i have tomtom go 700 and can not get a valid gps signal any more. it keep saying no valid gps device please how can ifix it ?

sol, November 2009

when purchased from retailer, tom toms come with a home software disc and a credit type card which has the product code on. using these plug tom tom into your computer using the lead (also provided) to get free upgrades to maps and free support direct from tom tom.

adsum

adsum, November 2009