13 April 2018
Notice：Influence of Inmarsat's service migration (I3 to I4)
Dear Customers,
Thank you very much for choosing our products.
This is important notice to our customer using Inmarsat-C, mini-C and Fleet F77 products about the influences of Inmarsat's service migration (I3 to I4) starting from 30th April, 2018 and required countermeasures.
1. Objective product
| No. | Service | Model |
| 1 | Inmarsat-C | JUE-75A, JUE-75C, JUE-85, JUE-87 |
| 2 | mini-C | JUE-95SA, JUE-95LT, JUE-95VM |
| 3 | Fleet F77 | JUE-410F |
2. The influence and countermeasure against JRC product
| No. | Service | Model | Influence and countermeasure |
| 1 | Inmarsat-C mini-C |
JUE-75A / JUE-75C JUE-85 / JUE-87 JUE-95SA / JUE-95LT JUE-95VM |
They can communicate through I4 like using I3 satellite. Please contact your service provider and check your local applications (e.g. data reporting DNID for LRIT/VMS) will operate
correctly after the service migration. |
| 2 | Fleet F77 | JUE-410F | They can communicate through I4 like using I3 satellite. If the terminal cannot catch the signal, user will be required to set the antenna direction to the appropriate satellite manually. |
3. I3 to I4 Migration Date [ As of April 11, 2018 ]
| Step | Before Migration | After Migration | Migration Date*1 | Objective Equipment |
||
| Satellite | Position | Satellite | Position | |||
| 1 | AORW | W54° | AMER (I3 AORW Substitute) |
W98° | April 30, 2018 UTC17:30 |
Fleet F77 |
| May 9, 2018 UTC14:00 |
Inmarsat-C mini-C |
|||||
| 2 | POR | E178° | APAC (I3 POR Substitute) |
E143.5° | Around end-Q2, 2018 |
Inmarsat-C mini-C Fleet F77 |
| 3 | AORE | W15.5° | AORE (Current I3 AORW*2) |
W54° | Around end-Q3, 2018 |
Inmarsat-C mini-C Fleet F77 |
| 4 | IOR | E64° | EMEA (I3 IOR Substitute) |
E25° | Around end-Q4, 2018 |
Inmarsat-C mini-C Fleet F77 |
*1: We will inform you again when the transition date of 2nd Step to 4th Step becomes clear.
*2: AORW satellite continues to be used, because current I3 AORW satellite is newer than the other I3 satellites.About migration program, please check Inmarsat web for more detail.
4. Attached document
(1)"Issue of Position Report using INM-C/mini-C DNID"(110KB)
(2)"After INMARSAT I3 to I4 Satellite Migration - Fleet F77 JUE-410F Antenna Setup Procedures"(3.2MB)
For further information: please contact
Japan Radio Co.,Ltd.
Marine Business Department
TEL：+81-3-6832-1812
FAX：+81-3-6832-1845