Kenwood TK-980 User manual

SERVICE MANUAL
© 2012-5 PRINTED IN JAPAN
B53-7028-00 (Y)PDF
TK-980/981
800MHz/900MHz FM TRANSCEIVER
GENERAL..................................................................2
DISASSEMBLY FOR REPAIR...................................3
PARTS LIST...............................................................4
EXPLODEDVIEW....................................................12
PC BOARD
PLL/VCO UNIT (X58-4530-XX) ..........................13
TX-RX UNIT (X57-6520-XX) (A/2) ...................... 14
TX-RX UNIT (X57-6520-XX) (B/2) ...................... 18
SCHEMATIC DIAGRAM ..........................................20
CONTENTS
This product complies with the RoHS directive for the European market. This product uses Lead Free solder.
SUPPLEMENT IV
Microphone
(T91-0624-65):TK-980(M)
Cabinet (Upper)
(A01-2165-33)
Panel assy
(A62-0642-13):TK-980(M)
Key top
(K29-5284-22)
(T91-0621-35):TK-980/981(K)
(A62-0991-13):TK-980/981(K)
This service manual has been revised due to the modification of the LCD ASSY and issues it as a supplemental manual.
This service manual applies to products with B2600001 (TK-980), B2700001 (TK-981) or subsequent serial numbers.
Refer to the TK-980/981 series service manual for any information which has not been covered in this manual.
Photo isTK-980/981 K type.

TK-980/981
2
GENERAL
SERVICE MANUAL LIST
Title Part number Remarks Destination TX-RX unit number PCB number
B51-8478-00 First edition K X57-5710-10
B51-8478-10 Revised edition K X57-5710-XX
B51-8588-00 Supplement edition
S/No.30600001䌾K X57-6520-XX
B51-8717-00
Supplement 㸈edition
TK-980: S/No.51000001䌾
TK-981: S/No.60600001䌾
(PDF ONLY)
K,M/K
B51-8968-00
Supplement 㸉edition
TK-980(K): S/No.00400985䌾
TK-980(M): S/No.00500201䌾
TK-981: S/No.B1300164䌾
(PDF ONLY)
K,M/K
B53-7028-00 Supplement 㸊edition
This service manual
(PDF ONLY) K,M/K
1 Note:The circuit pattern of J72-0816-19and J72-0816-29is the same.
TK-980
TK-980/981
TK-980/981
TK-980/981
TK-980/981
TK-980/981
J72-0607-02
J72-0607-22
J72-0816-09
X57-6520-XX
X57-6520-XX
X57-6520-XX
J72-0816-19/291
J79-0294-09
J79-0294-09
Document Copyrights
Copyright 2012 by JVC KENWOOD Corporation. All
rights reserved.
No part of this manual may be reproduced, translated,
distributed, or transmitted in any form or by any means,
electronic, mechanical, photocopying, recording, or other-
wise, for any purpose without the prior written permission of
JVC KENWOOD Corporation.
Disclaimer
While every precaution has been taken in the preparation
of this manual, JVC KENWOOD Corporation assumes no
responsibility for errors or omissions. Neither is any liability
assumed for damages resulting from the use of the informa-
tion contained herein. JVC KENWOOD Corporation reserves
the right to make changes to any products herein at any time
for improvement purposes.

TK-980/981
3
DISASSEMBLY FOR REPAIR
Compatibility information
TX-RX UNIT: X57-6520-10/ -11
(TK-980: S/No.B25xxxxx and earlier,
TK-981: S/No.B26xxxxx and earlier)
TX-RX UNIT: X57-6520-12/ -13
(TK-980: S/No.B2600001~,
TK-981: S/No.B2700001~)
B38-0896-15 B38-0949-05
30622MEP589GU 30622MEP599GU
Ver. 2.xx Ver. 3.xx
0AF3 (When the firmware version is Ver. 2.09.) 47C6 (When the firmware version is Ver. 3.09.)
D179(When the firmware version is Ver. 2.28.) DED7 (When the firmware version is Ver. 3.28.)
B38-0896-15 B38-0949-05
TX-RX: X57-6520-10/ -11 (The character does not appear.)
TX-RX: X57-6520-12/ -13 (The character does not appear.)
The LCD ASSY (B38-0896-15) has been discontinued by the supplier. A new LCD ASSY (B38-0949-05) has been applied to
the X57-6520-XX production.
TK-980 K, M /TK-981 K
TX-RX UNIT(X57-6520-XX)
OLD NEW
LCD ASSY
Microprocessor
Firmware
Version
Cheksum(K type)
Cheksum(M type)
LCD ASSY
OLD NEW
OLD
NEW
Unit
Compatibility Chart
Available
Available
NOT Available
NOT Available

