The green light on the plug doesnt light up when i plug in my Navman F20?
navman goes in to down load mode when plugged in to car charger?
Cant charge navman?
My Navman iCN 610 won't work with the 12v adaptor but will with the mains?
navman won't power on ?
My navman 250 screen is cracked. Can u repair it?