Kenwood KMC-47GPS User Manual
GPS SPEAKER MICROPHONE
Lever (PTT)
(D10-0629-08)
Lever (PTT)
(D10-0629-08)
KMC-47GPS/48GPS
SERVICE MANUAL
© 2010-8 PRINTED IN JAPAN
B51-8930-00 (Y) 550
KMC-47GPS
Document Copyrights
Copyright 2010 by Kenwood Corporation. All rights re-
served.
No part of this manual may be reproduced, translated,
distributed, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise,
for any purpose without the prior written permission of Kenwood.
Disclaimer
While every precaution has been taken in the preparation of this manual, Kenwood assumes no responsibility
for errors or omissions. Neither is any liability assumed for
damages resulting from the use of the information contained
herein. Kenwood reserves the right to make changes to any
products herein at any time for improvement purposes.
KMC-48GPS
SPECIFICATIONS
General
Operating temperature range .....................–30°C~+60°C
(–22°F~+140°F)
Microphone
Impedance .................................................... 2.2k
Sensitivity ...................................... –45dB±5dB at 300Hz
Speaker
Impedance .........................................16Ω±15% at 1.2kHz
Rating input ............................................................. 0.8W
Maximum input .........................................................1.6W
Dimensions (W x H x D) ......................... 62 x 81 x 36 mm
(2.44 x 3.19 x 1.42 inches)
Weight ......................Approx. 230g/ 8.1oz.(KMC-47GPS)
230g/ 8.1oz.(KMC-48GPS)
GPS Receiver
Receiver system ...............................Parallel 12 channels
Receiver frequency
...........................
GPS data format .................. Compatible with NMEA 0183
GPS data update cycle ............................. Every 1 second
1575.42MHz±1MHz, L1 band, C/A code
Ω
(max)
This product complies with the RoHS directive for the European market.
This product uses Lead Free solder.
KMC-47GPS/48GPS
Packing
Cover
GPS Unit
GPS Unit
Internal Battery
HOW TO REPLACE THE INTERNAL BATTERY
If a Cold Start occurs frequently (the transceiver cannot
star t GPS positioning after the transceiver is turned ON)
even though the transceiver has been continuously used, the
internal battery may be degraded. When the internal battery
terminal is less than 1.4V after charging, use the following
procedure to replace the internal battery.
CAUTION: THE OPERATOR MUST WEAR AN ANTISTATIC
BAND WHEN REPLACING THE BUILT-IN BATTERY IN ORDER TO PREVENT STATIC DISCHARGE. THE INSTALLED
IC MAY B E DAM AGED BY A DISC HARGE OF STATIC
ELECTRICITY.
1. Remove the KMC-47GPS/48GPS from the transceiver
and 4 screws on the rear panel.
3. Remove the GPS unit installed in the upper part of the microphone.
CAUTION: DO NOT DAMAGE CABLES WHEN REMOVING THE GPS UNIT.
2. Remove the cover and packing.
Note: Remove cables connected to the GPS unit, if needed.
4. Remove the internal battery in the GPS unit by using the
soldering iron. Replace the battery with a new battery.
CAUTION: BE SURE THE POLARITY OF THE BATTERY
BEFORE INSTALLING IT.
5. Reinstall the GPS unit, packing and cover.
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