Posted 4/24/2014 18:40 (#3834411 - in reply to #3834397) Subject: RE: JD 8120
My 8110 did this, it was because of the GPS display. If you have one, which I asssume you do go into the settings and turn up the display light. This solved my issue, it controls the brightness of the light. hope this helps
JD 8120
