Sea Tel ST144-21 Manuals

Sea Tel ST144-21 Manuals

Manuals and User Guides for Sea Tel ST144-21. We have 1 Sea Tel ST144-21 manual available for free PDF download: Installation And Operation Manual

Sea Tel ST144-21 Installation And Operation Manual

Sea Tel ST144-21 Installation And Operation Manual (142 pages)

DUAL C/QUAD KU-BAND TVRO

Brand: Sea Tel | Category: Antenna | Size: 16.63 MB

Table of Contents

Table of Contents
7
1 Introduction

11
- General Description of System
  11
- Purpose
  11
- System Components
  11
- Dual Antenna Configuration
  12
- Dual Antenna Arbitrator
  13
- General Scope of this Manual
  13
- Quick Overview of Contents
  13
2 Site Survey

15
- Site Selection Aboard the Ship
  15
- Antenna Shadowing (Blockage) and RF Interference
  15
- Mounting Foundation
  16
- Mounting Height and Fore-Aft Location
  17
- Mast Configurations
  17
  - Vertical Masts
    18
  - Raked Masts
    18
  - Girder Masts
    19
  - Truss Mast
    19
- Safe Access to the Ade
  19
- Below Decks Equipment Location
  19
- Cables
  20
  - ADE/BDE Coaxial Cables
    20
  - Antenna Power Cable
    20
  - Air Conditioner Power Cable
    20
  - ACU Power Cable/Outlet
    21
  - Gyro Compass Cable
    21
3 Installation

23
- General Cautions & Warnings
  23
- Site Selection Aboard Ship
  24
- Preparing for the Installation
  24
  - Unpack Shipping Crates
    24
  - Inspect / Inventory
    24
  - Prepare ADE Mounting Location
    24
  - Preparing BDE Location
    24
  - Installing the System Cables
    25
- Assembling the Ade
  25
- Installing the Ade
  42
  - Hoist
    42
  - Install Antenna/Radome/Baseframe
    42
- Installing the below Decks Equipment
  43
- Connecting the below Decks Equipment
  43
- Final Assembly
  45
- Cable Terminations
  45
  - At the Radome
    45
  - Acu & Tms
    46
  - Other BDE Equipment
    46
- Power-Up
  46
- Power-Up the ADE
  46
- Fine Balance and Monitoring Motor Drive Torque
  47
4 Basic Setup of the Acu

49
5 Setup - Ships Gyro Compass

51
6 Determine Internal Tracking Receiver Settings

53
- Tvro Applications
  54
7 Setup - Home Flag Offset

57
- Electronic Calibration of Relative Antenna Position (Home Flag Offset)
  57
8 Setup - Targeting

61
- Auto Trim
  61
- Manually Optimizing Targeting
  61
- El Trim
  62
- Az Trim
  62
- Save New Parameters
  62
9 Setup - Searching

63
- Searching Operation
  63
- Changing the Search Parameters
  66
  - Auto Thres
    66
  - El Step Size
    66
  - Az Step Size
    66
  - Step Integral
    66
  - Search Inc
    67
  - Search Limit
    67
  - Search Delay
    67
  - Sweep Inc
    67
- Save New Parameters
  67
10 Setup - Blockage & Rf Radiation Hazard Zones

69
- Radiation Hazard and Blockage Mapping (AZ LIMIT Parameters)
  69
11 Setup

73
12 Functional Testing

75
13 Maintenance and Troubleshooting

77
- Warranty Information
  77
- Recommended Preventive Maintenance
  77
  - Check ACU Parameters
    77
  - Latitude/Longitude Auto-Update Check
    77
  - Heading Following
    77
  - Azimuth & Elevation Drive
    78
  - Test Tracking
    78
  - Visual Inspection - Radome & Pedestal
    78
  - Mechanical Checks
    78
  - Check Balance
    78
  - Observe Antenna Initialization
    78
- 400Mhz Modem Configuration
  79
- Mh Zled Indicators
  80
- Mh Z Modem Signals
  80
  - Pedestal M&C
    80
  - Radio M&C
    81
  - Channel Identification
    81
- Troubleshooting 400Mhz Modem Communication Faults
  82
- Pedestal Control Unit Configuration - Stxxx-21 Series
  101
  - To Configure the PCU
    101
  - Model Configuration Numbers
    101
- Antenna Stowing Procedure
  102
- Antenna Assembly
  102
14 St144-21 Technical Specifications

105
15 Model St144-21 Drawings

111
- Model St144-21 Specific Drawings
  111
  - General Drawings
    118

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