Adrian, The only time I have seen that message come up is when the power on the back of the unit gets interrupted or is not there in the first place when the FMI cable is connected.
Larry K7YBZ --- In [email protected], "Adrian Miura" <adrianmi...@...> wrote: > > Sorry i guess my previous post wasnt clear. I am also using the garmin power > supply through the back of the unit. it is providing a constant 5.172 v. > > > > --- In [email protected], "k7ybz" <k7ybz@> wrote: > > > > Adrian, > > > > You must supply power to the Nuvi through the connector on the back of the > > unit besides having the FMI cable connected to the OT2 through the > > connector on the side of the Nuvi. The voltage is supplied from the Nuvi to > > the usb-to-serial adapter in the cable. Not from the OT2. > > > > Larry > > K7YBZ > > > > --- In [email protected], "Adrian Miura" <adrianmiura@> wrote: > > > > > > Having communication problems between the T2 and a Nuvi 350. Sporadically > > > I get "Serial Accessory Requires External Power" and then I lose my call > > > sign on the nuvi display. Also when trying to sent text ,the out box > > > message status never changes from sending. Apparently my messages are > > > getting out but no response to the T2 that it was received so it keeps > > > broadcasting. > > > The --version command works fine it gets a confirmation and an inbox > > > reply > > > Im using a serial cable supplied by argent data to connect the T2 to the > > > nuvi. Also I have checked the voltage from the Garmin power point and it > > > is a constant 5.172 v > > > Thanks > > > KD5HTZ > > > > > >
