I have recently acquired a Magellan Roadmate 6235-LM GPS deice with built-in dashcam. I got it from a gentleman who has recently moved to my country from the USA, and who had no use for it here as it only has US maps. The dashcam works here but the navigation function is useless. I registered the device on the Magellan website and was able to update the (US) maps and software but could not ...