INMARSAT-FLEET INMARSAT-FLEET 7777

In response to the ever increasing need for In response to the ever increasing need for computer-based, cost effective and secure computer-based, cost effective and secure communications system at sea, Inmarsat communications system at sea, Inmarsat has developed advance computer solutions has developed advance computer solutions that deliver content-rich data and that deliver content-rich data and communications solutions to ships of all communications solutions to ships of all sizes: INMARSAT Fleet. sizes: INMARSAT Fleet.

Fleet F77Fleet F77

Fleet F55Fleet F55

Fleet F33Fleet F33

System DescriptionSystem Description

The Fleet F77 system is based on digital The Fleet F77 system is based on digital technologytechnology

Can supply digital communication via Can supply digital communication via telephony, fax, mobile ISDN and Mobile telephony, fax, mobile ISDN and Mobile Packed Data Service (MPDS)Packed Data Service (MPDS)

Fleet 77 Inmarsat Mobile NumberFleet 77 Inmarsat Mobile Number

Format:

T1 T2 X1 X2 X3 X4 X5 X6 X7

T1 T2 – (60 for Telex) (76 for Phone)

Eg.

602420510 (telex IMN)

762420510 (telephone IMN)

INMARSAT-CINMARSAT-C

System OperationSystem Operation

The Inmarsat-C system provides store and The Inmarsat-C system provides store and forward messaging, distress alerting, EGC forward messaging, distress alerting, EGC broadcasting and data reporting, polling broadcasting and data reporting, polling and SCADA.and SCADA.

Lacks the ability of voice communication Lacks the ability of voice communication but does provide a means of sending text but does provide a means of sending text messages and data communication.messages and data communication.

Inmarsat Mobile NumberInmarsat Mobile Number

Format:

4 MID XXX ZZ

Eg.

425705310

Sending a Distress callSending a Distress call

If the ship is threatened by grave and imminent danger, one can use Inmarsat-C SES to send a distress alert. This alert is routed automatically through a LES to an associated Rescue Co-ordination Centre (RCC).

Distress alert by remote distress Distress alert by remote distress buttonbutton

If your terminal is fitted with a dedicated distress button (or a combination of buttons), you may send a distress alert simply by pressing the button(s) and holding down for the required number of seconds (typically five seconds).

Distress alert by terminal menusDistress alert by terminal menus

Access the distress alert menu on your MES terminal.

Fill in the selections on the menu presented, entering first your vessel’s position

Select the nature of the distress from the list provided.

Select an LES, preferably the one nearest to your vessel within your ocean region.

Send the distress alert.

Wait for an acknowledgment from the LES. If no reply within 5 minutes, repeat the procedure.

Store-and-forward Messaging Store-and-forward Messaging ServicesServices

Telex

Fax

Messages to and from a computer

Ship-to-ship message service

E-mail

Data Reporting, Polling and SCADAData Reporting, Polling and SCADA

Data reporting allows SES to send short data reports

Typical ship report:

Sailing plan

Position report

Deviation report

Arrival Report

Departure report

INMARSAT-M/BINMARSAT-M/B

IntroductionIntroduction

Inmarsat B was introduced in 1994

High quality telephone, fax, telex and data communications

Single and Multi-channel

Inmarsat M was introduced in 1992

Global telephone communication, fax and data communication

Inmarsat Mobile NumberInmarsat Mobile Number

Format:

Inmarsat- B 3 MID XXX ZZ

Inmarsat- M 6 MID XXX ZZ

Eg.

325705310 (Inmarsat B)

625705310 (Inmarsat M)

Sending Distress Message by TelexSending Distress Message by Telex1. Press and hold down the Distress ‘push-

button’ for at least 6 seconds

2. Wait for automatic connection to the RCC.

3. Type your distress message using the following format:

MAYDAY

Ship’s name and callsign

IMN and Ocean Region Satellite

POSITION

The NATURE OF DISTRESS

Type of ASSISTANCE REQUIRED

OTHER INFORMATION to help rescue units

4. Send the message to the RCC.

MAYDAY

MV BELLA CALLSIGN LBTX1

IMN 325705310 AOR-E

22.45N, 032.23W

ENGINE ROOM FIRE

NEED IMMEDIATE ASSISTANCE

19 CREW. 2 MISSING.

Sending Distress Message by Sending Distress Message by TelephoneTelephone

1. Lift the telephone handset and listen for the dialling tone.

2. Press and hold down the Distress ‘push-button’ for at least 6 seconds.

3. Press the # key to initiate call.

4. When the RCC operator answers, speak clearly and give the following message:

MAYDAY

This is

Ship’s name and callsign

IMN and Ocean Region Satellite

POSITION

The NATURE OF DISTRESS

Type of ASSISTANCE REQUIRED

OTHER INFORMATION to help rescue units

Making a Telephone CallMaking a Telephone Call

Sending a faxSending a fax

Making a Telex CallMaking a Telex CallTelex +