Question about Lowrance GPS
Screen is black when turned on but if screen is on an angle you can see the graphics and writing on the screen.
Posted by Anonymous on
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Posted on Jan 02, 2017
SOURCE: GPSMAP 235 Sounder
Some 235s had a problem with the contrast setting. When the contrast is set to full the screen turns black.
When you turn on the GPS and the screen goes black, try tapping the left arrow on the track pad a few times. You should see the screen start to lighten. If that doesn't work, tap the power key and try tapping the left arrow a few times.
Posted on Aug 19, 2008
SOURCE: transducer is mounted on a
Are you utilizing another unit in your dash? If so, sometimes when both units are on and in sonar mode, their frequencies will intefere with each other causing the vertical lines. I would suggest turning your dash unit off or lowering it's Hertz rate from 200Hz down to 50Hz.
Funny story...I saw this same issue on my boat years ago. I had an X102C up fron and an LCX-19c in the dash. I acutally thought it was some sort of man-made structure and spent time fishing it...DOH!
Posted on Mar 25, 2009
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