Name Description 晶体管 Q404 直流开关 Q404 Transistor DC switch Q405 场效应管 直流开关 Q405 DC switch Q406 ∼ 408 晶体管 直流开关 Q406~408 Transistor DC switch Q500 场效应管 直流开关...

  • Page 19: Parts List

    TK-3107G 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 20 TK-3107G 零件表 PARTS LIST / TX-RX UNIT (X57-6030-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation CC73GCH1H060D CHIP C 6.0PF C204 CK73GB1H472K CHIP C 4700PF CC73GCH1H030B CHIP C 3.0PF...
  • Page 21 TK-3107G 零件表 PARTS LIST / TX-RX UNIT (X57-6030-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation C305 CK73GB1H103J CHIP C 0.010UF C516 CC73GCH1H100D CHIP C 10PF C306 CK73GB1C473K CHIP C 0.047UF...
  • Page 22 TK-3107G 零件表 PARTS LIST / TX-RX UNIT (X57-6030-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation L107 L92-0149-05 CHIP FERRITE RN73GH1J472D CHIP R 4.7K 1/16W L109 L40-2285-54 SMALL FIXED INDUCTOR (220NH) ✽...
  • Page 23 TK-3107G 零件表 PARTS LIST / TX-RX UNIT (X57-6030-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R205 RK73GB2A153J CHIP R 1/10W R327 RK73GB2A000J CHIP R 1/10W R206 RK73GB2A474J...
  • Page 24 TK-3107G 零件表 PARTS LIST / TX-RX UNIT (X57-6030-XX) Desti- Desti- Ref. No. Ad dress Parts No. Description Ref. No. Ad dress Parts No. Description parts nation parts nation R508 RK73GB2A562J CHIP R 5.6K 1/10W IC302 TA7368FG MOS-IC R509 RK73GB2A124J CHIP R...

  • Page 25: Exploded View

    TK-3107G 部件分解图 EXPLODED VIEW / TX-RX unit : N09-2438-05 : N14-0581-44 : N14-0804-24 D M2.6 x 6 : N30-2606-48 M2 x 3 : N79-2030-48 M2 x 5 : N83-2005-48 Parts with the exploded numbers larger than 700 are not supplied.

  • Page 26: Packing

    TK-3107G 包装 PACKING / 705 Instruction manual 706 Protection bag 707 Packing fixture 36 Belt clip (J29-0734-05) 53 Whip antenna (T90-1039-25): C (T90-1041-25): C2 708 Protection bag 5 Cap (SP/MIC) (B09-0351-03) 35 SP/MIC holder 46 Screw set 709 Item carton case...

  • Page 27: Adjustment

    TK-3107G 调整 ADJUSTMENT / Test Equipment Required for Alignment Test Equipment Major Specifi cations Frequency Range Operational frequency range of the transceiver Standard Signal Generator (SSG) Modulation Frequency modulation and external modulation Output –127dBm/0.1µV to greater than –47dBm/1mV Input Impedance 50Ω...
  • Page 28 • Use a non-conductive rod such as a Ceramic rod for ad- 圈 )。 justment (especially of trimmers and coils). 建伍订贷单号码 :W05-1206-00(0.4×0.9mm) Kenwood order No.: W05-1206-00 (0.4 x 0.9mm) 建伍订贷单号码 :W05-1207-00(0.4×1.3mm) Kenwood order No.: W05-1207-00 (0.4 x 1.3mm) • 为了保护标准信号发生器，在调整接收部分时对讲机不要...
  • Page 29 TK-3107G 调整 ADJUSTMENT / 调整频率清单 Adjustment Frequency List 信道 发射频率 (MHz) 接收频率 (MHz) 发射频率 (MHz) 接收频率 (MHz) TX f (MHz) RX f (MHz) TX f (MHz) RX f (MHz) 中心 460.000 460.100 410.000 410.100 Center 460.000 460.100 410.000 410.100 低...
  • Page 30 TK-3107G ADJUSTMENT Use the KPG-55D programming software for adjustment of the next item in PC Mode (see page 5). Squelch Level, Transmit frequency, DQT Balance, RF Power, QT Deviation, DQT Deviation, Battery Level Section Common to the Transmitter and Receiver (VCO)
  • Page 31 TK-3107G 调 整 在计算机模式下使用 KPG-55D 编程软件调整下记项目 ( 参见第 5 页 )。 噪音抑制电路电平，发射频率，DQT 均衡，射频功率，QT 偏差，DQT 偏差，电池电平 发射部和接收部共用部分 ( 压控振荡器 ) 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...
  • Page 32 TK-3107G ADJUSTMENT Transmitter Section Measurement Adjustment Item Condition Specifi cations / Remarks Test- Unit Terminal Unit Parts Method equipment 1. Transmit 1) CH: TX center f.counter TX-RX Adjust to center Within ±100Hz frequency PTT: ON frequency (PC mode) 2. DQT/QT...
  • Page 33 TK-3107G 调 整 发射部分 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. 发射频率 1) CH: 发射中心频点 频率计数 TX-RX 天线 PC 机 调整到中心频率 ±100Hz 以内 ( 计算机模式 ) PTT: 开启...

  • Page 34: Tx-Rx Unit (X57-6030-Xx)

    TK-3107G 板 PC BOARD / PC TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 Component side view (J79-0171-09) R341 Q306 C332 C330 R332 C336 C262 C411 R509 Q305 IC302 R504 R408 IC402 R404 R501 R503 R327 C500 IC400 R418...

  • Page 35: Pc Board

    TK-3107G 板 PC BOARD / PC TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 Component side view (J79-0171-09) R341 R135 R146 SP– MIC500 C134 C132 R136 R531 Q307 IC100 Q110 C127 C115 R542 R522 R523 R520 C517 D400 C420...

