Repeatedly get "memory full" error on screen. What causes this, and how do I fix it? Thx, Mark 864-640-9714 power off the GPS, then press power button to power it on, press right-bottom corner of the
how do you get audio output from gpsmap 640? in the automotive mode, the sound is very weak and the volume controls don't turn it up. how do i get louder audio in this mode? Do I need to connect to my
...Is there a way for me to connect NMEA outputs from a Raymarine E-80 Chartplotter to a Garmin GPSMap 640? yes, you need the NMEA out cord set for the E 80 and hook the output of the E series to the ...
GPS DVD INSERTION- Chrysler 2007 Van- ERROR, check disc appears DEALER SAYS MY DVD GPS DISC IS CAPUT-- WHAT TO DO? Southern Electronice will rebuild for around $325. 640 from stealer, er dealer.
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