Kenwood TK-3118 Service Manual Download

Page: 22 / 29

PC BOARD VIEW / PC

板视图

TX-RX UNIT (X57-6243-XX) -00:C -01:C4 Component side view

R421

R395

R390

R339

R319

R320

R321

R423

R404

R415

R396

R338

R471

R331

C376

C366

C371

C311

C313

C336

C397

C309

C383

C352

C326

Q324

C414

C310

C317

C316

Q316

C353

C357

C358

C356

C339

C369

R407

R394

R410

R411

R413

R412

R346

R335

R343

R341

CN303

R314

R315

R316

R317

IC302

Q318

Q315

VR302

MAX DEV

R334

R375

R333

R336

R337

R381

R326

R387

R433

R425

R458

R392

R391

R347

TH301

R345

R422

R348

R445

R469

R408

R399

R397

R393

R406

R304

R322

R418

R318

R313

R312

C328

C308

C307

C378

R351

R468

R467

R369

R416

R398

J72-0777-22 B/3

C386

C360

C367

C363

C312

C421

C362

IC306

IC303

IC304

Q303

R332

R379

R378

R464

R459

R466

R349

C333

C375

C354

C343

C359

C416

C412

C408

L305

R342

R372

Q317

Q320

TXD
REM

VR301

DQT BAL

VR303

DTMF DEV

PTT

D309

C418

C422

L306

D304

R354

R352

LCD

D305

IC300

100

COM2

COM1

COM0

SEG0

SEG1

SEG2

SEG3

SEG4

SEG5

SEG6

SEG7

SEG8

SEG9

SEG10

SEG11

SEG12

SEG13

SEG14

SEG15

SEG16

SEG17

SEG18

SEG19

SEG20

SEG21

SEG22

SEG23

SEG24

SEG25

LED

MIC

TK-3118

TX-RX UNIT (X57-6243-XX) (B/3)
Component side v

iew

DTA144EE
DTC114EE
DTC114YE
DTC144EE
2SC4738

2SK1588

2SK1824

PST9124NR
PST9145NR

AT24C16N-10SI

NJM2902V

24LC16BT-I/SN

M38267M8L271GP

100

Component side

Foil side

Pattern 1

Pattern 2

Pattern 3
Pattern 4

Summary of Contents for TK-3118

Page 1: ...NTS Knob VOL K29 5442 03 UHF FM TRANSCEIVER UHF FM手持机 SERVICE MANUAL 维修手册 Key top DTMF K29 9028 13 Cabinet assy Front A02 3559 13 Key top DIAL SCAN K29 9026 13 Panel assy A62 0932 03 Knob PTT MONI K29 9027 03 ThisTK 3118 service manual contains a number of sections which differ from the service manual B51 8576 00 for the TK 3118 For items other than those in this TK 3118 service manual please refe...

Page 2: ...O NOT transmit until all RF connectors are verified secure and any open connectors are properly terminated SHUT OFF and DO NOT operate this equipment near electrical blasting caps or in an explosive atmosphere This equipment should be serviced by a qualified technician only SERVICE This radio is designed for easy servicing Refer to the schematic diagrams printed circuit board views and alignment p...

Page 3: ...90 0760 05 HELICAL ANTENNA C4 X41358B D100 107 B30 2157 05 LED YELLOW C600 CK73GB1H471K CHIP C 470PF K 28 2B E37 0865 05 SPEAKER CORD J30 1267 04 SPACER ECM 30 2B J82 0082 05 FPC R307 310 RK73GB1J102J CHIP R 1 0K J 1 16W R600 603 RK73GB1J221J CHIP R 220 J 1 16W R604 606 RK73GB1J680J CHIP R 68 J 1 16W 31 2B T91 0616 05 MIC ELEMENT 32 2A A13 1632 03 FRAME 33 1A B11 1268 04 FILTER LCD 34 1A B11 1269 ...

