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Tool for Sierra's Wireless WAN GPS Week Rollover issue
Release Date: October 8, 2019
Under the influence of the phenomenon of resetting week information from GPS (rollover), Sierra module GPS will have incorrect date information on 3rd Nov 2019 and later.
Time and location information are not affected.
If the GPS date information is not used, you don't need to deal with this.
A countermeasure tool is available on the Sierra website.
(It needs a registration to download the tool.)
In the case you can not download the tool from Sierra website, please download from this site and use according to the procedure.
Target models and Firmware information
The target PCs are in below products with equipped Sierra wireless module.
* The tool for Android products (FZ-B2, FZ-A2) is not published, countermeasures are undecided.
Firmware version and countermeasure tool
The target firmware is below.
* Procedure to check firmware version
- On Windows 8.1 or later
- On Windows 7
* In the case the firmware version is less than SWI9X15C_05.xx (e.g.SWI9X15C_04.xx), countermeasures are undecided.