This technical bulletin on GPS rollover was issued by FURUNO manufacturer dated on 26th May 2020 during the peak of COVID-19 pandemic. Technical bulletin number is 202005011.
FURUNO Sat-C or Mini-C
FELCOM-15 (fitted with internal GPS module) and FELCOM-16:
Software update is required to postpone the rollover date to 31/12/2052.
More details on summary table No.1
Summary table No.1
| Equipment | Rollover date | Notes | Action |
| FELCOM-15 | 20/12/2020 | Applicable to Serial No. 3533-9371 and before | Software update required: 1650159-05.05 / 1650162-05.05 1650159-03.11 / 1650162-03.08 |
| 02/01/2022 | Applicable to Serial No. 3533-9371 and after | 1650159-03.61 / 1650162-03.08 | |
| FELCOM-16 | 20/12/2020 | Applicable to Serial No. 3534-2756 and before | Software update required: 1650160-05.05 1650160-03.11 |
| 02/01/2022 | Applicable to Serial No. 3534-2756 and after | 1650160-03.61 |
FELCOM-18 (fitted with internal GPS module) and FELCOM-19:
Software update is required to postpone the rollover date to 31/12/2052. More details on summary table No.2
Summary table No.2
| Equipment | Rollover date | Notes | Action |
| FELCOM-18 | 02/01/2022 | —- | Software update required: 1650247-01.20 |
| FELCOM-19 | 02/01/2022 | —- | Software update required: 1650248-01.20 |
FURUNO AIS GPS Rollover
FA-100/R:
Although the rollover does not affect the communication function, the dates of the AIS internal system (internal GPS, display of own ship dynamic data, logs transmitting and receiving messages, alarm logs, and power ON/OFF logs) are incorrect. Retrofit with new model is recommended.
FA-150:
Software update is required to postpone the rollover date to 16/07/2039.
More details on summary table No. 3
FA-170:
Countermeasure software will be available soon.
Summary table No.3
| Equipment | Rollover date | Notes | Action |
| FA-100 | 20/12/2020 | —- | Retrofit with new model is recommended |
| FA-150 | 02/01/2022 | —- | Software update required: 2450018-04.07 |
| FA-170 | 16/08/2025 | —- | Countermeasure software will be available soon |
FURUNO GPS
GP-80 and GP-90:
Rollover date depends from the GPS module installed. Software update is not planned for those units. Retrofit with new model* is recommended.
*Units having GPS core module GN-8091 can be upgraded with GPS core module GN-8096D (p/n: 00015095715), postponing the rollover date to 02/01/2022
GP-150 and GP-150DUAL:
Software update is required to postpone the rollover date to 31/12/2052. See details on summary table No.4
GP-170:
Rollover will never happen with a special processing by software.
Summary table No.4
| Equipment | Rollover date | Notes | Action |
| GP-80/90 | 20/06/2021 | Applicable to GPS Core GN-8091 program number 4850237*** | Retrofit with a new model is recommended |
| GP-80/90 | 02/01/2022 | Applicable to GPS Core GN-8096 program number 4850264*** | |
| GP-150 GP-150DUAL | 02/01/2022 | Software update required: 2051518-04.05 (ENG) 2051520-04.05 (DUAL) | |
| GP-170 | Never | — | — |
| FURUNO ITALIA S.R.L. Via O. Resphighi 29 – 47043 Gatteo FC – Italy Tel.: +39 0541 1849400 – Fax: +39 0541 1849410 www.furuno.it |
