Kenwood TK-7180 TSRQP

63

SCHEMATIC DIAGRAM TK-7180

TSRQP

X57-698 4/9

A

A

R620

220k

2SJ243

Q417

C542

1000p

R606

0

R570

150k

R599

180k

1

2

3

4

5

6

7

8

9

10

TCLK/DTRDO

11

TDATA/DTRCLK

12

DI/O

13

RDF/FD

14

SCLK

15

DIR

16

XOUT

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

C513

1000p

R560

390k

D409

MA742

R611

10k

C538

1000p

R578

0

C488

12p(G)

2SJ243

Q416

C533

0.015u

R563

390k

C476

0.1u

2SK1824

Q412

R584

0

2SJ243

Q413

R601

470k

C531

1000p

R582

1M

D408

MA742

C519

1000p

R607

270k

C524

1000p

R595

270k

R609

22k

C484 4.7u

R585

180k

5C

R598

4.7k

R616

4.7k

R568

120k

C489 0.1u

AUDIH

C534

1000p

C512

1000p

C461

0.01u

R617

100k

RXAO

C495

180p

C541

0.1u

R586

2.2k

AO

2SJ243

Q414

R615

4.7k

R603

0

C506

1u

T/R

R602

1M

R614

0

R619

100k

Q409

DTC363EU

TXAI

R583

0

C520

1000p

R612

100k

AI

C468

0.01u

TXAO

C592

7p

C529

47p

RXEMAO

R531

10k

R613

100k

C528

2200p

R590

0

RXAI

RXEMAI

R589

0

C503

68p

C593

7p

C507

0.1u

AM2

C530

10u

11Y

20Y

31Z

4ZCoM

50Z

6INH

7VEE

8GND 9

10

11

12

13

14

15

16

R604

0

C485

1u

R592

0

C591

0.1u

C518

0.1u

C497

1000p

AFDIR

R588

4.7k

AFRTM

C496

0.1u

C480

1000p

R594

680

R596

0

AFDIO

R524

10k

C493 4.7u

AFDAT

C483

0.01u

R558

390k

C543

10u10

R587

150k

AFSTD

C532

0.012u

DTRLOAD

C544

10u10

C525

0.1u

TCLK/DTRDO

C514

82p

C537

0.1u

5C

R569

100k

C505

1u

C501

22p

R597

1M

C539

10u10

C536

0.1u

R608

180k

R573

6.8k

R600

4.7k

C540

10u10

1

2

3

4

VSS

5

6

7

8VDD

R610

150k

C482 4.7u

R579

22k

R571

120k

C526

0.1u

C535

0.068u

C511

0.068u

D419

1SS388

R665

4.7k

D420

1SS388

R618

220k

C499

820p

R667

33k R666

100k

R559

100k

R669

4.7k

STSW

OPT6

BEEP

MM1

MIC

AF MUTE SW

AM1

AM1

DT

AGND

MIC MUTE SW

AF SW

V_REF

AF

MUTE

SW

AF SW

Q416,417

MM2

MIC MUTE

CONTROL

DT

MIC MUTE

CONTROL

STSW

SCSW

CK

RXC

ME

OPT6

LSDIN

AM1

LIMLV

LSDIN

RXC

CK

AF

AF

C

B

A

0X

1X

XCoM

YCoM

VCC

IC413

TC7MZ4053FK

AF SW IC

XIN

VSS

AMP3P

AMP3N

AMP3O

AMP4P

AMP4N

AMP4O

DTRAIN

RXAF

RXAFIN

EXPOUT

FILTERO

RXINO

RXIN

AGND

AGNDIN

TXIN

TXINO

LIMLV

EXTLIMIN

MOD

VDD

DTRLOADN

STD

IC415

AQUA-L

X403

3.6864MHz

L77-1965-05

MI2

AFO

ME

Q415

HN1L02FU

AF SW

(VOICE)

R566

1M

C517

0.01u

R567

390k

C491

0.1u

C492

0.1u

R576

220k

2SC4116(Y)

Q410

2SA1586(Y,GR)

Q411

MIC AGC

MIC AGC

IC414

TC75W51FU

MIC AMP

D408,409

MIC-AMP

AGC DETECTOR

R581

150

R580

150

Q421

DTA144EE

MIC MUTE SW

+

+

–

–

4.88V

4.83V

2.49V

R:4.98V

T:0V

R:4.92V

T:0V

R:4.90V

T:0V

2.81V

2.49V

4.93V

2.50V

4.98V

4.98V

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

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)