Page 4: ... 0 010UF K C111 CK73HB1H471K CHIP C 470PF K C112 CC73GCH1H100C CHIP C 10PF C C116 CK73HB1H471K CHIP C 470PF K C121 CK73HB1H471K CHIP C 470PF K C122 CC73GCH1H050B CHIP C 5 0PF B C C122 CC73GCH1H080D CHIP C 8 0PF D C4 C125 CC73GCH1H050B CHIP C 5 0PF B C C125 CC73GCH1H060B CHIP C 6 0PF B C4 C126 CK73GB1H471K CHIP C 470PF K C127 CC73GCH1H020B CHIP C 2 0PF B C C127 CC73GCH1H040B CHIP C 4 0PF B C4 C129 ...

Page 5: ...10 CC73HCH1H100D CHIP C 10PF D C311 312 CK73HB1H471K CHIP C 470PF K C313 CC73HCH1H030C CHIP C 3 0PF C C314 CC73HCH1H100D CHIP C 10PF D C316 CK73HB1H471K CHIP C 470PF K C317 CK73HB1A104K CHIP C 0 10UF K C318 C92 0560 05 CHIP TAN 10UF 6 3WV C319 321 CK73HB1H471K CHIP C 470PF K C322 CK73GB1H471K CHIP C 470PF K C323 CK73EF1C105Z CHIP C 1 0UF Z C324 C92 0623 05 CHIP TAN 22UF 4WV C326 CK73HB1C223K CHIP ...

Page 6: ...6 SMALL FIXED INDUCTOR 0 47UH L11 L40 1875 92 SMALL FIXED INDUCTOR 18NH L12 13 L40 2285 92 SMALL FIXED INDUCTOR 220NH L14 16 L92 0140 05 FERRITE CHIP L17 L40 6891 86 SMALL FIXED INDUCTOR 6 8UH L18 L92 0140 05 FERRITE CHIP L20 L40 2278 98 SMALL FIXED INDUCTOR 22NH C4 L20 21 L40 2278 98 SMALL FIXED INDUCTOR 22NH C L21 L40 2778 98 SMALL FIXED INDUCTOR 27NH C4 L22 L34 4554 05 COIL L23 L40 6891 86 SMAL...

Page 7: ...R 1 0K J 1 16W R50 RK73HB1J332J CHIP R 3 3K J 1 16W R51 RK73HB1J562J CHIP R 5 6K J 1 16W R52 RK73HB1J271J CHIP R 270 J 1 16W R53 RK73HB1J103J CHIP R 10K J 1 16W R54 RK73HB1J332J CHIP R 3 3K J 1 16W R55 RK73GB1J561J CHIP R 560 J 1 16W R56 RK73HB1J470J CHIP R 47 J 1 16W R57 RK73HB1J100J CHIP R 10 J 1 16W R58 RK73HB1J102J CHIP R 1 0K J 1 16W C R58 RK73HB1J821J CHIP R 820 J 1 16W C4 R59 RK73HB1J332J C...

Page 8: ...33J CHIP R 33K J 1 16W R346 RK73HB1J334J CHIP R 330K J 1 16W R347 R92 1252 05 CHIP R 0 OHM J 1 16W R348 RK73HB1J102J CHIP R 1 0K J 1 16W R349 RK73HB1J331J CHIP R 330 J 1 16W R350 R92 0670 05 CHIP R 0 OHM R351 RK73HB1J224J CHIP R 220K J 1 16W R352 RK73HB1J104J CHIP R 100K J 1 16W R353 RK73HB1J472J CHIP R 4 7K J 1 16W R354 RK73HB1J102J CHIP R 1 0K J 1 16W R356 RK73HB1J103J CHIP R 10K J 1 16W R357 RK...

Page 9: ...2J CHIP R 1 8K J 1 16W C4 R456 RK73GB1J392J CHIP R 3 9K J 1 16W C R457 RK73GB1J100J CHIP R 10 J 1 16W R458 RK73HB1J182J CHIP R 1 8K J 1 16W R459 RK73HB1J471J CHIP R 470 J 1 16W R460 RK73HB1J563J CHIP R 56K J 1 16W R462 RK73HB1J333J CHIP R 33K J 1 16W R464 RK73HB1J101J CHIP R 100 J 1 16W R466 R92 1252 05 CHIP R 0 OHM J 1 16W R467 468 RK73HB1J473J CHIP R 47K J 1 16W R469 R92 1252 05 CHIP R 0 OHM J 1...

