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Kenwood TK-3207 Service Manual

Kenwood TK-3207 Service Manual

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Copyright 2006 by Kenwood Corporation. All rights reserved.
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assumes no responsibility for errors or omissions. Neither is any liability assumed for
damages 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.
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Summary of Contents for Kenwood TK-3207

  • Page 1 Kenwood. Disclaimer While every precaution has been taken in the preparation of this manual, Kenwood assumes no responsibility for errors or omissions. Neither is any liability assumed for damages 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 2: Table Of Contents

    C5 · C6 版 B51-8688-10 (S) PDF SUPPLEMENT Ⅱ / Ⅱ 追补版 在TK-3207维修手册(B51-8688-00)里,TX-RX单元号和 In the TK-3207 service manual (B51-8688-00), the TX- 商品处理号是错误的。 RX UNIT number and the destination number are 本维修手册代替TK-3207维修手册(B51-8688-00)。 incorrect. This service manual substitutes for the TK-3207 service manual (B51-8688-00).
  • Page 3: General

    TK-3207 目录 目录 目录 目录 目录 概述 ....................2 调整 ..................... 16 系统体系 ..................3 PC 板 模式组合 ..................4 TX-RX 单元 (X57-6890-XX) ........... 28 元件说明 ..................6 原理图 ..................32 零件表 ..................8 方块图 ..................36 电平图 ..................38 部件分解图...
  • Page 4: System Set-Up

    接收订单 RF power Type Frequency range (MHz) 射频功率 频率范围(MHz) 类型 Choose the type of transceiver 370~390 4.0W TK-3207 (C5) TX/RX 选择对讲机的类型 350~370 4.0W TK-3207 (C6) TX/RX Transceiver programming 对讲机编程 A personal computer (IBM PC or compatible), programming interface (KPG-22), and programming software (KPG-87D) are required for programming.
  • Page 5: Realignment

    FPU setting. C, C2, C5 and C6 type 机。这是为了保护主机里的数据。 TK-3207 transceivers will use Chinese. Other types English. • Once a unit is set to be the Source, it cannot be a target after the data has been transmitted. This protects the data...
  • Page 6 TK-3207 模式组合 REALIGNMENT / • 在无线复制的数据传输过程中, 例如在工作台产生的电波或 • Electronic interface may cause a failure in data transfer 电磁干扰有可能引起传输失败。 during Wireless Clone, such as when waveforms or • 复制模式可以仅被批准的服务人员使用。 electromagnetics are being performed at the workbench. • 在交付给最终用户之前,复制模式设置必须被设置为“无 • Clone mode can be used ONLY by the authorized service 效”...
  • Page 7: Components Description

