Motorola ASTRO W3 Service Manual page 7

Table of Contents
4.1 Recommended Test Equipment and Service Aids ........................................................................ 4-1
Chapter 5 Troubleshooting................................................................. 5-1
5.1 Required Tools and Supplies......................................................................................................... 5-1
5.2 Troubleshooting Waveforms.......................................................................................................... 5-2
5.2.1 ASTRO Digital Spectra Waveforms .................................................................................. 5-2
5.3 Replacing the Vacuum Fluorescent Display (W4, W5, and W7 Control Heads) ........................... 5-5
5.3.1 Removing the Display ....................................................................................................... 5-5
5.3.2 Installing the Display ......................................................................................................... 5-5
5.4 Replacing the Remote Back-Housing Interface Board .................................................................. 5-5
5.4.1 W4, W5, and W7 Control Heads....................................................................................... 5-5
5.5 Replacing the Remote Interconnect Board.................................................................................... 5-6
5.5.1 Low-/Mid-Power Radios.................................................................................................... 5-6
5.5.2 High-Power Radios ........................................................................................................... 5-6
5.6 Replacing the Control-Head Board................................................................................................ 5-7
5.6.1 W3 Control Heads ............................................................................................................ 5-7
5.6.2 W4, W5, and W7 Control Heads....................................................................................... 5-8
5.6.3 W9 Control Heads .......................................................................................................... 5-10
5.7 Final Reassembly-W3 Control Head........................................................................................... 5-11
5.8 Troubleshooting Charts ............................................................................................................... 5-12
Chapter 6 Radio Connectors ............................................................... 6-1
6.1 Radio Connectors .......................................................................................................................... 6-2
6.2 Radio Connector Locations ........................................................................................................... 6-3
6.3 Extender Cable (P501) .................................................................................................................. 6-4
6.4 Control-Head Cabling Diagram...................................................................................................... 6-4
Chapter 7 Exploded Views and Parts Lists ........................................ 7-1
7.1 Model W3 Hand-Held Control Head Exploded View ..................................................................... 7-2
7.2 W4 Rotary Control Head Exploded View...................................................................................... 7-3
7.3 W5 and W7 Pushbutton Control Head Exploded View................................................................. 7-4
7.4 W9 Pushbutton Control Head Exploded View .............................................................................. 7-5
7.5 HMN1080A, HMN1061A, HMN1079A Microphone Exploded View .............................................. 7-6
7.6 Small Pushbutton Parts ................................................................................................................. 7-7
7.7 Large Pushbutton Parts ................................................................................................................. 7-7
Chapter 8 Schematics, Overlays, and Parts Lists ............................. 8-1
8.1 List of Schematics, Component Location Diagrams, and Parts Lists ............................................ 8-1
Appendix A Replacement Parts Ordering..............................................A-1
A.1 Basic Ordering Information ............................................................................................................A-1
A.2 Motorola Online .............................................................................................................................A-1
A.3 Mail Orders ....................................................................................................................................A-1
A.4 Telephone Orders..........................................................................................................................A-2
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September 26, 2003