Posted 9/30/2018 13:11 (#7017638 - in reply to #7017335) Subject: RE: FM 750 Heading Problem
Some screen spinning issues have been fixed in newer firmware updates.
Had also same spinning issues earlier but not anymore.
Latest version is now 7.77.
Ask your dealer for it.
Installing is easy. just put the unzipped file to usb stick root and start up the display. It will guide you...