Please update your software if your installed version is older than the latest version.
Important: Check if the version is higher or lower than R9.2A (lower version : R8.7-EU , higher version :R10.4-EU or R10.8-EU ... )
The latest version : R10.10-EU
CAUTION: Model name is need to be same to "Update file" name.
Important: You must first delete the old map from the SD card. Do not just replace the map content on the SD card.
Important: If the version is lower than R9.2A, please use USB memory stick instead of SD card.