With the GPS Rollover, systems relying on date and time from satellites may experience malfunctions. Ensure your equipment is updated and compliant to avoid disruptions.
September 8, 2024 GPS ROLLOVER impacts the following JRC devices*:
JRC JUE-500 (Inmarsat Fleet Broadband FB500)
JRC JLR-7500 (GPS Navigator)
JRC JLR-7600 (GPS Navigator)
JRC JLR-4331W (GPS Receiver)
JRC JLR-4340 (GPS Receiver)
JRC JLR-20 (GPS Compass)
JRC JLR-30 (GPS Compass)
August 3, 2025 IS JUST AROUND THE CORNER – GPS Rollover affecting JRC devices*:
JRC JHS-182 (AIS)
JRC NTE-182 (AIS Transponder)
JRC NTE-183 (AIS)
JRC NCM-983 (AIS)
JRC JLR-7800 (GPS Navigator)
JRC JLR-7900 (GPS Navigator)
JRC JLR-4341 (GPS Receiver)
JRC JLR-21 (GPS Compass)
JRC JLR-31 (GPS Compass)
Plan ahead to prevent operational issues. For your convenience, a full list of impacted devices is attached in table form.
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
JRC
JUE-75A/ JUE-75C
2019/08
JUE-75 with optional GPS Kit (6EZSC00031) Consider connecting to the external GPS on the vessel or replacing it to JUE-87.
√
JRC
JHS-180 (NTE-180)
2019/08
BB00001 thru BB04206
√
JRC
JLR-7700Mk2
2019/08
KD76578 to KE 50478 Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4330
2019/08
KD75378 to KE 54238 Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4330W
2019/08
KE00001 to KE43080 Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4331
2019/08
KD76578 to KE 50478 Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4331W
2019/08
KE00601 to KE 51718 Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-10
2019/08
KD88817 to KE36189 Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-10T
2019/08
KE30264 to KE54238 Initial setting to the correct date and time is required to return to normal operation.
JRC
JHS-182
2019/08
JHS-182 Serial Number until BB51400 NTE-182 Serial Number: BB34626 thru BB71400 GPS7 (Ver1.02)
√
√
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
JRC
JUE-410F
2019/08
ADE: from GW30001 to GW30066 Fleet F77 service will be stopped at the end of 2020
JRC
JLR-7700Mk2
2022/05
KE50479 receiver and later Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4330
2022/05
KE54239 and later Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4331
2022/05
KE50479 and laterInitial setting to the correct date and time is required to return to normal operation.
JRC
JUE-410F
2022/05
ADE: GW30067 and after Fleet F77 service will be stopped at the end of 2020
JRC
JUE-85/ 95SA/ 95VM/ 95LT
2022/05
Old EME (NAF-741/742 series).
√
JRC
JUE-250
2022/05
For JUE-250 BDEs except for below, “JUE-250 BDE serial numbers” GV91285-GV91296, GV91303, GV91308-GV91333, GV91336, GV91344, GV91347, GV91349, GV91350, GV91353-GV91357
√
JRC
JLR-4331W
2024/09
KE51719 and later Initial setting to the correct date and time is required to return to normal operation.
JRC
JLR-4340
2024/09
All Serial No. Measures to be announced in the later time.
JRC
JLR-7600
2024/09
All Serial No. Measures to be announced in the later time.
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
JRC
JLR-7500
2024/09
All Serial No. Measures to be announced in the later time.
JRC
JUE-500
2024/09
For all JUE-500 BDEs except for below, “JUE-500 BDE serial numbers”. GV21678-GV21679, GV18848, GV21259, GV21673, GV21676, GV91160-GV91183, GV91185-GV91189, GV91195, GV91197-GV91198, GV91200, GV91202-GV91208, GV91211-GV91213, GV91215, GV91217-GV91218, GV91220-GV91232, GV91236, GV91238, GV91242, GV91244-GV91281, GV91284
√
JRC
JHS-182
2025/08
JHS-182 Serial Number from BB51401 NTE-182 Serial Number: BB71401 thru BB79998 GPS7 (Ver1.04)
√
√
JRC
JLR-21/JLR-31
2025/08
All Serial No. Measures to be announced in the later time.
JRC
JLR-20/JLR-30
2025/08
All Serial No. Measures to be announced in the later time.
JRC
JLR-4341
2025/08
All Serial No. Measures to be announced in the later time.
JRC
JLR-7800
2025/08
All Serial No. Measures to be announced in the later time.