    TK-3207 元件说明 COMPONENTS DESCRIPTION / TX-RX 单元 (X57-6890-XX) TX-RX 单元 (X57-6890-XX) TX-RX UNIT (X57-6890-XX) 编号 使用 / 功能 操作 / 状态 Ref. No. Use/Function Operation/Condition PLL system PLL 系统 IC101 Comparator (APC) IC101 比较器 (APC) IC201 FM IF 系统 IC201...
  • Page 8 TK-3207 元件说明 COMPONENTS DESCRIPTION / 编号 使用 / 功能 操作 / 状态 Ref. No. Use/Function Operation/Condition Variable 可变电容二极管 频率控制 / TX VCO Frequency control / TX VCO capacitance diode Variable 可变电容二极管 频率控制 / RX VCO Frequency control / RX VCO...
  • Page 9 E: Europe Les articles non mentionnes dans le Parts No. ne sont pas fournis. Y: AAFES (Europe) X: Australia M: Other Areas Teile ohne Parts No. werden nicht geliefert. TK-3207 (Y50-590X-XX) TX-RX UNIT (X57-6890-XX) Ref. No. Address Parts No. Description Destination Ref.
  • Page 10 TK-3207 零件表 PARTS LIST / TX-RX UNIT (X57-6890-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts CK73GB1A105K CHIP C 1.0UF C116 CC73GCH1H030B CHIP C 3.0PF CC73HCH1H101J CHIP C 100PF C116 CC73GCH1H110J CHIP C...
  • Page 11 TK-3207 零件表 PARTS LIST / TX-RX UNIT (X57-6890-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C169 CC73GCH1H4R5B CHIP C 4.5PF C262,263 CK73HB1H471K CHIP C 470PF C190 CK73GB1A105K CHIP C 1.0UF C265...
  • Page 12 TK-3207 零件表 PARTS LIST / TX-RX UNIT (X57-6890-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts C339 C92-0560-05 CHIP-TAN 10UF 6.3WV L18, 19 L41-2285-03 SMALL FIXED INDUCTOR C340 CK73GB1C104K CHIP C 0.10UF K...
  • Page 13 TK-3207 零件表 PARTS LIST / TX-RX UNIT (X57-6890-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts RK73HB1J563J CHIP R J 1/16W R137 R92-0670-05 CHIP R 0 OHM RK73HB1J104J CHIP R 100K J 1/16W...
  • Page 14 TK-3207 零件表 PARTS LIST / TX-RX UNIT (X57-6890-XX) Ref. No. Address Parts No. Description Destination Ref. No. Address Parts No. Description Destination parts parts R321 RK73HB1J224J CHIP R 220K J 1/16W 1SV278 VARIABLE CAPACITANCE DIODE R322 RK73HB1J184J CHIP R 180K...
  • Page 15 TK-3207 部件分解图 EXPLODED VIEW / MIC301 TX-RX Unit CF201 26(C,C2) 26(C,C2) A :N14-0808-04 B :N14-0819-04 C :N30-2604-46 D :N30-2606-46 E :N83-2005-46 Parts with the exploded numbers larger than 700 are not supplied.
  • Page 16 TK-3207 包装 PACKING / 10.INSTRUCTION MANUAL (B62-1764-10) 59.HELICAL ANTENNA (T90-0798-15):C (T90-0800-15):C2 (T90-1035-05):C5,C6 42.PROTECTION BAG (H25-0085-04) 44.HOLDER(SP/MIC) 49.HANDSTRAP (J19-5472-03) (J69-0352-05) 55.SCREW SET 6. CAP(SP/MIC) (N99-2043-05) (B09-0680-03) 41.PACKING FIXTURE (H12-3158-05) 48.BELT CLIP (J29-0713-05) 43.ITEM CARTON CASE (H52-2055-02) Parts with the exploded numbers larger than 700 are not supplied.
  • Page 17 TK-3207 调整 ADJUSTMENT / Test Equipment Required for Alignment Test Equipment Major Specifications Standard Signal Generator Frequency Range 370 to 390MHz (C5) 350 to 370MHz (C6) (SSG) Modulation Frequency modulation and external modulation Output -127dBm/0.1µV to greater than -47dBm/1mV Power Meter Input Impedance 50Ω...
  • Page 18 2. 维修机架(机壳) 2. Repair Jig (Chassis) 使用机壳(A10-4086-03)维修 TK-3207。将 TX-RX 单元放置 Use jig (part No.: A10-4086-03) for repairing the TK-3207. 在机壳上,并且拧上螺钉。 Place the TX-RX unit on the jig and fit it with screws. 在维修过程中,需要在 TX-RX 单元的电路板上检测电压时,...
