Operation Manual

118
User Manual
6.6 TROUBLESHOOTING
The following is a brief guide to some of the problems you may experience while
using the chart plotter with common solutions.
6.6.1 PROBLEMS AND SOLUTIONS
The chart plotter does not turn On — Make sure that the correct voltage (10-35 volt dc)
is present. Check also that the polarity is correct. Refer to the Par. 2.2.
The chart plotter does not turn Off — If, after a 'POWER' pressure (for at least 3
seconds) the chart plotter does not turn Off, then turn Off the voltage.
The chart plotter does not respond to any command — Try to turn Off, and then turn
On. If the problem persists, erase the memory (see Par. 6.6.1).
The chart plotter does not get a valid fix — Make sure that no metal obstacle is placed
around the chart plotter acting as a shield for the antenna. If, after 15 minutes, the chart
plotter does not get the fix, turn it Off and On again.
The chart plotter screen becames very dark after a long exposure to direct sunlight
— Control the contrast (see Par. 2.3).
6.6.2 QUICK REFERENCE GUIDE
It is available an help on line to explain as the chart plotter works:
'MENU' + "HELP" + 'ENTER'
Using 'ZOOM IN' and 'ZOOM OUT' select previous and next page respectly.
6.6.3 IF YOU NEED ASSISTANCE
The list above should allow you to solve most of the operating problems you are
likely to encounter. Simply disconnecting the chart plotter from power for a moment may
solve your problem as well.
If this does not help, you can try one additional memory clear option. This is a
factory default RAM Clear that should only be tried after all other attempts have been
made. When using the RAM Clear feature, you will loose all user stored information and the
chart plotter will default to factory settings. Before this step, you have the option of saving
user Marks, Track history and Routes to a User C-CARD (this is an optional purchase from