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 7-23
J8 SIMI_O NC No
A1 AD5_VOLUME R526 0-2.5V Yes
B1 AGND3 GROUND Yes
C3 DWN_OUT NC No
C2 DWN_IN GROUND Yes
C1 CMP_OUT NC No
D3 DSC_INN GROUND Yes
D2 DSC_INP GROUND Yes
D1 SPI_CLK SCKB SPI Data
Clock
Yes
E4 SPI_DR MISOB SPI Data Read
From GCAP
Yes
E3 SPI_DW MOSIB SPI Data Write
To GCAP
Yes
E2 SR_VCCIN NC No
E1 SR_VCCOUT NC No
F3 SR_IN NC No
F2 SR_OUT NC No
F1 INTERRUPT R538 GCAP
Interrupt
Yes
F4 CE R539 Active High
GCAP Chip
EN
Yes
F5 CLK_IN R302
R331*
13 MHz Yes
E5 CODEC_DCLK R405 520 kHz
(NTN9564
NNTN4563
NNTN4819)
256 kHz
(NNTN4717)
Yes
G1 CODEC_TX R402 TX Audio Data
To DSP
Yes
G2 CODEC_RX R403 RX Audio Data
From DSP
Yes
G3 CODEC_FSYNC R406 8 kHz Frame
Sync
Yes
Table 7-9. U501 GCAP II IC Pinouts (Continued)
U501
Pin No.
Description To/From Comment
Accessible
on Vocon?