Service manual [PDF] (38 pages)
- Updated: 05.09.2026
Document Preview & Text Transcription
SERVICE MANUAL
COPYRIGHT © 2015 JVC KENWOOD Corporation
No.RA027
2015/6
B5B-7206-00
REMOTE CONTROL HEAD
RA027
2015
6SERVICE MANUAL
B5B-7206-00
KCH-20R
COPYRIGHT © 2015 JVC KENWOOD Corporation
TABLE OF CONTENTS
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14
This product complies with the RoHS directive for the European market.
This product uses Lead Free solder.
1-2 (No.RA027)
Document Copyrights
Copyright 2015 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, mechan-
ical, photocopying, recording, or otherwise, 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 information contained herein.
JVC KENWOOD Corporation reserves the right to make changes to any products herein at any time for improvement purposes.
Bluetooth Copyrights
The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by
JVC KENWOOD Corporation is under licence. Other trademarks and trade names are those of their respective owners.
SECTION 1
PRECAUTION
This service manual does not describe PRECAUTION.
R
(No.RA027)1-3
SECTION 2
SPECIFIC SERVICE INSTRUCTIONS
2.1
INSTALLATION
2.1.1
Installing the Remote control head (KCH-20R)
The KCH-20R control head is used to remotely operate the
NX-5700/5800 series transceiver.
The KCH-20R is connected to the KCT-71 remote control cable.
The KRK-15B is connected to the NX-5700/5800 RF Deck with
the KCT-71.
2.1.2
Connection image
2.1.3
DIP Switch setting
All DIP switches for single remote (KCH-20R and KRK-15B)
must be set as "ON".
2.1.4
Remove the Operation panel from the transceiver
(NX-5700, NX-5800 only)
(1) Lift the two tabs of the panel on the bottom of the transceiv-
er with a flat-head screwdriver and remove the panel from
the chassis. (Fig. 1)
Fig.1
(2) Remove the flat cable from the display unit connector
(CN6) of the panel.
(3) Remove the cable from the display unit connector (CN2) of
the panel.
2.1.5
Install the KRK-15B onto the NX-5700, NX-5800 RF
Deck
(1) Insert the cable into the interface unit (XC3-0090-20) con-
nector (CN2) of the KRK-15B.
(2) Insert the flat cable into the interface unit connector (CN1)
of the KRK-15B. (Fig. 2)
Fig.2
Note:
The blue line of the flat cable and the flap of connector
are as same side.
After inserting, the flat cable should be locked with the
connector (flap) surely.
(3) Fit the KRK-15B with four tabs onto the front of the chassis.
(Fig. 3)
Fig.3
Note:
When installing the KRK-15B onto the front of the chas-
sis, hold down the flat cable with your fingers to prevent
it from being caught.
NX-5700/5800
RF Deck
KCT-71
Remote Control Cable
KRK-15B
Featured Panel
KCH-20R
KCT-72
Connection Cable
KCH-20R
1 2 3 4
ON
KRK-15B
1 2 3 4
ON
KRK-15B
CN1
CN2
RF Deck
1-4 (No.RA027)
2.1.6
Connect the KRK-15B and KCH-20R with the KCT-71
(1) Insert one lead wire with connector of the KCT-71 into the
connector (CN3) of the KRK-15B. (Fig. 4)
Fig.4
(2) Secure the cable bush as shown in the figure 5 and attach
the waterproof packing.
Note:
There is a direction to the installing of the cable bush.
Fig.5
(3) Slide the molding cover so as not to float the waterproof
packing and attach so that it is locked. (Fig. 6)
Fig.6
(4) Insert the other lead wire with connector of the KCT-71 into
the connector (CN5) of the KCH-20R.(Fig. 7)
Fig.7
(5) Attach the waterproof packing and molding cover in the
same way of step 2 and 3.(Fig. 8) (Fig. 9)
Fig.8
Fig.9
KCT-71 lead wire with connector
KRK-15B
CN3
Waterproof Packing
Cable Bush
Molding Cover
KCH-20R
KCT-71 lead wire with connector
CN5
Pages Preview: