Kenwood TK-7180 Foil side view (J72-0930-19 B/3)

57

JKLMNOPQRS

1

2

3

4

5

6

7

8

9

10

11

12

13

14

R401R402

R405 R406

R407

R601

R602

R410

R411

R412

C33

R607

R608

R414

R418

R419

R803

R610

R805

R611

C40

R808

R614

R420

R421

R422

R423

R424

R425

R426

R427

R428

R429

R813

R814

R815

R816

R430

R431

R432

R434

R435

R437

R820

R439

C403

C404

R440

R441

C406

R442

C407

CN427

R443

C408

R444

C409

R447

R448

R449

CN815

C410

X401

C411

C412

C413

X403

R450

X404

R451

R452

R453

R454

R455

R456

R457

C804

R458

C805

R459

C806

C807

C808

C809

C423

R461

R657

C810

R658

C811

C429

R466

C812

R467

R468

C815

R469

C816

C817

C433

C434

R470

R471

R472

R473

R667

R474

C820

C438

1

45

8

1

45

8

R475

C821

R669

R476

C822

C440

7

0

C442

C443

R481

R482

C447

C448

C451

C452

C453

R490

C455

R492

C457

R493

R494

C459

R495

R497

C460

1

45

8

C461

D402

C462

D403

C463

D404

C464

C465

D407

C468

C469

C470

C475

C476

D417

C478

D804

D805

8

0

IC401

1

45

8

C481

IC402

1

56

10

C482

IC403

1

89

16

D423

IC404

C484

IC405

1

1617

32

C485

IC406

C487

IC408

C488

IC409

1

1

34

5

45

8

C489

C490

IC411

C491

IC412

C492

IC413

1

89

16

C493

IC415

19

10

16

17

25

26

32

C495

C496

C497

C499

IC803

O

G

I

IC804

O

I

G

IC805

O

G

I

CP401

CP402

CP403

CP404

CP405

CP406

CP407

CP408

CP409

CP410

CP411

CP412

CP413

CP414 CP415

CP416 CP417

R500

R501

R502

R504

R505 R506

R507

R509

R511

R512

R513

R514

R515

R517

R519

+

R520

2

1

R522

R523

R524

R525

R526

R527

R528

R529

R530

R531

R532

R533

R534

R535

R536

R539

C502

C503

C504

R540

R541

C507

R548

C514

R550

C515

C516

C517

C518

R554

R555

R556

5

7

8

R559

C520

C524

R560

5

25

C526

R563

C528

C529

R565 R566

R567

R568

C531

C532

C533

R570

C535

R571

C536

C537

R576

R578

C541

1

30

C545

R582

C547

R583

C548

R584

C549

R585

R587

R588

C550

C551

C552

C553

C554

C555

C556

C557

C558

C559

Q402

R598

Q405

R599

Q406

34

C567

C568

Q412

D

G

S

D

G

S

Q414

L401

1

5

L402

L403

L404

Q801

B

C

E

L405

Q802

L406

L407

L408

Q805

L409

Q807

Q809

Q810

C581

C582

C583

C584

C591

C594

1

3

+

+

+

G

S

D

+

RXDTXDRST2PSW

PSENS

1

38

3964

65

102

103 128

0

930-19 B/3

NC

SB

SB

SB

SB

SB

SB

AFO

DI

5C

GND

DEO

MI2

ME

GND

RXD1

AUXO2

TXD1

AUXO1

AUXIO9

AUXIO5

AUXIO8

AUXIO4

TXD2

AUXIO3

RXD2

AUXIO2

AUXIO1

AUXIO7

AUXIO6

TX-RX UNIT (X57-6980-10) (B/3)

Foil side view (J72-0930-19 B/3)

PC BOARD TK-7180

Component side

Foil side

Layer 1

Layer 2

Layer 3

Layer 4

Ref. No.

Address

IC171 11D

IC251 12H

IC401 10P

IC402 10Q

IC403 9M

IC404 11N

IC405 11M

IC406 8M

IC408 7M

IC409 8J

IC411 8L

IC412 11J

IC413 12K

IC415 9K

IC803 4P

IC804 2L

IC805 6O

Q1 7G

Q2 7H

Q103 7E

Q172 9B

Q173 9D

Q174 9D

Q178 10C

Q251 12G

Q306 10G

Q307 9H

Q308 9G

Q309 9I

Q310 9I

Q311 9H

Q312 11H

Q313 9G

Q402 11P

Q405 11K

Q406 11J

Q409 9J

Q412 11J

Ref. No.

