
Table of Contents
xi
6816985H01-B
August 16, 2007
6.2.14 No Display Troubleshooting Chart (1 of 3) .............................................................................. 6.2-13
6.2.15 No Display Troubleshooting Chart (2 of 3) .............................................................................. 6.2-14
6.2.16 No Display Troubleshooting Chart (3 of 3) .............................................................................. 6.2-15
6.2.17 UHF Range 1 Receive RF Troubleshooting Chart .................................................................. 6.2-16
6.2.18 VOCON Receive Audio Troubleshooting Chart ...................................................................... 6.2-17
6.2.19 UHF Range 1 Frequency Generation Unit Troubleshooting Chart.......................................... 6.2-18
6.2.20 VOCON Transmit Audio Troubleshooting Chart (1 of 2) ......................................................... 6.2-19
6.2.21 VOCON Transmit Audio Troubleshooting Chart (2 of 2) ......................................................... 6.2-20
6.2.22 No Transmit Deviation Troubleshooting Chart ........................................................................ 6.2-21
6.2.23 UHF Range 1 Transmitter RF Troubleshooting Chart............................................................. 6.2-22
6.2.24 Secure Hardware Failure ........................................................................................................ 6.2-23
Chapter 6.3 UHF2 Troubleshooting Charts ........................................ 6.3-1
6.3.1 Introduction................................................................................................................................ 6.3-1
6.3.2 List of Troubleshooting Flowcharts............................................................................................ 6.3-1
6.3.3 UHF Range 2 Radio Main Troubleshooting Chart..................................................................... 6.3-2
6.3.4 Radio Power-Up Fail Troubleshooting Chart (1 of 3) ................................................................ 6.3-3
6.3.5 Radio Power-Up Fail Troubleshooting Chart (2 of 3) ................................................................ 6.3-4
6.3.6 Radio Power-Up Fail Troubleshooting Chart (3 of 3) ................................................................ 6.3-5
6.3.7 DC Supply Fail Troubleshooting Chart (1 of 3) ......................................................................... 6.3-6
6.3.8 DC Supply Fail Troubleshooting Chart (2 of 3) ......................................................................... 6.3-7
6.3.9 DC Supply Fail Troubleshooting Chart (3 of 3) ......................................................................... 6.3-8
6.3.10 Button Test Troubleshooting Chart ........................................................................................... 6.3-9
6.3.11 Volume Set Error Troubleshooting Chart ................................................................................ 6.3-10
6.3.12 Zone/Channel Select Error Troubleshooting Chart ................................................................. 6.3-11
6.3.13 Top/Side Button Error Troubleshooting Chart ......................................................................... 6.3-12
6.3.14 No Display Troubleshooting Chart (1 of 3) .............................................................................. 6.3-13
6.3.15 No Display Troubleshooting Chart (2 of 3) .............................................................................. 6.3-14
6.3.16 No Display Troubleshooting Chart (3 of 3) .............................................................................. 6.3-15
6.3.17 UHF Range 2 Receive RF Troubleshooting Chart .................................................................. 6.3-16
6.3.18 VOCON Receive Audio Troubleshooting Chart ...................................................................... 6.3-17
6.3.19 UHF Range 2 Frequency Generation Unit Troubleshooting Chart.......................................... 6.3-18
6.3.20 VOCON Transmit Audio Troubleshooting Chart (1 of 2) ......................................................... 6.3-19
6.3.21 VOCON Transmit Audio Troubleshooting Chart (2 of 2) ......................................................... 6.3-20
6.3.22 No Transmit Deviation Troubleshooting Chart ........................................................................ 6.3-21
6.3.23 UHF Range 2 Transmitter RF Troubleshooting Chart............................................................. 6.3-22
6.3.24 Secure Hardware Failure ........................................................................................................ 6.3-23
Chapter 6.4 700/800 MHz Troubleshooting Charts ............................ 6.4-1
6.4.1 Introduction................................................................................................................................ 6.4-1
6.4.2 List of Troubleshooting Flowcharts............................................................................................ 6.4-1
6.4.3 700/800 MHz Radio Main Troubleshooting Chart ..................................................................... 6.4-2
6.4.4 Radio Power-Up Fail Troubleshooting Chart (1 of 3) ................................................................ 6.4-3
6.4.5 Radio Power-Up Fail Troubleshooting Chart (2 of 3) ................................................................ 6.4-4
6.4.6 Radio Power-Up Fail Troubleshooting Chart (3 of 3) ................................................................ 6.4-5
6.4.7 DC Supply Fail Troubleshooting Chart (1 of 3) ......................................................................... 6.4-6
6.4.8 DC Supply Fail Troubleshooting Chart (2 of 3) ......................................................................... 6.4-7
6.4.9 DC Supply Fail Troubleshooting Chart (3 of 3) ......................................................................... 6.4-8
6.4.10 Button Test Troubleshooting Chart ........................................................................................... 6.4-9
6.4.11 Volume Set Error Troubleshooting Chart ................................................................................ 6.4-10
Summary of Contents for ASTRO MT 1500
Page 4: ...iv Table of Contents August 16 2007 6816985H01 B Notes ...
Page 164: ...August 16 2007 6816985H01 B 5 6 Troubleshooting Procedures Operational Error Codes Notes ...
Page 188: ...August 16 2007 6816985H01 B 6 1 24 VHF Troubleshooting Charts Secure Hardware Failure Notes ...
Page 212: ...August 16 2007 6816985H01 B 6 2 24 UHF1 Troubleshooting Charts Secure Hardware Failure Notes ...
Page 236: ...August 16 2007 6816985H01 B 6 3 24 UHF2 Troubleshooting Charts Secure Hardware Failure Notes ...
Page 710: ...9 2 40 UHF1 Schematics Board Overlays and Parts Lists August 16 2007 6816985H01 B Notes ...
Page 806: ...9 5 32 900MHz Schematics Board Overlays and Parts Lists August 16 2007 6816985H01 B Notes ...
Page 816: ...Index 4 August 16 2007 6816985H01 B Notes ...
Page 817: ......