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Kenwood TK-8180 68, Note : The components marked with a dot () are parts of layer 1.

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68

TK-8180 SCHEMATIC DIAGRAM

7

6

5

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1

AO AP AQ AR AS

X57-699 9/9

Note : The components marked with a dot (•) are parts of layer 1.

D

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L409

CN322 CN323 CN326 CN329CN100 CN102CN101

CN2 CN3CN1CN203CN202 CN13 CN815

C702

100p

R709

470

D709

02DZ18(X,Y)

D707

DA204U

C703

100p

D713

DA204U

R706

470

C720

100p

C715

100p

C707

1000p

C712

100p

D702

1SS355

C719

100p

C713

1000p

2SD2114K(W)

Q702

C711

1000p

R708

470

C721

1000p

R712 47k

C714

100p

R719

470

L701

R716

470

R717

470

D704

DA204U

CN701

1

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18

19

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26

27

28

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30

C716

1000p

R713 47k

R707

470

R714

470

R720

470

D712

DA204U

R710

470

R718

470

R715

470

2SD2114K(W)

Q701

C701

1000p

L702

D714

02DZ18(X,Y)

D705

DA204U

R711 47k

D706

DA204U

C718

100p

C723 100p

C708

1000p

C722 100p

C709

1000p

C705

1000p

D708

DA204U

D711

DA204U

C710

1000p

C706

1000p

C704

100p

D710

02DZ18(X,Y)

D703

1SS355

C717

1000p

J701

1

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27

R295

0

R298

0

VCO

(E23-1081-05)

RX-FRONT

(E23-1081-05)

TX-MODULE

(E23-1081-05)

TX-DRIVE

(E23-1081-05)

AVR

(E23-1081-05)

RX-IF GND

TXD1

RXD2

ME

AUXI/O1

AUXO1

AUXI/O5

AUXI/O9

TXD2

AUXI/O3

DI

AFO

MI2

RXD1

AUXI/O4

AUXI/O6

GND

(DEFAULT)

AUXI/O8

GND

GND

AUXI/O2

DEO

AUXO2

NC

SB

AUXI/O7

VOLTAGE

PROTECTION

VOLTAGE

PROTECTION

INVERTER SW

VOLTAGE

PROTECTION

VOLTAGE

PROTECTION

TX-RX UNIT (X57-6990-10)(A/3)

TTL SPECIFICATION

VOLTAGE

PROTECTION

INVERTER SW

RX-IF

(E23-1081-05)

VOLTAGE

PROTECTION

RXD1

DEO

SB

SB

AFO

DI

AUXIO4

MI2

AUXO1

NC

SB

AUXIO6

TXD1

RXD2

AUXIO8

AUXIO2

GND

AUXIO3

SB

GND

AUXIO7

AUXO2

SB

SB

AUXIO5

AUXIO9

ME

TXD2

5C

AUXIO1

R702

R701

R705

R704

R703

47k

47k

47k

47k

47k

SURGE PROTECT

D704-708,711-713

D701

02DZ18(X,Y)

Contents

Main UHF FM TRANSCEIVER TK-8180 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 2. Radio Interface Cable (KCT-40 : Option) 2-1. Connecting the KCT-40 cable to the transceiver w q e 2-2. Terminal function TK-8180 3. Horn Alert/P.A. Relay Unit (KAP-2 : Option) Install the KRK-10 rear panel onto the front panel q Fig. 4-2 4. Control Head Remote Kit (KRK-10 : Option) 4-1. Installing the KRK-10 kit to the transceiver Remove the front panel from the transceiver y r t Fig. 4-1 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 Page 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-8180 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 (X57-6990-10) COMPONENTS DESCRIPTION TK-8180 DISPLAY UNIT (X54-3480-10) TX-RX UNIT (X57-6990-10) 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 (X57-6990-10) (A/3) TX-RX unit (X57-6990-10) (B/3) Page Solder Land TK-8180 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-8180 TK-8180 TX-RX UNIT (X57-6990-10) (A/3) Component side view (J72-0931-19 A/3) TX-RX UNIT (X57-6990-10) (C/3) Component side view (J72-0931-19 C/3) TX-RX UNIT (X57-6990-10) (C/3) Foil side view (J72-0931-19 C/3) TX-RX UNIT (X57-6990-10) (A/3) Foil side view (J72-0931-19 A/3) J72-0931-19 B/3 TK-8180 Component side view (J72-0931-19 B/3) JKLMNOPQRSIHGFEDCBA J72-0931-19 B/3 TK-8180 Component side view (J72-0931-19 B/3) TX-RX UNIT (X57-6990-10) (B/3) Component side view (J72-0931-19 B/3) Component side Foil side Layer 1 Layer 2 Layer 3 Layer 4 TK-8180 Foil side view (J72-0931-19 B/3) JKLMNOPQRS Foil side view (J72-0931-19 B/3) Ref. No. D404 931-19 B/3 0 TK-8180 Foil side view (J72-0931-19 B/3) TX-RX UNIT (X57-6990-10) (B/3) Foil side view (J72-0931-19 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 X57-699 1/9 TX-RX UNIT (X57-6990-10)(B/3) TO DISPLAY UNIT CN902 JIHGF X57-699 2/9 KLMNO X57-699 3/9 TSRQP X57-699 4/9 UVWXY X57-699 5/9 TX-RX UNIT (X57-6990-10)(C/3) ADACABAAZ TX-RX UNIT (X57-6990-10) (B/3) X57-699 6/9 AE AF AG AH AI X57-699 7/9 ANAMALAKAJ X57-699 8/9 68 1 2 3 4 TX-RX UNIT (X57-6990-10)(C/3) TX-RX UNIT (X57-6990-10)(B/3) TO DISPLAY UNIT CN902 TX-RX UNIT (X57-6990-10)(A/3) INTERCONNECTION DIAGRAM 69 CN701 IC1 IC417 TK-8 180 BLOCK DIAGRAM TK-8180 LEVEL DIAGRAM Receiver Section Transmitter Section LEVEL DIAGRAM 74 External View KRK-10 Parts List INTERFACE UNIT (X46-3310-20) Components Description TK-8180 Exploded View and Packing TK-8180 PC Board J72-0934-09 B/2 J72-0934-09 A/2 Component side Foil side Layer 1 Layer 2 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)