4
New Parts. indicates safety critical components.
Parts without Parts No. are not supplied.
Les articles non mentionnes dans le Parts No. ne sont pas fournis.
Teile ohne Parts No.werden nicht geliefert.
L: Scandinavia K: USA P: Canada
Y: PX (Far East, Hawaii) T: England E: Europe
C: China X: Australia M: Other Areas
Ref. No.
Address
Parts No. Description Desti-
nation
New
parts
Ref. No. Address Parts No. Description Desti-
nation
New
parts
PARTS LIST
TK-980/981
D511 B30-2151-05 LED(RED/GREEN)
D512-517 B30-2171-05 LED
C1 -15 CC73GCH1H101J CHIP C 100PF J
C16 CS77BA1A100M CHIP TNTL 10UF 10WV
C18 CS77BA0J4R7M CHIP TNTL 4.7UF 6.3WV
C19 CC73GCH1H100D CHIP C 10PF D
C20 -22 CC73GCH1H101J CHIP C 100PF J
C23 CS77BA0J4R7M CHIP TNTL 4.7UF 6.3WV
C24 CC73GCH1H101J CHIP C 100PF J
C25 CS77BA0J4R7M CHIP TNTL 4.7UF 6.3WV
C27 CK73GB1H102K CHIP C 1000PF K
C28 CC73GCH1H220J CHIP C 22PF J
C29 CS77BA1A100M CHIP TNTL 10UF 10WV
C30 CK73GB1H102K CHIP C 1000PF K
C31 CS77BA1A100M CHIP TNTL 10UF 10WV
C32 CC73GCH1H100D CHIP C 10PF D
C33 CK73GB1E103K CHIP C 0.010UF K
C34

CS77AC1C220M CHIP TNTL 22UF 16WV
C35 CC73GCH1H101J CHIP C 100PF J
C36 CS77BA1A100M CHIP TNTL 10UF 10WV
C37 C92-0930-05 ELECTRO 100UF 16WV
C38 CS77BA0J4R7M CHIP TNTL 4.7UF 6.3WV
C39 CK73GB1E103K CHIP C 0.010UF K
C40 CC73GCH1H101J CHIP C 100PF J
C41 ,42 CS77BA1A100M CHIP TNTL 10UF 10WV
C43 ,44 CC73GCH1H101J CHIP C 100PF J
C45 CS77BA0J4R7M CHIP TNTL 4.7UF 6.3WV
C46 CS77MA1D010M CHIP TNTL 1.0UF 20WV
C47 CC73GCH1H101J CHIP C 100PF J
C48 CK73FF1C105Z CHIP C 1.0UF Z
C49 CC73GCH1H101J CHIP C 100PF J
C51 CC73GCH1H101J CHIP C 100PF J
C52 CC73GCH1H100D CHIP C 10PF D
C54 CK73GB1C104K CHIP C 0.10UF K
C55 CC73GCH1H030C CHIP C 3.0PF C
C56 CC73GCH1H101J CHIP C 100PF J
C57 CK73GB1E103K CHIP C 0.010UF K
C58 CC73GCH1H101J CHIP C 100PF J
C59 CC73GCH1H030C CHIP C 3.0PF C
C60 CC73GCH1H101J CHIP C 100PF J
C61 CK73GB1E103K CHIP C 0.010UF K
C62 CC73GCH1H030C CHIP C 3.0PF C
C63 CK73FF1C105Z CHIP C 1.0UF Z
C64 CC73GCH1H101J CHIP C 100PF J
C65 CK73GB1C104K CHIP C 0.10UF K
C66 CK73GB1E103K CHIP C 0.010UF K
C67 CC73GCH1H101J CHIP C 100PF J
C68 CK73GB1C104K CHIP C 0.10UF K
C70 CE32BD1E470M CHIP EL 47UF 25WV
C71 CK73GB1C104K CHIP C 0.10UF K
C72 ,73 CK73GB1H102K CHIP C 1000PF K
C74 CE32BD1E470M CHIP EL 47UF 25WV
1 1A A01-2165-33 METALLIC CABINET(UPPER)
2 2A A01-2166-33 METALLIC CABINET(LOWER)
3 2A A62-0642-13 PANEL ASSY M
3 2A

