User's Manual
Table Of Contents
- Front Cover
- Foreword
- Table of Contents
- Foreword ii
- List of Figures vii
- List of Tables xi
- Commercial Warranty xiii
- Model Numbering, Charts, and Specifications xvii
- Chapter 1 Introduction 1-1
- Chapter 2 Radio Power 2-1
- Chapter 3 Theory of Operation 3-1
- Chapter 4 Troubleshooting Procedures 4-1
- Chapter 5 Troubleshooting Charts 5-1
- Chapter 6 Troubleshooting Waveforms 6-1
- Chapter 7 Troubleshooting Tables 7-1
- Chapter 8 Schematics, Board Overlays, and Parts Lists 8-1
- Appendix A Replacement Parts Ordering A-1
- Glossary Glossary-1
- Index Index-1
- List of Figures
- List of Tables
- Related Publications
- Commercial Warranty
- Model Numbering, Charts, and Specifications
- Portable Radio Model Numbering System
- ASTRO XTS5000 VHF Model Chart
- ASTRO XTS5000R (Ruggedized) VHF Model Chart
- ASTRO XTS5000 UHF Range 1 Model Chart
- ASTRO XTS5000R (Ruggedized) UHF Range 1 Model Chart
- ASTRO XTS5000 700–800MHz Model Chart
- ASTRO XTS5000R (Ruggedized) 700–800MHz Model Chart
- Specifications for VHF Radios
- Specifications for UHF Range 1 Radios
- Specifications for 700–800 MHz Radios
- Chapter 1 Introduction
- Chapter 2 Radio Power
- Chapter 4 Troubleshooting Procedures
- Chapter 5 Troubleshooting Charts
- 5.1 List of Troubleshooting Charts
- 5.2 Main Troubleshooting Flowchart
- 5.3 Power-Up Failure
- 5.4 DC Supply Failure
- 5.5 Display Failure (NNTN4563, NNTN4819, & NNTN4717 VOCON Kits)
- 5.6 Display Failure (NTN9564)
- 5.7 Volume Set Error
- 5.8 Channel/Zone Select Error
- 5.9 Button Test
- 5.10 Top/Side Button Test
- 5.11 VCO TX/RX Unlock
- 5.12 VOCON TX Audio
- 5.13 VOCON RX Audio
- 5.14 RX RF
- 5.15 TX RF (VHF)
- 5.16 TX RF (UHF R1/700-800MHz)
- 5.17 Keyload Failure
- 5.18 Secure Hardware Failure
- Chapter 6 Troubleshooting Waveforms
- Chapter 7 Troubleshooting Tables
- Appendix A Replacement Parts Ordering
- Glossary
- Index
- Back Cover
6881094C31-C October 14, 2003
Troubleshooting Tables: List of Board and IC Signals 7-21
A7 XTAL1 G_32K 32.768 kHz
Square Wave
Yes
B7 XTAL2 No
A8 PRSC2 C514 3.77V Yes
B8 LX2 D502 262.144 kHz
Square Wave
Yes
A9 PGND1 GROUND Yes
B9 FB2 R501 1.85V Yes
C8 ON R579 Yes
A10 FB1 R502 3.77V Yes
B10 LX1 D503 262.144 kHz
Square Wave
Yes
C9 PWRON C529 At Battery
Voltage Level
Yes
D8 INT_EXT GROUND Yes
C10 PSRC1 C531 At Battery
Voltage Level
Yes
E7 WDI R576 3.0V Yes
D10 MOSPORTB C529 At Battery
Voltage Level
Yes
D9 ISENSE NC No
E8 CHRGC NC No
E9 SQ_OUT NC No
E10 BPOS C529 At Battery
Voltage Level
Yes
F7 BATTERY NC No
F8 AUX_BAT NC No
F9 AUX_FET NC No
F10 MAIN_FET NC No
E6 PGM2 C529 At Battery
Voltage Level
Yes
G8 PGM1 C529 At Battery
Voltage Level
Yes
G10 AGND1 GROUND Yes
G9 REF C528 3.0V Yes
Table 7-9. U501 GCAP II IC Pinouts (Continued)
U501
Pin No.
Description To/From Comment
Accessible
on Vocon?