  • Page 36: Pc Board

    TK-3107G 板 PC BOARD / PC TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 Foil side view (J79-0171-09) S402 S403 MONI C532 L210 R227 C234 C155 C147 C236 R229 L211 C233 L110 C255 C263 R232 R231 L208 L113 C138...
  • Page 37 TK-3107G 板 PC BOARD / PC TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 Foil side view (J79-0171-09) C228 C213 R200 C258 R208 R210 L203 L206 Q200 C223 C214 Q201 C231 R219 R228 R207 C227 R220 D300 C210 D203...

  • Page 38: Schematic Diagram

    TK-3107G 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-6030-XX) RF AMP 2SC5108(Y)F 470p 3p(B) L77-1877-15 T:4.9V 12.8MHz R:4.9V T:2.4V R:2.4V 4.7u6.3 0.1u UNLOCK DETECT 100k MA2S111-F 2.2k 8.2u T:0V R:4.9V R:5.0V 560n 1k*4 330k 0.01u 220n 220n TRIPLER MB15A02PFV2E1 2SC4649(N,P) R:0.7V...
  • Page 39 TK-3107G 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-6030-XX) VCO TX 2SC4228(R44) 3.3u MA2S376 RF AMP T:1.4V T:3.8V RF BUFFER AMP R:0V Q100 R:3.8V 2SC5108(Y)F C105 2SC5108(Y)F C100 0.5p(B) T:1.1V R:1.3V DC SW D2,4 FREQ. 2SJ243-A CONTROL TX MODULATION DC SW...
  • Page 40 TK-3107G 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-6030-XX) L120 TX DRIVE T:7.1V Q105 L119 2SK2596-E C119 R127 T:4.8V T:0.5V C108 R112 C111 R115 C114 R120 1000p T:0.9V 1.5k 470p RF SW D100 C106 T:0.5V HSC277 470p Q102 Q101 2SC4988-E 2SC5108(Y)F...
  • Page 41 TK-3107G 原理图 SCHEMATIC DIAGRAM / TX-RX UNIT (X57-6030-XX) C149 C151 C154 ANTENNA SW TX FINAL 1p(B) T:7.3V D101 Q107 C138 HVU131-E 2SK2595-E R123 C145 L112 L113 L114 470p T:7.3V T:7.4V R147 D102,103 ANTENNA SW R144 2.2k R136 DC SW 150k(D)

  • Page 42: Block Diagram

    TK-3107G 方块图 BLOCK DIAGRAM / MA360 2SC5108 1SV214-F (Y)F (C2) 2SC4228 2SC5108 2SC5 (R44) (Y)F MB15A02PFV2E1 Q5,Q7 2SJ243 2SK508NV (K52) L77-1877 UMC4N Q403 144EE IC403 38268MCA060GU IC200 TA31136FNG 2SC4649 (N,P) IC401 AT24C08 BN-SH IC402 NJM2904V-ZB R3111N 451C-F D300 Q402 IC404...
  • Page 43 TK-3107G 方块图 BLOCK DIAGRAM / Q100 Q101 Q102 Q105 Q107 D101 2SC5108 2SC5108 2SC4988 2SK2596 2SK2595 HVU131 (Y)F (Y)F Q8,D6 2SC4617 MA2S111 IC100 NJM2904 V-ZB Q104 Q103 UFMMT717 2SK1824 Q106 2SK1824 Q108 114EE XF201 Q201 Q202 Q203 2SC4649 3SK318 3SK318...

  • Page 44: Level Diagram

    TK-3107G 电平图 LEVEL DIAGRAM /...

  • Page 45: Optional Accessories Knb-14 (Ni-Cd Battery Pack)

    TK-3107G 可选附件 OPTIONAL ACCESSORIES / KNB-14 (Ni-Cd BATTERY / 镍镉电池 ) ■ External View / 外视图 ■ Schematic Diagram / 电路图 ■ Specifi cations / 规格 Discharge pin side Voltage / 电压 ....7.2V (1.2V x 6) Capacity / 充电电流 ....600mAh Weight / 重量...

  • Page 46: 规格

    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 47 TK-3107G TK-3107G 板 板 PC BOARD / PC PC BOARD / PC TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 Component side view (J79-0171-09) Component side view (J79-0171-09) R341 Q306...
  • Page 48 TK-3107G TK-3107G 板 板 PC BOARD / PC PC BOARD / PC TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 TX-RX UNIT (X57-6030-XX) -10 : C -25 : C2 Foil side view (J79-0171-09) Foil side view (J79-0171-09) S402 S403...
  • Page 49 TX-RX UNIT (X57-6030-XX) RF AMP C149 C151 C154 2SC5108(Y)F TX FINAL ANTENNA SW 1p(B) 470p T:7.3V 3p(B) L120 Q107 D101 TX DRIVE 2SK2595-E R123 C138 HVU131-E C145 L112 L113 L114 T:7.1V VCO TX Q105 2SK2596-E L119 C119 R127 470p T:4.8V T:0.5V L77-1877-15 2SC4228(R44)
  • Page 50 MA360 2SC5108 1SV214-F (Y)F (C2) Q100 Q101 Q102 Q105 Q107 D101 2SC4228 2SC5108 2SC5108 2SC5108 2SC4988 2SK2596 2SK2595 HVU131 (R44) (Y)F (Y)F (Y)F MB15A02PFV2E1 Q8,D6 Q5,Q7 2SC4617 2SJ243 2SK508NV (K52) MA2S111 L77-1877 UMC4N IC100 NJM2904 V-ZB Q403 144EE Q104 Q103 UFMMT717 2SK1824 Q106...

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