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Nautel J1000 User Manual

Nautel J1000
115 pages
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J1000
1,000 Watt
AM Broadcast
Transmitter
Installation and Operation Manual
Issue 7.0 .................................. 03 June 2020
Nautel Limited
10089 Peggy's Cove Road,
Hackett's Cove, NS, Canada B3Z 3J4
T.877 6 nautel (628835) or +1.902.823.2233
F.+1.902.823.3183 info@nautel.com
U.S. customers please contact:
Nautel Inc.
201 Target Industrial Circle, Bangor ME 04401
T.877 6 nautel (628835) or +1.207.947.8200
F.+1.207.947.3693 info@nautel.com
e-mail: support@nautel.com
www.nautel.com
Copyright 2020 NAUTEL. All rights reserved.

Table of Contents

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Nautel J1000 Specifications

General IconGeneral
BrandNautel
ModelJ1000
CategoryTransmitter
LanguageEnglish

Summary

Product Warranty Information

Nautel Factory Support Services

Technical Assistance

24/7 telephone technical assistance and facsimile/email support for troubleshooting and inquiries.

Module Exchange Service

Factory rebuilt module exchange program for fast and efficient service during warranty period.

Equipment Return Procedures

Procedures for returning equipment for repairs or replacements, including RMA number requirements.

Equipment Safety Information

Safety Symbols Definitions

Definitions for general safety symbols used on equipment and in the manual.

Toxic Hazard Warning

Warning about beryllium oxide ceramic devices and proper disposal procedures.

J1000 General Information

Introduction

Overview of the J1000 transmitter, its capabilities, and compatibility.

Manual Purpose and Scope

Information covered in this manual for installation, operation, and troubleshooting.

Equipment Purpose

The J1000 transmitter is intended for conventional AM broadcasting stations.

Required Test Equipment

List of test equipment and special tools required for operation and maintenance.

J1000 Site Preparation and Installation

Preparation for Use

Information for preparing new sites and evaluating existing ones for transmitter installation.

Transmitter Weights and Dimensions

Specifications for the physical size and weight of the J1000 transmitter assemblies.

J1000 Commissioning Procedures

Commissioning Precautions

Precautions for handling solid-state devices sensitive to heat and voltage transients.

Turn-On Prerequisites

Steps to ensure before applying power to the J1000 for initial turn-on.

J1000 Operating Instructions

Introduction

Instructions for operating and maintaining the J1000 equipment.

Emergency Shutdown Procedures

Procedures for emergency shutdown, including turning off RF output or complete shutdown.

Turn Off RF Output

Steps to turn off the RF power produced by the power modules using local or remote control.

Complete Shutdown

Procedure for a complete shutdown by switching off the AC power source.

J1000 Controls and Indicators

Exciter Front Panel Controls

Description of controls and indicators on the exciter front panel sections.

Diagnostic Display Overview

Overview of the diagnostic display (GUI) for controlling and monitoring J1000 functions.

J1000 Testing and Adjustment

Introduction

Step-by-step functional test procedures and routine adjustment instructions.

Operating Precautions

Precautions for operating the J1000, focusing on protection circuits and parameter monitoring.

Functional Tests

Tests to verify J1000 circuits meet factory specifications, including adjustments.

General Functional Test Guidelines

Functional tests as part of maintenance and the first step in troubleshooting.

J1000 System Level Troubleshooting

General Troubleshooting Information

Overview of scheduled and corrective maintenance information for the J1000.

Scheduled Maintenance Procedures

Procedures for visual inspection of the J1000 at scheduled intervals.

J1000 Cleaning Procedures

Cleaning procedures for the J1000, including air filters and general dirt removal.

Hardware Checking

Annual check of all hardware connections to ensure tightness and prevent damage.

Troubleshooting Front Panel Alarms

System Diagram for Fault Analysis

Using the system diagram's indicator lamps to identify operational status and faults.

Diagnostic Display Fault Analysis

Using the diagnostic display's main screen and Status soft key to analyze active faults.

Events Log for Fault Diagnosis

Using the Events Log to view chronological faults and root cause information.

Operating with Defective RF Power Module

Operation Caution

Warning about compensating for RF power reduction and maximum power limits.

RF Power Module Fault Isolation

Steps for Fault Isolation

Steps to determine if an RF power module is defective and identify the cause of an alarm.

Exciter/Control Assembly PWB Replacement

General PWB Replacement Procedure

Instructions for removing the exciter/control assembly and replacing PWBs or power supply.

Appendix A

Site Evaluation Checklist

Checklist for evaluating a solid-state transmitter site's readiness and safety.

Glossary of Terms

Definitions

Definitions of technical terms and acronyms used in the manual.

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