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If you read the manual, a download in their website, it will detail how to work this. But why bother, disconnect the GPS and take it inside to connect to your PC. That way it will be powered throughout the updating process and not dependant on the limited battery in the unit.
Sorry, there was a problem. Please try again later.Unsure? But certainly will when turned on
Sorry, there was a problem. Please try again later.The GPS must remain connected to power when the device is being updated.
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