Page 10: ...R Q306 UPA672T FET Q307 FP210 TRANSISTOR Q308 UMG3N TRANSISTOR Q309 DTA123JE DIGITAL TRANSISTOR Q310 KTA1298 Y TRANSISTOR Q311 UMG3N TRANSISTOR Q312 DTC144EE DIGITAL TRANSISTOR Q313 2SK1824 FET Q314 2SC4617 S TRANSISTOR Q315 DTC114EE DIGITAL TRANSISTOR Q316 DTA144EE DIGITAL TRANSISTOR Q317 2SC4738 GR TRANSISTOR Q318 2SK1824 FET Q319 DTA144EE DIGITAL TRANSISTOR Q320 DTC144EE DIGITAL TRANSISTOR Q321...

Page 11: ...explodednumberslargerthan700arenotsupplied A B 1 2 3 EXPLODED VIEW 部件分解图 39 35 34 33 36 5 2 27 25 SP 15 E 30 12 28 31 TX RX UNIT C 3 9 10 G G G G G G 11 19 TX RX UNIT A 3 26 1 7 F F B B 8 4 3 14 14 C 23 24 D TX RX UNIT B 3 A A 13 S No LABEL 37 32 38 ...

Page 12: ...52 05 6 INSTRUCTION MANUAL B62 1387 10 H SCREW SET N99 2023 05 20 BELT HOOK J29 0465 04 21 BAND J61 0429 05 ANT HELICAL ANTENNA T90 0759 05 C T90 0760 05 C4 16 PACKING FIXTURE H12 3088 05 17 PROTECTION BAG H25 0085 04 18 ITEM CARTON CASE H52 1720 02 PACKING 包装 ...

Page 13: ...0Hz to 1MHz 2 Maximum sensitivity 1mV or more 10 Spectrum Analyzer 1 Measuring range DC to 1GHz or more 11 Standard Signal Generator SSG 1 Maximum frequency 500MHz or more 2 Output 133dBm 0 05µV to 7dBm 501mV 3 Output impedance 50 12 Tracking Generator 1 Center frequency 50kHz to 500MHz 2 Frequency deviation 35MHz 3 Output voltage 100mV or more 13 Dummy Load 1 8 3W or more 14 AF Generator AG 1 Fre...

Page 14: ...时则可能会对晶体管产生热损伤无散热器 Notes Adjust the TX VCO trimmer within a short period of time Appros 10 seconds When the transceiver is in TX mode and the final amplifier transistor is detached from the chassis for a long time it may cause thermal damage to the transistor No heatsink 使用一个专用调整棒进行调整特别是微调电容器和线圈建伍订货单号码 A 0910 0 4X0 9mm 建伍订货单号码 A 1310 0 4X1 3mm 为了保护标准信号发生器在调整接收部分时通信机不要发射显示的标准信号发生器输出电平为最大输出值...

Page 15: ... Make sure the bottom surface of Q22 is firmly contacted to the TX RX PCB The metal posts for the pins are also soldered to the PCB So when you solder the Q22 pins to the metal posts keep the soldering time as short as possible so that the posts are not moved 重置Q22 FET 发射终端 1 如图1所示将Q22上下颠倒放在它的对应位置每个管脚的位置一定要正确斜角位于管脚1与管脚2之间如下图所示当置换Q22时重置热导膜 G11 2664 x4 2 Q22的底部表面必须与发射接收PCB紧密结合将每个管脚与金属杆的顶端焊接起...

Page 16: ...Receiver Section Item 1 Band pass filter 2 AF level 3 Sensitivity 4 Squelch Level PC Mode 5 S meter Level PC Mode Measurement Adjustment Transmitter section Item Condition Measurement Adjustment Specifications Test equipment Terminal Parts Method Remark 1 Transmit 1 CH TX center Frequency ANT VR1 Adjust to center frequency within 100Hz frequency PTT ON counter 2 DQT QT 1 CH TX center Modulation an...

