Table of Contents
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TITLE
LIST OF TABLES................................................................................................................................................... iii
LIST OF FIGURES................................................................................................................................................. iii
RELATED PUBLICATIONS AVAILABLE SEPARATELY ...................................................................................... iii
GLOSSARY OF TERMS........................................................................................................................................ iv
I.
PURPOSE .......................................................................................................................................................1
II. DESCRIPTION ................................................................................................................................................1
A. General......................................................................................................................................................1
B. Printed Circuit Boards and Flexible Circuits ..............................................................................................1
I.
INTRODUCTION .............................................................................................................................................2
II. RADIO POWER ...............................................................................................................................................2
A. General......................................................................................................................................................2
B. B+ Routing and DC Voltage Distribution (for a Closed Architecture Controller and a
VHF or UHF Transceiver) ...................................................................................................................2
C. B+ Routing and DC Voltage Distribution (for an Open Architecture Controller and an
800 or 900MHz Transceiver)...............................................................................................................2
III. VHF/UHF TRANSCEIVER BOARD .................................................................................................................4
A. Frequency Generation Unit (See Figure 2) ...............................................................................................4
B. Antenna Switch..........................................................................................................................................4
C. Receiver Front End (See Figure 3)............................................................................................................4
D. Receiver Back End (See Figure 3) ............................................................................................................5
E. Transmitter (See Figure 4) ........................................................................................................................5
IV. 800/900MHz TRANSCEIVER BOARD ............................................................................................................6
A. Frequency Generation Unit (See Figure 5) ...............................................................................................6
B. Antenna Switch..........................................................................................................................................6
C. Receiver Front End (See Figure 6)............................................................................................................6
D. Receiver Back End (See Figure 6) ............................................................................................................7
E. Transmitter (See Figure 7) ........................................................................................................................7
V. CLOSED ARCHITECTURE CONTROLLER ...................................................................................................8
A. General (See Figure 8)..............................................................................................................................8
B. Digital Architecture ....................................................................................................................................8
C. Audio Signalling Architecture.....................................................................................................................8
VI. OPEN ARCHITECTURE CONTROLLER ........................................................................................................8
A. General (See Figure 9) ................................................................................................................................8
B. Digital Architecture ....................................................................................................................................9
C. Audio Signalling Architecture.....................................................................................................................9
, Motorola, Handie-Talkie, HT 1000, MT 2000, MTS 2000, MTX 838, MTX 8000, MTX 9000, Private-Line, Digital Private-Line,
© 1993 by Motorola, Inc., Radio Products Group
8000 W. Sunrise Blvd., Ft. Lauderdale, FL 33322
Printed in U.S.A. 4/93. All Rights Reserved.
CONTENTS
and Privacy Plus are trademarks of Motorola, Inc.
HT 1000
TM
MTS 2000
TM
, and MTX Series
Handie-Talkie
Theory/Troubleshooting Manual
, MT 2000
TM
,
®
Portable Radios
PAGE
68P81200C15-O
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Table of Contents
Troubleshooting
