5-2
Troubleshooting Charts:
Main Troubleshooting Flowchart
5.2
Main Troubleshooting Flowchart
Start
Good
power up
self test
Any Error
Message?
See Table for
error codes
Table 4.5
No
No
Yes
Go to either Display
Failure(5.19,5.20)
or Vocon power up
failure flowchart
Chart 5.3
Yes
Does the
Radio
transmit?
No
Go to TX RF
troubleshooting
Flowchart(Chart
5.45)
Is there TX
deviation?
Go to VOCON
TX Audio error
Chart(5.11)
Receive Audio
present?
Go to RX RF/
Vocon audio
flowchart(chart
5.29/5.11)
No
No
RX SINAD
GOOD?
Buttons
Functional?
No
End
See Button Test
Flowchart(chart
5.10)
Yes
Yes
Yes
Yes
No
Summary of Contents for ASTRO APX 7000
Page 1: ......
Page 4: ...iv Document History Notes ...
Page 24: ...2 4 Radio Power DC Power Routing VOCON Board Notes ...
Page 98: ...3 74 Theory of Operation Global Positioning System GPS ...
Page 163: ...Troubleshooting Charts PA Failure 5 59 ...
Page 164: ...5 60 Troubleshooting Charts PA Failure ...
Page 276: ...7 58 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 318: ...8 42 Schematics Boards Overlays and Parts Lists Transceiver RF Boards VHF 700 800 Notes ...
Page 380: ...8 104 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 700 800 MHz Notes ...
Page 432: ...8 156 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 VHF Notes ...
Page 458: ...8 182 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 UHF2 Notes ...
Page 498: ...8 222 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 700 800 MHz Notes ...
Page 546: ...8 270 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 VHF Notes ...
Page 606: ...8 330 Schematics Boards Overlays and Parts Lists VOCON Boards Notes ...
Page 638: ...Glossary 10 Glossary Notes ...
Page 643: ......