Page 17: ...sistor is detached from the chassis for a long time it may cause thermal damage to the transistor No heatsink ADJUSTMENT FREQUENCY LIST 调整频率请单发射部项目条件测量调整规格备注测试设备终端部件方法 1 发射频率 1 CH 发射中心频点频率计数器天线 VR1 调整频率 100Hz以内 PTT 开启 2 DQT QT 1 CH 发射中心频点频谱分析仪 VR301 将波形整流为方形波平衡 3 低功率 1 CH 发射中心频点功率表 PC机键调整到 2W 0 1W以内计算机模式 CH 发射低频点电流表 CH 发射高频点 4 高功率 1 CH 发射中心频点功率表 PC机键调整到 5W 0 2W以内计算机模式 CH 发射低频...

Page 18: ...7 MIC MIC D106 D103 D102 D107 D105 D104 R604 R605 R606 R603 R601 R602 R600 D100 SP SP 16 V1 V3 H1 H3 H5 LED E SP V2 V4 H2 H4 SB MIC E SP 1 o N f e R s s e r d d A 0 0 1 D H 6 1 0 1 D C 6 2 0 1 D G 0 1 3 0 1 D E 0 1 4 0 1 D G 2 1 5 0 1 D E 2 1 6 0 1 D D 0 1 7 0 1 D D 2 1 DISPLAY UNIT X41 3583 00 Component side view DISPLAY UNIT X41 3583 00 Foil side view Component side Foil side ...

Page 19: ...C69 C74 L22 C60 C59 C207 CN2 ANT C208 C192 C198 L49 L7 L52 L54 D22 D23 R8 R84 R69 R40 R45 R25 R29 R30 R31 R34 LV R32 CF1 C42 1 APC TUNE UL CK DT EP TO 3 5C E RX MOD 3 5R AF B E PABC E E PS 5R 5T 5C BUSY SM 23 1 4 5 8 Q23 Q14 Q6 Q17 S G D IC2 1 8 9 16 XF1 D15 Q15 E C B L34 F1 BATT S100 PTT MONI J72 0777 22 A 3 J72 0777 22 C 3 L38 C236 L33 Q13 TX RX UNIT X57 6243 XX 00 C 01 C4 Component side view o ...

Page 20: ...03 C99 C87 C50 C43 C41 C49 L20 C75 C65 C98 C93 C85 C83 R50 R51 R46 R41 R21 R22 R52 R39 R36 R137 R108 R54 L25 L26 L24 C64 L60 L17 L10 L12 L5 C9 C5 L9 L14 L16 L15 L29 L27 D12 D11 D6 TC1 TC2 Q4 R20 R18 C29 C3 C238 L55 R13 R12 R10 C214 X1 R67 C13 C193 C179 C242 R4 L45 Q18 G S D R88 R99 R91 R89 R102 R106 TH1 R152 CN100 1 2 6 5 E MONI NC E E PTT J72 0777 22 A 3 J72 0777 22 C 3 Q22 G CN3 CN6 CN5 CN4 D S ...

Page 21: ...120 R129 R47 R127 D28 R126 L4 L53 C8 C4 Q1 R3 R9 R28 R7 R151 L51 C232 L57 C122 R70 or C121 C125 C134 C127 C18 L63or R138 R98 R83 R77 R78 R72 R75 D3 R59 R115 R118 D19 Q24 R145 L40 L39 L37 L36 R97 Q20 1 4 2 3 L44 TC3 L47 CN1 C178 C231 C221 C183 C203 C204 C2 C46 C10 D1 C15 C16 C69 C74 L22 C60 C59 C207 CN2 ANT C208 C192 C198 L49 L7 L52 L54 D22 D23 R8 R84 R69 R40 R45 R25 R29 R30 R31 R34 LV R32 CF1 C42 ...

Page 22: ...R378 R464 R459 R466 R349 C333 C375 C354 C343 C359 C416 C412 C408 L305 R342 R372 Q317 Q320 TXD REM VR301 DQT BAL VR303 DTMF DEV PTT D309 C418 C422 L306 D304 R354 R352 LCD D305 IC300 1 25 26 100 50 51 75 76 COM2 COM1 COM0 SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 V1 V2 V3 V4 H1 H2 H3 H4 H5 SB LED ...

