6871620L01-C
May 28, 2008
Schematics, Board Overlays, and Parts Lists – VHF
: List of Schematics and Boards Overlays
8-1
Chapter 8 Schematics, Board Overlays, and Parts Lists – VHF
This chapter contains the schematics, board overlays, and parts lists
for the VHF XTS 4000 radio. Use them in conjunction with the theory
of operation and the troubleshooting procedures, charts, and
waveforms to isolate a problem to the component level.
The following tables list the pages where the schematics and board
overlays for the XTS 4000 radio are found.
8.1
List of Schematics and Boards Overlays
8.2
List of Partslist
Table 8-1. List of Mainboard Schematics and Board Overlays
Board Schematic/Board Layout
Page No.
General Section
Main Board Layout (NUD7115B) – Side 1
Main Board Layout (NUD7115B) – Side 2
Main Board Overall Schematic
Transceiver (RF) Section
Transceiver (RF) Board Overall Circuit Schematic
Antenna Switch and Harmonic Filter Circuits
Receiver Front End Circuit
Receiver Back End Circuit
Transmitter Circuits
Frequency Generation Unit (Synthesizer) Circuit
Frequency Generation Unit (VCO) Circuit
VOCON Section
Overall Circuit Schematic
Audio, Connector Interface Circuit
Controller and Memory Circuits
DC Power, Clocks and ON/OFF Circuit
Audio, and Accessory Interface Circuit
Miscellaneous Circuits
Table 8-2. List of Partslist
PCB Board Main
Page No.
VHF Main Board Parts List (NUD7115B)
Summary of Contents for ASTRO XTSTM 4000
Page 1: ...COLOR CHORDS 7 ASTRO XTSTM 4000 Portable Radio Detailed Service Manual ...
Page 2: ......
Page 16: ...May 28 2008 6871620L01 C xiv Commercial Warranty Notes ...
Page 22: ...May 28 2008 6871620L01 C 1 6 Introduction Notes ...
Page 26: ...May 28 2008 6871620L01 C 2 4 Radio Power Notes ...
Page 56: ...May 28 2008 6871620L01 C 3 30 Theory of Operation Notes ...
Page 100: ...May 28 2008 6871620L01 C 6 8 Troubleshooting Waveforms Notes ...
Page 194: ...May 28 2008 6871620L01 C B 2 Motorola Service Centers Notes ...
Page 204: ...May 28 2008 6871620L01 C Glossary 10 Glossary Notes ...
Page 209: ......