My 600C went into a start up loop. It would open with the start up screen and then show the warning and then shut down and start over. You could not shut this thing off. I had to remove the batteries to shut it off.........
EASY FIX..... I went to their web site and found this...... http://www.lowrance.com/en/Support/Product-Support/Troubleshooting-Guide/Reset-Procedures/
Found the procedure for my model and did what it said and it was fixed. I placed these instructions on the back side of the gps for the next time.........![Eek! :eek: :eek:](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)
EASY FIX..... I went to their web site and found this...... http://www.lowrance.com/en/Support/Product-Support/Troubleshooting-Guide/Reset-Procedures/
Found the procedure for my model and did what it said and it was fixed. I placed these instructions on the back side of the gps for the next time.........