i cant get my Binatone A350 sat nav to switch on?

my sat nav wont connect to grs why?

frozen Binatone sat nav?

my binatone x350?

Binatone A430 wont navigate?

My binatone b430 does not turn on?

Will not navigate ?

upgrade software sat nav binatone f350?

binatone a350?

how can i fix my binatone sat nav ?

converting from old location under new owner location?

I want to put tomtom maps onto my binatone sat nav?

Sat nav won't work?