Motorola Astro Digital Mobile Radio Xtl5000 Basic 6881096c73 O Manual

Basic Service Manual
ASTRO®  
XTLTM 
5000
700–800 MHz
Digital Mobile Radio 

Tit le Pag eASTRO® XTL™ 5000
700–800 MHz
Digital Mobile Radio
Basic Service Manual
Motorola, Inc.
8000 West Sunrise Boulevard
Fort Lauderdale, Florida 33322
6881096C73-O 

Foreword
This manual covers all models of the ASTRO® XTL™ 5000 700–800 MHz Digital Mobile Radio (control head models W3, 
W4, W5, W7, and W9), unless otherwise specified. It includes all the information necessary to maintain peak product 
performance and maximum working time, using levels 1 and 2 maintenance procedures. This level of service goes down to 
the board replacement level and is typical of some local service centers, self-maintained customers, and distributors.
For details on radio operation...

Table of Contentsiii
6881096C73-OJune 11, 2003
Table of Contents
Foreword .........................................................................................................ii
Product Safety and RF Exposure Compliance ............................................................................................ ii
Manual Revisions ........................................................................................................................................ ii
Computer Software Copyrights...

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2.2.2.2 Cleaning Internal Circuit Boards and Components .................................................. 2-2
2.2.3 General Radio Care and Handling Precautions ................................................................ 2-2
2.2.4 RF Power Amplifier (RF PA) Heatsinking ......................................................................... 2-2
2.3 Handling Precautions...

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6881096C73-OJune 11, 2003
3.10.1 Receiver Front-End......................................................................................................... 3-10
3.10.2 Mixer ............................................................................................................................... 3-10
3.10.3 IF Circuitry ...................................................................................................................... 3-10
3.10.4 Abacus III Back-End...

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7.1 Universal Crypto Module Kits......................................................................................................... 7-1
7.1.1 Secure Interface Boards ...................................................................................................7-1
7.1.2 Secure Dispatch Operation ............................................................................................... 7-1
7.1.3 Secure Emergency...

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6881096C73-OJune 11, 2003
9.3 Power-Up Error Codes .................................................................................................................. 9-5
9.4 Operational Error Codes ................................................................................................................ 9-7
9.5 Transmitter Troubleshooting .......................................................................................................... 9-7
9.6 Receiver Troubleshooting...

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Index ...................................................................................................... Index-i