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Tx-rx unit (x57-6990-10) (a/3), Component side view, Tx-rx unit (x57-6990-10) (c/3) – Kenwood TK-8180 User Manual

Page 53: Tk-8180, Pc board

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52

J

I

H

G

F

E

D

C

B

A

1

2

3

4

5

6

7

8

9

10

11

12

13

14

R706

R707

R708

R709

R710

R717

R718

R719

CN701

C705

C706

C707

C708

C709

C710

C711

C712

C713

C714

C715

C716

C717

C718

C719

C720

C721

C722

C723

D709

D710

1

30

D714

25

13

CP

5C

Fin

GND

CPGND

REF

PLE

PCK

DGND

UL

DT

GND

J72-0931-19 A/3

J72-0931-19 C/3

14

1

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

1

5

6

10

11

15

16

20

L304

L305

R301

R319

R320

R321

R323

R325

R327

R330

R332

C309

C322

C335

R373

IC301

C396

C397

Component side

Foil side

Layer 1

Layer 2

Layer 3

Layer 4

Component side

Foil side

Layer 1

Layer 2

Layer 3

Layer 4

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)

Ref. No. Address

D709

6G

D710

6G

D714

6F

Ref. No. Address

IC301

12E

TK-8180

PC BOARD