Page 23: ... L300 R448 R446 R453 R311 1 3 R301 R462 R455 R324 Q310 R328 Q300 1 4 3 5 Q301 C406 S301 ENC J300 SP MIC C384 C344 Q307 1 3 4 5 C332 C420 R380 R374 C331 Q306 1 3 4 6 Q325 Q323 C413 C411 SPG SPK SPG TXD AFO 3 5ms MIC IM PTT IC309 1 4 5 8 C400 C398 C300 C314 C301 C302 C306 L308 IC301 1 5 6 10 Q312 C403 C385 D307 C377 C361 C423 C424 1 APC TUNE UL CK DT EP TO 3 5C E RX MOD 3 5R AF B E PABC E E PS 5R 5T...

Page 24: ...3 5 C327 L307 L303 C329 R376 R365 R358 R309 R367 R371 R364 R363 R362 R417 D306 R438 R386 Q314 Q304 L304 Q313 D S G R307 R389 R350 S300 POWER VOL R442 R330 R302 R305 R303 R325 CN302 X301 R353 R470 R344 R308 R451 R432 R434 R436 R414 R424 R401 R402 R444 R450 X300 R360 R361 R356 R373 R366 R357 R452 R447 R359 R440 R368 C350 C389 C319 C322 C321 C390 C320 R437 L301 L300 R448 R446 R453 R311 1 3 R301 R462 ...

Page 25: ...Note Component marked with a dot are parts of pattern1 A B C D E F G I H J K L M O N P Q S R 1 2 3 4 5 6 7 SCHEMATIC DIAGRAM 原理图 TK 3118 ...

Page 26: ... 3SK320 1ST MIXER CF1 CP 450kHz IF IC IC2 TA31136FN IF AMP Q6 KTC4082 5R 3 5R SM L22 DET COIL MUTE SW WIDE NARROW SW IC306 FLAT AMP IC307 LPF LPF NJM2904V TI TIBI BASE BAND SECTION LPF HPF HPF NJM2902V Q316 DTA 144EE Q314 2SC4617 WNRC HPF Q313 22SK1824 MUTE VOLUME AUDIO AMP IC309 KIA6278F DET D301 MA742 VOX Q324 2SK1588 SW SW POWER SW B SW Q320 DTC 144EE Q323 DTC 144EE Q321 KTA1298 MUTE SW SP SB B...

Page 27: ... 3SK320 1ST MIXER CF1 CP 450kHz IF IC IC2 TA31136FN IF AMP Q6 KTC4082 5R 3 5R SM L22 DET COIL MUTE SW WIDE NARROW SW IC306 FLAT AMP IC307 LPF LPF NJM2904V TI TIBI BASE BAND SECTION LPF HPF HPF NJM2902V Q316 DTA 144EE Q314 2SC4617 WNRC HPF Q313 22SK1824 MUTE VOLUME AUDIO AMP IC309 KIA6278F DET D301 MA742 VOX Q324 2SK1588 SW SW POWER SW B SW Q320 DTC 144EE Q323 DTC 144EE Q321 KTA1298 MUTE SW SP SB B...

Page 28: ...x 116H x 24 3D mm 259g With PB 41 7 2V 1100mAh battery 56W x 129 2H x 24 3D mm 301g Receiver Measurements made per EIA standard EIA RS316B Sensitivity EIA 12dB SINAD 0 25µV Wide 0 28µV Narrow Selectivity 60dB Wide 50dB Narrow Intermodulation 60dB Wide 55dB Narrow Spurious responce 60dB Audio Power Output 500mW Frequency Stability 2 5ppm Channel Frequency Spread 20MHz Transmitter Measurements made ...

Page 29: ...90801 5745 U S A KENWOOD ELECTRONICS CANADA INC 6070 Kestrel Road Mississauga Ontario Canada L5T 1S8 KENWOOD ELECTRONICS DEUTSCHLAND GMBH Rembrücker Str 15 63150 Heusenstamm Germany KENWOOD ELECTRONICS BELGIUM N V Leuvensesteenweg 248 J 1800 Vilvoorde Belgium KENWOOD ELECTRONICS FRANCE S A 13 Boulevard Ney 75018 Paris France KENWOOD ELECTRONICS U K LIMITED KENWOOD House Dwight Road Watford Herts W...

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Kenwood TK-3118, Service Manual

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