Hi
yes i have an same problem with an HP RZ1710 with TOM TOM
i used the same software which came with the ipaq rz1710 viamechaline work great but then got TOm TOM with cameras and found it will not work with the Ipaq navigation system which come with the ipaq been tring 2 days and finally i got it.
if anyoff yous have same problem then this is wat u do goto GPs settings and chose OTHER NMEA GPS and boud rate 19200 and then try it you will see it works straight away but no light on navigation system.
i hope this help anyone with this problem.
