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Sea Tel DTV04 - User Manual

Sea Tel DTV04
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Sea Tel, Inc.
4030 Nelson Avenue
Concord, CA 94520
Tel: (925) 798-7979
Fax: (925) 798-7986
Email: seatel@cobham.com
Web: www.cobham.com\seatel
Sea Tel Europe
Unit 1, Orion Industrial Centre
Wide Lane, Swaythling
Southampton, UK S0 18 2HJ
Tel: 44 (0)23 80 671155
Fax: 44 (0)23 80 671166
Email: seatel@cobham.com
Web: www.cobham.com\seatel
Sea Tel Inc doing business as Cobham SATCOM
April 23, 2009 Document. No. 130099 Revision A
INSTALLATION AND OPERATION MANUAL
FOR SEA TEL MODEL
DTV04 HD 5LNB TVRO ANTENNA
WARNING: Antenna Pedestal must be properly restrained (stowed) to
prevent damage to wire rope isolators, isolator springs and/or antenna pedestal
mechanism during underway conditions when power is removed from the
antenna assembly.

Table of Contents

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Summary

Introduction to DTV04 HD Antenna System

General Description of System

Provides an overview of the DTV04 HD TVRO system and its primary functions.

General Scope of this Manual

Outlines what the manual covers regarding the DTV04 HD Antenna and its components.

Quick Overview of Contents

Briefly lists the chapters and topics covered within the DTV04 HD Antenna manual.

Operation of the DTV04 HD Antenna

System Power-up Procedure

Details the steps for powering on the DTV04 HD antenna system via the ACU.

Antenna Initialization Sequence

Describes the 4-phase process for initializing the antenna stabilization system.

Antenna Stabilization Function

Explains that real-time stabilization is an automatic function of the PCU after initialization.

Antenna Pedestal Operation

Covers the remote operation of the stabilized antenna pedestal via the ACU.

Tracking Operation

Details how the system optimizes antenna pointing to maximize satellite signal reception.

Reflector Skew Operation

Explains the necessity and function of adjusting the reflector skew angle.

Low Noise Block Converter Operation

Describes the LNB feed assembly and its interaction with the matrix switch.

Radome Assembly Operation

Specifies that the radome access hatch must remain closed during operation.

Basic System Information for DTV04 HD

Satellite Basics Overview

Provides information on satellite orbits, altitude, and function as relay stations.

Antenna Basics Explained

Details the pedestal's three joints and the functions of Azimuth and Elevation rotation.

Components of the System Configuration

Describes the two main sections: Above-Decks Equipment (ADE) and Below-Decks Equipment (BDE).

Installation Procedures for DTV04 HD Antenna

General Cautions and Warnings

Highlights critical safety precautions and warnings for installation and service.

Site Survey for Installation Location

Guidelines for selecting the optimal location aboard ship for antenna installation.

Preparing for the Installation Process

Instructions for unpacking equipment and installing necessary cables.

Preparing the ADE for Lift

Details on safely lifting and positioning the antenna radome assembly.

Antenna Pedestal Mechanical Checks

Procedures for inspecting the pedestal assembly for shipping damage and proper function.

Cable Terminations

Instructions for routing and terminating cables, ensuring watertight connections.

Final Checks Before Power-Up

Ensures all work is completed and visually inspected before energizing the system.

Power-Up and Observe Antenna Initialization

Steps for powering on the system and verifying satisfactory antenna initialization.

System Setup Procedures

Guides the user to the setup section for configuring ACU and system parameters.

Setup and Configuration of DTV04 HD Antenna

Initial Setup Steps

Guides users to adjust system parameters for optimal performance post-installation.

Default Setup Parameters Table

Lists factory default settings for the DAC-2202 interfaced to the DTV04 HD Antenna.

Optimize Targeting Procedure

Calibrates antenna reference to True North and targets satellites for precise pointing.

Reflector Skew Adjustment

Details the automatic adjustment of reflector skew angle for LNBF alignment.

Blockage Mapping Configuration

Explains programming blockage zones to suspend tracking features in specific regions.

Functional Testing of the DTV04 HD Antenna

TSC-10 Touch Screen Controller Checks

Refers to the TSC-10A manual for specific functional testing procedures.

ACU; Antenna System Check

Verifies system initialization and display changes in response to ACU commands.

Latitude;Longitude Auto-Update Check

Confirms the GPS antenna automatically updates the ship's position information.

Azimuth & Elevation Drive Test

Checks if the antenna moves correctly in response to directional control inputs.

Four Quadrant Tracking Test

A comprehensive test verifying antenna drive, ACU operation, and tracking.

Troubleshooting and Maintenance for DTV04 HD

Warranty Information

Details Sea Tel's 2-year parts and 1-year labor warranty for the antenna system.

Recommended Preventive Maintenance

Ensures normal operating settings are correct and refers to functional testing procedures.

Troubleshooting Section Overview

Provides theory of operation to aid in troubleshooting and adjustments of the antenna system.

Specifications of the DTV04 HD Antenna System

Installed Weight Specifications

Lists the general assembly, radome assembly, and total dry weight of the system.

Antenna Reflector;Feed Assembly Details

Specifies the type, diameter, gain, feed, polarization, and skew adjustment of the assembly.

Radome Assembly Specifications

Details the radome diameter, height, material, wind resistance, and RF attenuation.

Stabilized Pedestal Assembly

Covers stabilization axes, positioning, drive motors, and motion ranges/accuracy.

Pedestal Control Unit (PCU) Assembly

Describes the PCU's PCBs, connectors, and interfaces for system control.

Environmental Conditions

Specifies operating ranges for temperature, humidity, spray, icing, rain, wind, and vibration.

Control and IF Coax Cables

Recommends cable types and conductor sizes for control and IF coax cables.

Drawings for DTV04 HD Antenna

Model DTV04 HD Specific Drawings

Lists specific drawings related to the DTV04 HD Antenna, including block diagrams.

Model DTV04 HD General Drawings

Lists general drawings applicable to the DTV04 HD Antenna system.

Sea Tel DTV04 Specifications

General IconGeneral
BrandSea Tel
ModelDTV04
CategoryAntenna
LanguageEnglish

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