  • Page 19 TK-3207 调整 ADJUSTMENT / TX-RX 单元(X57-689) 调整点 Adjustment points TX-RX unit (X57-689) 元件面视图 Component side view CN13 RSSI BATT+ PCTV TX-RX UNIT Component side view SP– MICI MICO VR1 : 频率调整 VR1 : Frequency adjustment BPF : 带通波形测试点 BPF : Band-pass wave form test point CV : VCO 锁定电压调整终端...
  • Page 20 TK-3207 调整 ADJUSTMENT / 信令 Signaling 信令号码 Signaling No. 无 无 None None 无 100Hz 方形波 None 100Hz Square Wave QT 67.0Hz QT 67.0Hz QT 67.0Hz QT 67.0Hz QT 151.4Hz QT 151.4Hz QT 151.4Hz QT 151.4Hz QT 250.3Hz QT 250.3Hz QT 250.3Hz...
  • Page 21 TK-3207 调整 ADJUSTMENT / Common Section Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 1.Setting 1) BATT terminal voltage:7.5V 2) SSG standard modulation [Wide] MOD:1kHz,DEV:3kHz [Narrow] MOD:1kHz,DEV:1.5kHz 2.VCO lock 1) CH:High Power meter 3.0V ±0.1V voltage 2) CH:Low Check 0.6V or more...
  • Page 22 TK-3207 调整 ADJUSTMENT / 公共部分 测量 调整 项目 条件 规格 / 备注 测试设备 终端 部件 方法 1. 设置 1) BATT终端电压 : 7.5V 2) SSG 标准调制 [宽] MOD:1kHz,DEV:3kHz [窄] MOD:1kHz,DEV:1.5kHz 2. VCO 1) CH : 高 功率表 3.0V ±0.1V 锁定电压 2) CH : 低...
  • Page 23 TK-3207 调整 ADJUSTMENT / Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 6.VOX 10 TEST CH:Center Power meter Programming Writing AG:1kHz/3.0mV Deviation meter SP/MIC connector Software:KPG-87D 7.DQT TEST CH: Center Oscilloscope Programming Make the Balance Adjust Software:KPG-87D demodulation...
  • Page 24 TK-3207 调整 ADJUSTMENT / 测量 调整 项目 条件 规格 / 备注 测试设备 终端 部件 方法 6. VOX 10 测试 CH : 中心 功率表 编程软件 : 写入 AG : 1kHz / 3.0mV 频偏仪 SP/MIC 连接器 KPG-87D 7. DQT 测试 CH : 中心...
  • Page 25 TK-3207 调整 ADJUSTMENT / Receiver Section Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 1.BPF Wave (1)Center frequency Spectrum Programming Adjust the REF -38.0 dBm MKR 380.1 MHz 5dB/ A_View Norm B_Blank Norm -47.688 dBm Adjust Spectrum analyzer setting analyzer...
  • Page 26 TK-3207 调整 ADJUSTMENT / 接收部 测量 调整 项目 条件 规格 / 备注 测试设备 终端 部件 方法 1. BPF (1)中心频率 频谱分析仪 编程软仵: 调整波形如 REF -38.0 dBm MKR 380.1 MHz 5dB/ A_View Norm B_Blank Norm -47.688 dBm 波形调整 频谱分析仪设定 KPG-87D 右图所示 TK-3207...
  • Page 27 TK-3207 调整 ADJUSTMENT / Measurement Adjustment Specifications/ Item Condition Remark Test equipment Terminal Parts Method 2.Sensitivity TEST CH: Low Check 12dB SINAD or more check Center [Wide] High Oscilloscope SSG output:–117 dBm(0.3µV) AF VTVM SSG MOD:3.0kHz [Narrow] TEST CH:Center SSG output:–115 dBm(0.4µV) SSG MOD:1.5kHz...
  • Page 28 TK-3207 调整 ADJUSTMENT / 测量 调整 项目 条件 规格 / 备注 测试设备 终端 部件 方法 2. 灵敏度检查 测试 CH : 低 检查 12dB SINAD 或 [ 宽 ] 中心 以上 高 示波器 SSG 输出 : -117 dBm (0.3μV) AF VTVM SSG MOD : 3kHz [ 窄...
  • Page 29 TK-3207 PC BOARD / PC 板 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5 Component side view (J72-0913-29) L404 R203 CP404 TH203 C430 F401 R213 C405 C401 R416 R211 C402 C214 RSSI BATT+ MIC301 –...
  • Page 30 TK-3207 PC BOARD / PC 板 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5 Component side view (J72-0913-29) J72-0913-29 R438 R134 R409 R436 R410 R412 IC101 L111 R403 CN13 Q108 R411 C403 R142...
  • Page 31 TK-3207 TK-3207 PC BOARD / PC 板 PC BOARD / PC 板 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5...
