SAILOR 6120 Mini-C Message Terminal – Complete Technical Guide for Maritime Satellite Communications

Product Identification

Manufacturer: Cobham SATCOM (SAILOR)

Country of Origin: Denmark

Product Type: Mini-C Message Terminal / Inmarsat-C Communication Terminal

Marine Application:

• GMDSS Communications
• Inmarsat-C Messaging
• Distress Alerting
• LRIT Reporting
• SafetyNET Reception
• Fleet Communications
• Maritime Safety Information (MSI)
• Vessel Tracking & Monitoring

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Product Introduction

Reliable communication is a fundamental requirement for safe vessel operation. Modern ships must maintain continuous connectivity with shore authorities, fleet operators, rescue coordination centers, and maritime safety organizations.

The SAILOR 6120 Mini-C Message Terminal is a next-generation Inmarsat-C communication system designed to meet SOLAS and GMDSS requirements while providing dependable global satellite communication.

The SAILOR 6120 combines advanced satellite technology with a user-friendly touchscreen interface, making it one of the most popular Mini-C terminals installed on commercial vessels worldwide.

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SAILOR 6120 System Overview

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What Is the SAILOR 6120 Mini-C Message Terminal?

The SAILOR 6120 is a satellite communication terminal that operates through the Inmarsat-C network.

Unlike voice communication systems, the Mini-C terminal is optimized for:

• Distress Alert Transmission
• SafetyNET Reception
• Fleet Messaging
• Email & Text Communications
• Position Reporting
• LRIT Compliance
• Ship Security Alerts
• Maritime Safety Information Distribution

The terminal continuously exchanges data through Inmarsat satellites, ensuring global communication coverage even in remote ocean areas.

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Typical Shipboard Installation

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Main Features

IMO & SOLAS Compliance

Fully approved for GMDSS operations aboard SOLAS vessels.

Global Inmarsat Coverage

Provides worldwide satellite communication through the Inmarsat network.

Touchscreen Operation

Modern user interface for easier navigation and operation.

Distress Alert Capability

Immediate emergency communication with Rescue Coordination Centers (RCCs).

SafetyNET Reception

Receives:

• Navigational Warnings
• Weather Warnings
• SAR Messages
• Piracy Alerts
• Ice Information

LRIT Reporting

Supports Long Range Identification and Tracking requirements.

FleetBroadband Integration

Can operate alongside modern satellite communication systems.

Compact Design

Requires minimal bridge space.

Reliable Marine Construction

Built for continuous operation in demanding maritime environments.

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Communication System Components

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Main Components

Message Terminal Unit (MTU)

The main operator interface used for communication management.

Mini-C Antenna

Provides communication with Inmarsat satellites.

Distress Alert Button

Dedicated emergency transmission function.

GPS Receiver Interface

Supplies vessel position information.

Communication Processor

Handles message routing and satellite communication.

Power Supply System

Provides stable operating voltage.

Data Interfaces

Supports integration with:

• GPS
• ECDIS
• VDR
• Bridge Alarm Systems
• Fleet Monitoring Systems

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Applications

GMDSS Operations

Mandatory communication equipment on SOLAS vessels.

Distress Communications

Transmission of emergency alerts and distress messages.

Maritime Safety Information (MSI)

Reception of SafetyNET broadcasts.

Fleet Management

Communication with company headquarters and fleet operators.

Vessel Tracking

Supports LRIT and vessel monitoring systems.

Search & Rescue Operations

Provides communication with rescue coordination centers.

Security Communications

Supports Ship Security Alert System (SSAS) integration on many installations.

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Satellite Communication Network

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Common Problems & Troubleshooting

No Satellite Communication

Possible Causes

• Antenna blockage
• Damaged RF cable
• Antenna malfunction

Troubleshooting

• Verify antenna visibility
• Check connectors
• Inspect cable continuity

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Distress Function Failure

Possible Causes

• Incorrect vessel configuration
• GPS position unavailable

Troubleshooting

• Verify MMSI and vessel data
• Check GPS input status

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SafetyNET Messages Not Received

Possible Causes

• Incorrect EGC settings
• Satellite coverage issue

Troubleshooting

• Verify NAVAREA selections
• Check message filters

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Position Reports Not Updating

Possible Causes

• GPS communication failure
• NMEA interface fault

Troubleshooting

• Verify GPS output
• Check interface settings

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Touchscreen Not Responding

Possible Causes

• Software fault
• Hardware calibration issue

Troubleshooting

• Restart terminal
• Check display calibration

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Common Alarms

The SAILOR 6120 may generate alarms including:

• GPS Position Lost
• Distress Communication Failure
• Antenna Communication Error
• Satellite Link Failure
• Power Supply Alarm
• LRIT Reporting Failure
• MSI Reception Failure
• Internal Communication Error

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Maintenance Tips

Daily Checks

• Verify terminal operational status.
• Confirm GPS position availability.

Weekly Checks

• Review message logs.
• Confirm SafetyNET reception.

Monthly Checks

• Inspect antenna condition.
• Verify communication performance.

Quarterly Checks

• Test distress functions.
• Check interface connections.

Annual Maintenance

• Perform GMDSS inspection.
• Verify antenna performance.
• Review software and configuration settings.

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Why Ships Still Use the SAILOR 6120

The SAILOR 6120 remains one of the most trusted Mini-C systems because of:

• Proven reliability
• Global Inmarsat coverage
• IMO compliance
• Simple touchscreen operation
• Excellent integration capabilities
• LRIT compatibility
• Worldwide service support

Thousands of merchant vessels continue to depend on the SAILOR 6120 for critical maritime communication services.

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Frequently Asked Questions (FAQ)

What is the SAILOR 6120 used for?

The SAILOR 6120 is a Mini-C satellite communication terminal used for GMDSS communications, SafetyNET reception, LRIT reporting, and distress alerting.

Does it support GMDSS requirements?

Yes. It is fully approved for GMDSS operations.

Can it receive SafetyNET broadcasts?

Yes. It receives Enhanced Group Call (EGC) SafetyNET messages.

Does it require GPS input?

Yes. Position information is required for several communication and distress functions.

Is the SAILOR 6120 still widely used?

Yes. It remains one of the most commonly installed Mini-C terminals aboard commercial vessels.

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Short Product Description

The SAILOR 6120 Mini-C Message Terminal is a professional Inmarsat-C communication system designed for GMDSS compliance, distress alerting, SafetyNET reception, LRIT reporting, and worldwide maritime satellite communications. Built by Cobham SATCOM, it provides reliable and efficient communication for commercial ships operating globally.

SM MARINE SERVICE™

Marine Automation & Navigation Equipment Supplier

Available Condition:
• New Equipment • Used Equipment • Refurbished Equipment • Reconditioned Equipment

Stock Location:
• Bangladesh • China

Services:
• Worldwide Shipping • Technical Support • Spare Parts Supply • Marine Equipment Sourcing

Contact Information

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Mobile / WhatsApp / Viber: +88 01818 929292

Email: info@smmarineservice.com

Website: www.smmarineservice.com

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