A62-0991-13 PANEL ASSY K2,K3
5 1D B09-0235-05 CAP ACCESSORY
6 2B

B38-0949-05 LCD ASSY
7 2D

B62-1322-30 INSTRUCTION MANUAL M
7 2D

B62-1549-10 INSTRUCTION MANUAL K2,K3
7 2D

B62-1882-10 INSTRUCTION MANUAL K2,K3
8 1C

B72-1487-24 MODEL NAME-PLATE M
8 1C

B72-1488-34 MODEL NAME-PLATE K3
8 1C B72-2047-04 MODEL NAME-PLATE K2
10 2B E23-1136-04 GROUND TERMINAL K2,M
11 1C 
E30-3031-35 ANTENNA CABLE
12 1D E30-3339-15 DC CORD ACCESSORY
13 1C E30-3340-05 DC CORD
15 1B E37-0790-25 LEAD WIRE WITH CONNECTOR(SP)
14 2B E37-1441-05 FLAT CABLE(CONT-TXRX)
- F10-2280-12 SHIELDING COVER
- F10-2354-03 SHIELDING PLATE K3
- F10-2355-04 SHIELDING COVER K3
17 2B F20-1192-04 INSULATING SHEET
18 1D F51-0078-05 FUSE(6X30)(10A)
20 1B,1C G02-0791-14 FLAT SPRING(AF,APC,AVR)
21 1B,1C G10-1221-04 FIBROUS SHEET(SIDE)
22 1B G10-1222-14 FIBROUS SHEET(UP,DOWN)
23 1A,2B G10-1223-14 FIBROUS SHEET(SHIELD CASE)
24 1C G13-1468-04 CUSHION(DC CODE)
25 1B G13-1873-04 CUSHION(SP)
- G13-2102-04 CONDUCTIVE CUSHION K3
26 2C G53-0796-04 PACKING(PHONE JACK)
32 3E H52-1431-02 ITEM CARTON CASE K2
32 3E

H52-1431-12 ITEM CARTON CASE M
32 3E H52-1432-02 ITEM CARTON CASE K3
28 3D H10-6618-12 POLYSTYRENE FOAMED FIXTURE(F)
29 2E H10-6619-12 POLYSTYRENE FOAMED FIXTURE(R)
30 1D H12-1391-03 INNER CARTON CASE
31 1E H25-0720-04 PROTECTION BAG (200X350)
34 2D J19-1584-15 HOLDER ACCESSORY
35 1D J29-0728-03 BRACKET ACCESSORY
37 2B K29-5284-22 KEY TOP
A 1A,2A N33-2606-43 OVAL HEAD MACHINE SCREW
B 2C N67-3008-48 PAN HEAD SEMS SCREW
C 1A,2B N87-2606-48 BRAZIER HEAD TAPTITE SCREW
D 2B N87-2612-48 BRAZIER HEAD TAPTITE SCREW
39 2D N99-2048-05 SCREW SET ACCESSORY
41 1B

T07-0788-05 SPEAKER
42 1D T91-0621-35 MICROPHONE ACCESSORY K2,K3
42 1D T91-0624-65 MICROPHONE ACCESSORY M
TK-980 / 981 TX-RX UNIT (X57-6520-XX) -12 :TK-980 -13 :TK-981
TK-980 / 981
TX-RX UNIT (X57-6520-XX)
K2:TK-980(K) M:TK-980(M) K3:TK-981(K)