  • Page 32 TK-3207 PC BOARD / PC 板 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5 Foil side view (J72-0913-29) J72-0913-29 S403 S402 S401 C268 R256 D104 L228 R254 R253 L223 or C156 L412 C254...
  • Page 33 TK-3207 PC BOARD / PC 板 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5 Foil side view (J72-0913-29) S402 CN201 CD201 XF201 R226 D402 R227 L201 C228 C440 C219 C220 C241 R233 R236...
  • Page 34 TK-3207 TK-3207 PC BOARD / PC 板 PC BOARD / PC 板 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5 TX-RX UNIT (X57-6890-XX) -21 : C -22 : C2 -24 : C6 -25 : C5...
  • Page 35 TK-3207 SCHEMATIC DIAGRAM / 原理图 TX-RX UNIT (X57-6890-XX) 2.74V 100k PLL SYSTEM MB15A02 4.82V 470p RIPPLE 2SC5108(Y) FILTER PLL IC F_IN AMP 470p 4.76V MA2S111 0.01u R12-7491-05 4.9V L77-1931-05 F401 L401 4.7V BATT 12.8MHz 0.71V BATT oUTPUT 4.7u 330k 2.2k...
  • Page 36 TK-3207 SCHEMATIC DIAGRAM / 原理图 TX-RX UNIT (X57-6890-XX) R:0V TX/RX T:3.37V T:2.846V RF SW D2,4,6,7 D101 VCO OSCILLATION (TX) C101 C102 4.62V 220n FREQUENCY RF BUFFER AMP HSC277 470p CONTROL 3.86V /TX VCO RF AMP HVC376B 0.72V 2SC5108(Y) 2SC4619(P,Q) 100n 0.5p...
  • Page 37 TK-3207 SCHEMATIC DIAGRAM / 原理图 TX-RX UNIT (X57-6890-XX) R120 RF AMP TX DRIVE AMP TX FINAL AMP T:4.81V T:4.96V R:7.61V C123 T:1.36V T:7.26V Q102 Q103 C112 L103 L104 L107 R103 C107 R112 R111 R123 2SK2596 2SK3476 8.2n 8.2n Q101 2SK3077...
  • Page 38 TK-3207 SCHEMATIC DIAGRAM / 原理图 X57-6890-XX L100 L101 L107 L206 L211 L212 L214 L223 L228 L229 L230 L250 L290 L412 C107 C116 C121 C125 C127 C132 1.2n 8.2n 8.2n 8.2n L34-4572-05 8.2n 8.2n 8.2n 8.2n 8.2n 8.2n L34-4564-05 0.5p 1.5p L34-4572-05 0.5p...
  • Page 39 TK-3207 SCHEMATIC DIAGRAM / 原理图 TX-RX UNIT (X57-6890-XX) X57-6890-XX L100 L101 L107 L206 L211 L212 L214 L223 L228 L229 L230 L250 L290 L412 C107 C116 C121 C125 C127 C132 1.2n 8.2n 8.2n 8.2n L34-4572-05 8.2n 8.2n R120 8.2n 8.2n 8.2n 8.2n...
  • Page 40 TK-3207 方块图 BLOCK DIAGRAM / X57-689 IC404 BD4845FVE IC403 BD4840FVE IC1 MB15A02 PLL_DAT PLL_CLK RESET RESET PLL_STB D401 RB521S-30 IC401 XC6204B502MR Q4 2SK508NV(K52) D2,D4,D6,D7 HVC376B D10 1SV278 PROTECT Q405 DTA123JE Loop Filter DTA143TE 12.8MHz 5C_C L77-1931-05 Q403 CPH3317 QTTCXO Q3 2SK508NV(K52)
  • Page 41 TK-3207 方块图 BLOCK DIAGRAM / TX/RX:370.00~390.00MHz (C5) TX/RX:350.00~370.00MHz (C6) Q2 2SC5108(Y) D101,D202 Q100 Q101 Q102 Q103 D122,D103,D104,D106 2SC5108(Y) 2SC4619(P,Q) HSC277 2SC4619(P,Q) 2SK3077 2SK2596 2SK3476 HVC131 BUFF DRIVE FINAL Q104 DTC114EE Q105 Q109 IC101 2SK879(Y) DTA144EE TA75W01FU CURRENT Q108 2SK1824 DCSW...
  • Page 42 TK-3207 电平图 LEVEL DIAGRAM /...
  • Page 43 TK-3207 SPECIFICATIONS General Frequency Range ............. 370~390MHz (C5) 350~370MHz (C6) Number of Channels ............Max. 16 Channel Spacing ............... 25kHz (Wide) 12.5kHz (Narrow) PLL Channel Stepping ............5kHz, 6.25kHz Operating Voltage ............7.5 V DC ±20% Battery Life ............... More than 14 hours at 4 watts (5-5-90 duty cycle with KNB-29N battery) More than 9 hours at 4 watts (5-5-90 duty cycle with KNB-30A battery) Operating Temperature Range .........
  • Page 44 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...