JRC
JLR-7600
2025/08
All Serial No. Measures to be announced in the later time.
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
JRC
JUE-501
2028/07
JUE-501 BDE : GV51700 and before
√
JRC
JUE-251
2028/07
JUE-251 BDE : GV51823 and before
√
JRC
JUE-85 / 87 / 95SA / 95VM / 95LT
2032/02
JUE-87 EME serial numbers: GR52441 and after (Repair serial numbers: GR92484 and after) JUE-85 EME serial numbers: (Repair serial Numbers: GR92409 and after) JUE-95SA EME serial numbers: GR49742 and after (Repair serial numbers: GR92494 and after) JUE-95VM EME serial numbers: GR49937 and after (Repair serial numbers: GR93045 and after), exclude from GR52531 to GR52630 JUE-95LT EME serial numbers: GR49782 and after (Repair serial numbers: GR92097 and after) Measures to be announced in the later time.
JRC
JUE-60GX
2032/02
All Serial No. Measures to be announced in the later time.
JRC
JLR-4350
2035/10
All Serial No. Measures to be announced in the later time.
JRC
JLR-8600
2035/10
All Serial No. Measures to be announced in the later time.
JRC
JLR-8400
2035/10
All Serial No. Measures to be announced in the later time.
Furuno
FA-100
2020/12
√
Furuno
FELCOM-15
2020/12
3533-9371 and before
√
Furuno
FELCOM-16
2020/12
3534-2756 and before
√
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
Furuno
GP-80
2021/06
All Serial No. *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 January 2022
√
Furuno
GP-90
2021/06
4400-6461 and before *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 January 2022
√
Furuno
GP-3500
2021/06
√
Furuno
GP-3500F
2021/06
3484-0893 and before
√
Furuno
GP-1640
2021/06
3458-0700 and before
√
Furuno
GP-1640F
2021/06
3459-0950 and before
√
Furuno
GP-320B
2021/06
3473-6767 and before
√
Furuno
GP-32
2021/06
4439-1803 and before
√
Furuno
GP-37
2021/06
4441-3005 and before
√
Furuno
GP-1650W
2021/06
3474-3690 and before 3474-3706 to 3473-3733
√
Furuno
GP-1650WD
2021/06
3476-6430 and before
√
Furuno
GP-1650WF
2021/06
3475-0200 and before
√
Furuno
GP-1650WDF
2021/06
3477-0254 and before
√
Furuno
GP-1850W
2021/06
3478-1813 and before
√
Furuno
GP-1850WD
2021/06
3479-0594 and before
√
Furuno
GP-1850WF
2021/06
3480-2745 and before
√
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
Furuno
GP-1850WDF
2021/06
3481-1225 and before
√
Furuno
FA-150
2022/01
√
Furuno
FELCOM-15
2022/01
3533-9371 and after
√
Furuno
FELCOM-16
2022/01
3534-2756 and after
√
Furuno
FELCOM-18
2022/01
√
Furuno
FELCOM-19
2022/01
√
Furuno
GP-150
2022/01
√
Furuno
GP-150 DUAL
2022/01
√
Furuno
GP-80
2022/01
√
Furuno
GP-90
2022/01
√
Furuno
FA-170
2025/08
Countermeasure software will be available soon.
Furuno
GP-170
NEVER
Rollover will never happen with a special processing by software.
TOKYO KEIKI
TRA-2000
2015/08
S/N 2001-2300 (Shipped: Jan 2003 to Feb 2007).
√
TOKYO KEIKI
GR-1000
2017/01
√
TOKYO KEIKI
TRA-1000
2017/04
√
TOKYO KEIKI
TRA-2000
2017/04
S/N 2301-2535 (Shipped: Feb 2007 to Apr 2011).
√
TOKYO KEIKI
GR-2000
2019/01
√
TOKYO KEIKI
GR-3000
2019/01
√
TOKYO KEIKI
GRP-500
2019/01
√
Manufacturer
Model Name
RolloverDate
Affected Serial Numbers/ Remarks
Retrofit
SoftwareUpgrade
TOKYO KEIKI
GRP-1000
2019/01
√
TOKYO KEIKI
TRA-2000
2019/04
TRA-2000 shipped from Sep 2005 to Apr 2011.
√
TOKYO KEIKI
GRP-2000
Type 1: 2014/08 Type 2: 2019/08 Type 3: 2024/09
Type 1: TGA-102 or JLR-4320H Type 2: TGA-103 or JLR-4330H Type 3: TGA-105 or JLR-4340H
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