Address

Q414 12J

Q415 12J

Q801 6N

Q802 3N

Q805 2M

Q807 3M

Q809 2N

Q810 4N

D2 6C

D3 6D

D4 5D

D6 6B

D7 4B

D8 3B

D11 7C

D171 9D

D172 10D

D251 12H

D306 11H

D307 11F

D308 11H

D309 11F

D310 11H

D311 11H

D312 11G

D313 11F

D314 10I

D315 9F

D316 8F

D402 9P

D403 10P

D404 9P

D407 12J

D417 9P

D423 9P

D804 3N

D805 6N

Contents

Main VHF FM TRANSCEIVER TK-7180 SERVICE MANUAL CONTENTS GENERAL INTRODUCTION SCOPE OF THIS MANUAL ORDERING REPLACEMENT PARTS PERSONAL SAFETY GENERAL / SYSTEM SET-UP Speaker jack cap SYSTEM SET-UP D-sub cap Power input connector 1. Modes 2. How to Enter Each Mode Fig. 1 3. Panel Test Mode Setting method refer to ADJUSTMENT. 6. Firmware Programming Mode 6-1. Preface 6-2. Connection procedure Note : 6-3. Programming 8. Firmware Version Information 9. Clock Adjustment Mode Fig. 2 9-1. Flow chart of operation TK-7180 2. Radio Interface Cable (KCT-40 : Option) w 2-1. Connecting the KCT-40 cable to the transceiver q e TK-7180 3. Horn Alert/P.A. Relay Unit (KAP-2 : Option) Install the KRK-10 rear panel onto the front panel Fig. 4-2 4. Control Head Remote Kit (KRK-10 : Option) e w q 4-1. Installing the KRK-10 kit to the transceiver 5. Voice Guide & Storage Unit (VGS-1 : Option) 5-1. Installing the VGS-1 unit in the transceiver q w Connect the KRK-10 main panel to the rear panel with the cable 8. GPS Receiver Connection 8-1. Installing the GPS receiver Fig. 8-1 Fig. 7-1 7. ANI Board Connection 8-2. Installing the GPS receiver together with the VGS-1 Fig. 8-5 q Fig. 8-3 1. Precautions on Disassembly r e 2. Precautions on Reassembly r e 1. Outline 2. Receiver Circuit Fig. 1 Receiver circuit 2-1. Front-end Circuit 2-2. First Mixer 3. Transmitter Circuit Fig. 3 Drive and Final power amplifier and automatic power control circuit 3-1. Microphone Circuit 3-2. Modulation Level Adjustment Circuit 3-3. Driver and Final Power Amplifier Circuit TK-7180 4. Frequency Synthesizer Unit Fig. 5 Control circuit block diagram Fig. 4 PLL block diagram 4-1. Frequency Synthesizer 6. Power Supply Circuit 7. Display Circuit Fig. 7 Display circuit Fig. 6 Power supply circuit SEMICONDUCTOR DATA Microprocesser : 30625MGP-169GP (TX-RX unit IC404) Shift Register : BU4094BCFV (TX-RX unit IC403) SEMICONDUCTOR DATA Microprocesser : 30302M8-8Z7GP (Display unit IC902) COMPONENTS DESCRIPTION Display unit (X54-3480-10) TX-RX unit (X57-6980-10) COMPONENTS DESCRIPTION TK-7180 DISPLAY UNIT (X54-3480-10) TX-RX UNIT (X57-6980-10) Page Page Page Page Page Page Page EXPLODED VIEW PACKING Parts with the exploded numbers larger than 700 are not supplied. Controls Panel Test Mode LCD display in panel test mode This transceiver has a test mode. Test mode operation features Panel Tuning Mode Preparations for tuning the transceiver Transceiver tuning (To place transceiver in tuning mode) LCD display in panel tuning mode nBAL 256 Flow chart Note : The Wide 4k can not