TK-980/981
5
PARTS LIST
Ref. No. Address Parts No. Description Desti-
nation
New
parts
Ref. No. Address Parts No. Description Desti-
nation
New
parts
TX-RX UNIT (X57-6520-XX)
C162 C92-0949-05 CHIP TNTL 4.7UF 16WV
C164 CK73GB1H471K CHIP C 470PF K
C166 CK73GB1C104K CHIP C 0.10UF K
C167 CC73GCH1H100D CHIP C 10PF D
C168 CC73GCH1H080D CHIP C 8.0PF D
C169 CK73GB1H102K CHIP C 1000PF K
C170 CC73GCH1H050C CHIP C 5.0PF C K3
C170 CC73GCH1H070B CHIP C 7.0PF B K2,M
C171 CC73GCH1H101J CHIP C 100PF J
C172 CK73GB1C104K CHIP C 0.10UF K
C173 CK73GB1E103K CHIP C 0.010UF K
C174 C92-0949-05 CHIP TNTL 4.7UF 16WV
C175 CC73GCH1H101J CHIP C 100PF J K2,M
C175,176 CC73GCH1H101J CHIP C 100PF J K3
C176 CC73GCH1H470J CHIP C 47PF J K2,M
C177 CS77BA1E010M CHIP TNTL 1.0UF 25WV
C178 CC73GCH1H470J CHIP C 47PF J K2,M
C179 CC73GCH1H101J CHIP C 100PF J K3
C184 CS77BA1A100M CHIP TNTL 10UF 10WV K3
C195-198 CK73GB1H102K CHIP C 1000PF K
C207 CC73GCH1H101J CHIP C 100PF J
C209 CC73GCH1H101J CHIP C 100PF J
C210 CC73GCH1H030C CHIP C 3.0PF C K3
C210 CC73GCH1H040C CHIP C 4.0PF C K2,M
C211 CC73GCH1H101J CHIP C 100PF J
C212 CC73GCH1H050C CHIP C 5.0PF C
C213 CC73GCH1H010B CHIP C 1.0PF B
C214,215 CC73GCH1H101J CHIP C 100PF J
C216 CC73GCH1H010B CHIP C 1.0PF B K3
C216 CC73GCH1H1R5B CHIP C 1.5PF B K2,M
C217 CK73GB1H102K CHIP C 1000PF K
C218 CC73GCH1H101J CHIP C 100PF J
C219 CC73GCH1H110J CHIP C 11PF J K2,M
C219 CC73GCH1H120J CHIP C 12PF J K3
C220 CC73GCH1H101J CHIP C 100PF J
C221 CK73GB1H102K CHIP C 1000PF K
C222 CC73GCH1H101J CHIP C 100PF J
C224 CK73GB1H102K CHIP C 1000PF K
C227 CK73GB1H103K CHIP C 0.010UF K
C228 CK73GB1H102K CHIP C 1000PF K
C229 CK73GB1H103K CHIP C 0.010UF K
C234 CC73GCH1H101J CHIP C 100PF J K3
C234 CC73GCH1H150J CHIP C 15PF J K2,M
C235 CC73GCH1H020B CHIP C 2.0PF B
C236 CC73GCH1H101J CHIP C 100PF J
C240 CK73GB1E103K CHIP C 0.010UF K
C245 CC73GCH1H101J CHIP C 100PF J
C246 CS77MA1V0R1M CHIP TNTL 0.1UF 35WV
C247 CC73GCH1H101J CHIP C 100PF J
C249 CC73GCH1H100D CHIP C 10PF D
C252 CK73GB1H102K CHIP C 1000PF K
C253 CC73FCH1H060D CHIP C 6.0PF D K2,M
C253 CC73FCH1H080D CHIP C 8.0PF D K3
C255 CC73FCH1H040C CHIP C 4.0PF C K3
C255 CC73FCH1H100D CHIP C 10PF D K2,M
C256 CK73GB1H102K CHIP C 1000PF K
C258 CK73GB1C104K CHIP C 0.10UF K
C262 CE32BD1E470M CHIP EL 47UF 25WV
C263 CK73GB1H102K CHIP C 1000PF K
C264 CK73GB1C104K CHIP C 0.10UF K
C75 C92-0881-05 ELECTRO 47UF 10WV
C76 CK73GB1H102K CHIP C 1000PF K
C77 CE32BD1E470M CHIP EL 47UF 25WV
C78 CK73GB1E103K CHIP C 0.010UF K
C79 CE32BD1C471M CHIP EL 470UF 16WV
C80 CK73GB1C104K CHIP C 0.10UF K
C83 CK73FB1H473K CHIP C 0.047UF K
C84 CC73GCH1H120J CHIP C 12PF J K2,M
C84 CC73GCH1H220J CHIP C 22PF J K3
C85 CK73GB1H102K CHIP C 1000PF K
C87 CC73GCH1H101J CHIP C 100PF J
C88 CK73GB1E103K CHIP C 0.010UF K
C89 CK73GB1H471K CHIP C 470PF K
C90 CK73GB1H102K CHIP C 1000PF K
C91 ,92 CK73GB1E103K CHIP C 0.010UF K
C94 CK73GB1H471K CHIP C 470PF K
C96 CC73GCH1H180J CHIP C 18PF J
C97 CK73GB1H102K CHIP C 1000PF K
C98 CC73GCH1H150J CHIP C 15PF J
C99 CK73GB1H102K CHIP C 1000PF K
C100 CS77BA1A100M CHIP TNTL 10UF 10WV K2,M
C102 CC73GCH1H270J CHIP C 27PF J
C103 CK73GB1C104K CHIP C 0.10UF K
C104 CK73GB1E103K CHIP C 0.010UF K
C105 CS77MA1D010M CHIP TNTL 1.0UF 20WV
C106 CK73GB1H102K CHIP C 1000PF K
C107 CS77BA1A100M CHIP TNTL 10UF 10WV
C108 CK73GB1C104K CHIP C 0.10UF K
C109,110 CK73GB1H102K CHIP C 1000PF K
C111 CC73GCH1H101J CHIP C 100PF J
C112 CK73GB1H102K CHIP C 1000PF K
C113 CK73GB1E103K CHIP C 0.010UF K
C114

