Nautel NG1000 Manuale di programmazione
NG1000 Weather Radio
Transmitter System
Troubleshooting Manual
Document:NG1000-TROUBLESHOOT
Issue: 0.4 2010-10-12
Status: Preliminary
Nautel Limited
10089 Peggy’s Cove Road
Hackett’s Cove, NS Canada B3Z 3J4
Phone: +1.902.823.3900 or
Toll Free: +1.877.6NAUTEL (6628835) (Canada & USA only)
Fax: +1.902.823.3183
Nautel Inc.
201 Target Industrial Circle
Bangor, Maine USA 04401
Phone: +1.207.947.8200
Fax: +1.207.947.3693
Customer Service (24 hour support)
+1.877.628.8353 (Canada & USA only)
+1.902.823.5100 (International)
Email: [email protected]
Web: www.nautel.com
The comparisons and other information provided in this document
have been prepared in good faith based on publicly available
information. The reader is encouraged to consult the respective
manufacturer's most recent published data for verification.
© Copyright 2010 NAUTEL. All rights reserved.
NG1000 Troubleshooting Manual Table of contents
Page v
Contents
Release control record ix
About this manual xi
About safety xv
Safety precautions xvii
Responding to alarms 1-1
Corrective maintenance 1-1
Electrostatic protection 1-3
Identifying an alarm 1-4
Power Supply Module Replacement 1-17
+48 V Power Supply Replacement 1-18
Cooling fan replacement 1-19
Exciter/Control PWB Replacement 1-20
PS Distribution PWB Replacement 1-21
LED PWB Replacement 1-22
System Controller PWB Replacement 1-23
Button/LED PWB Replacement 1-24
Front Panel Display Replacement 1-25
RF Coaxial Switch Replacement 1-26
Modem Replacement 1-27
Audio Surge Protector Replacement 1-27
Data Line Surge Protector Replacement 1-28
ROAMS Unit Replacement 1-29
Dummy Load Replacement 1-29
Directional Coupler Replacement 1-30
NG1000 Troubleshooting Manual Table of contents
Page vi Issue 0.4 2010-10-12
Bandpass Filter Replacement 1-32
Ac surge protector MOV Replacement 1-33
Parts Lists 2-1
Parts information 2-1
Family tree 2-1
How to locate information about a specific part 2-1
Column content 2-2
OEM code to manufacturer’s cross-reference 2-3
Common abbreviations/acronyms 2-4
Wiring/connector lists 3-1
Wiring lists provided 3-1
Wiring lists not provided 3-1
Connector mating information 3-1
Wire colours 3-1
Printed wiring board patterns 3-1
Reading Electrical Schematics 4-1
Component values 4-1
Graphic symbols 4-1
Logic symbols 4-1
Reference designations 4-1
Unique symbols 4-2
Identifying schematic diagrams 4-2
Structure of schematics 4-2
Locating schematic diagram(s) for a functional block 4-3
Locating a part or assembly on a schematic 4-3
Mechanical Drawings 5-1
Identifying mechanical drawings 5-1
Content of mechanical drawings 5-1
NG1000 Troubleshooting Manual Table of contents
Issue 0.4 2010-10-12 Page vii
List of terms 6-1
NG1000 Troubleshooting Manual Table of contents
Page viii Issue 0.4 2010-10-12
NG1000 Troubleshooting Manual
Issue 0.4 2010-10-12 Page ix
Release control record
Issue Date Reason
0.1 2010-02-01 Initial release of manual
0.2 2010-05-19 Incorporated Engineering review comments
0.3 2010-06-11 Incorporated Engineering review comments
0.4 2010-10-12 Incorporated customer review comments
NG1000 Troubleshooting Manual
Page x Issue 0.4 2010-10-12
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