use, please skip it. High High 3 reference level adjustments Test Equipment Required for Alignment MIC connector (Front panel view) KENWOOD part : W05-1127-00 Test cable for microphone input (E30-3360-08) Tuning cable (E30-3383-05) Common Section Transmitter Section (K market model skips adjustment of Wide 4k) Page Page Page Receiver Section (K market model skips adjustment of Wide 4k) Page Adjustment Points Display unit (X54-3480-10) TX-RX unit (X57-6980-10) (A/3) TX-RX unit (X57-6980-10) (B/3) Page Solder Land TK-7180 DISPLAY UNIT (X54-3480-10) Component side view (J72-0932-09) DISPLAY UNIT (X54-3480-10) Foil side view (J72-0932-09) DISPLAY UNIT (X54-3480-10) Component side view (J72-0932-09) DISPLAY UNIT (X54-3480-10) Foil side view (J72-0932-09) TK-7180 TK-7180 TX-RX UNIT (X57-6980-10) (A/3) Component side view (J72-0930-19 A/3) TX-RX UNIT (X57-6980-10) (C/3) Component side view (J72-0930-19 C/3) TX-RX UNIT (X57-6980-10) (C/3) Foil side view (J72-0930-19 C/3) TX-RX UNIT (X57-6980-10) (A/3) Foil side view (J72-0930-19 A/3) J72-0930-19 B/3 TK-7180 Component side view (J72-0930-19 B/3) JKLMNOPQRSIHGFEDCBA J72-0930-19 B/3 TK-7180 Component side view (J72-0930-19 B/3) TX-RX UNIT (X57-6980-10) (B/3) Component side view (J72-0930-19 B/3) Component side Foil side Layer 1 Layer 2 Layer 3 Layer 4 TK-7180 Foil side view (J72-0930-19 B/3) JKLMNOPQRS Foil side view (J72-0930-19 B/3) Ref. No. 930-19 B/3 0 Component side Foil side TK-7180 Foil side view (J72-0930-19 B/3) TX-RX UNIT (X57-6980-10) (B/3) Foil side view (J72-0930-19 B/3) Component side Foil side Layer 1 Layer 2 Layer 3 Layer 4 ABCDE X54-348 1/2 59 JIHGF Note : The components marked with a dot () are parts of layer 1. TO TX-RX UNIT (B/3) CN429 X54-348 2/2 TO TX-RX UNIT (B/3) CN429 ABCDE X57-698 1/9 TX-RX UNIT (X57-6980-10) (B/3) TO DISPLAY UNIT CN902 JIHGF X57-698 2/9 KLMNO X57-698 3/9 TSRQP X57-698 4/9 UVWXY X57-698 5/9 TX-RX UNIT (X57-6980-10)(C/3) ADACABAAZ TX-RX UNIT (X57-6980-10) (B/3) X57-698 6/9 AE AF AG AH AI X57-698 7/9 SCHEMATIC DIAGRAM TK-7180 ANAMALAKAJ X57-698 8/9 68 1 Note : The components marked with a dot () are parts of layer 1. 2 3 TX-RX UNIT (X57-6980-10)(A/3) TX-RX UNIT (X57-6980-10) (B/3) TO DISPLAY UNIT CN902 TX-RX UNIT (X57-6980-10)(C/3) INTERCONNECTION DIAGRAM 69 CN701 IC1 IC417 TK- 7 1 80 BLOCK DIAGRAM TK-7180 LEVEL DIAGRAM Receiver Section Transmitter Section LEVEL DIAGRAM 74 External View KRK-10 Parts List INTERFACE UNIT (X46-3310-20) Components Description TK-7180 Exploded View and Packing PC Board J72-0934-09 B/2 J72-0934-09 A/2 Component side Foil side Layer 1 Layer 2 Component side Foil side Schematic Diagram INTERFACE UNIT (X46-3310-20) (B/2) Display Side INTERFACE UNIT (X46-3310-20) (A/2) Radio Side Terminal Function OPTIONAL ACCESSORIES SPECIFICATIONS KENWOOD CORPORATION GENERAL RECEIVER (Measurements made per EIA/TIA-603) TRANSMITTER (Measurements made per EIA/TIA-603)