CS77MA1C3R3M CHIP TNTL 3.3UF 16WV
C115 CK73GB1H102K CHIP C 1000PF K
C116 CS77BA0J4R7M CHIP TNTL 4.7UF 6.3WV
C117 CK73GB1E103K CHIP C 0.010UF K
C118 CK73GB1C104K CHIP C 0.10UF K
C121

CS77MA1C3R3M CHIP TNTL 3.3UF 16WV
C123 CK73GB1C104K CHIP C 0.10UF K
C124,125 CK73GB1H102K CHIP C 1000PF K
C126 CK73GB1C104K CHIP C 0.10UF K
C127 CK73GB1E103K CHIP C 0.010UF K
C128,129 CC73GCH1H470J CHIP C 47PF J
C131 CC73GCH1H101J CHIP C 100PF J
C132 CK73GB1C104K CHIP C 0.10UF K
C134 CK73FB1C224K CHIP C 0.22UF K
C136 CK73FB1C224K CHIP C 0.22UF K
C137 CK73GB1H471K CHIP C 470PF K
C142,143 CK73GB1H471K CHIP C 470PF K
C144 CK73GB1H102K CHIP C 1000PF K
C150 CC73GCH1H220J CHIP C 22PF J
C151 CK73GB1H102K CHIP C 1000PF K
C152 C92-0777-05 ELECTRO 1000UF 25WV
C153 CC73GCH1H100D CHIP C 10PF D
C155 CK73GB1H102K CHIP C 1000PF K
C156 CK73GB1E103K CHIP C 0.010UF K
C157 CK73GB1C104K CHIP C 0.10UF K
C158,159 CC73GCH1H040C CHIP C 4.0PF C
C160 CK73GB1C104K CHIP C 0.10UF K
C161 CC73GCH1H101J CHIP C 100PF J
K2:TK-980(K) M:TK-980(M) K3:TK-981(K)