Furuno GP-3700F Operator's Manual page 44

3. TRACK
How to change the memory capacity for own track
The default memory capacity for track is 30,000 points. If you don't need to record that
many track points, you can change the memory capacity as shown below. If the num-
ber of track points currently saved in the memory exceeds the track memory capacity,
the oldest points over the capacity are erased. If you require the points, save them to
a internal memory (see section 10.2.1) or a USB flash memory (see section 10.3.3).
1. Press the MENU key to open the main menu.
2. Select [4. MARK/TRACK SETTING].
3. Select [OWN TRACK MAX POINTS] on page 1.
4. Press the numeric keys to enter the max. memory points for own track. The fol-
lowing confirmation message appears.
5. Select [RUN].
6. Press the DISP key to close the menu.
Time mark
The time marks "T" are displayed on the own ship track every hour on the hour by de-
fault (see the figure at the top left on page 3-1). To hide the time marks, do the follow-
ing:
1. Press the MENU key to open the main menu.
2. Select [4. MARK/TRACK SETTING].
3. Select [DISPLAY TIME MARK] on page 2.
4. Select [HIDE].
5. Press the DISP key to close the menu.
3-2
OWN SHIP TRACKS BEYOND xxxx
WILL BE DELETED FROM SAVED TRACKS.
ARE YOU SURE?
RUN CANCEL
xxxx: Setting value