3. Display
3-2
3.2 History mode
History mode displays past 3hours, 6 hours, 12 hours, 24hours depth graph and real time
sounding.
[Sample screen at single frequency] [Sample screen at dual frequency]
No. Function Description
1 Display mode The current display mode and CH number are displayed.
2 Display time The scroll time of the echo drawing area is displayed.
3 Date and time Date and time information from GPS are displayed. When not connected, the internal clock
will be displayed.
4 Latitude / Longitude Latitude / Longitude from GPS is displayed.
5 Time cursor data Displays the depth graph data pointed to by the time cursor. CH1 is brown and CH2 is blue.
The data are Time/Position/Depth/Draft/Keel.
6 Depth value The current water depth value is displayed digitally.
7 Depth display setting The currently selected depth display setting is displayed.
8 Range The current display range is displayed. "Auto" is displayed when auto range is selected.
9 Minutes mark Displayed at 1-minute intervals in echo drawing area. The length of the mark is 1 minute.
10 Hour mark Displayed at 1-hour intervals in history area. The length of the mark is 1 hour.
11 Depth cursor Displays the depth cursor and its water depth value.
12 History time interval The scroll time of the history area is displayed.
13 Time cursor The time cursor in the history area.
14 ZOOM IN The history display time is shortened (5 steps of 48h → 24h → 12h → 6h → 3h)
15 ZOOM OUT The history display time will be longer (5 levels of 3h → 6h → 12h → 24h → 48h)
16 Oscillation line The transmission line from the transducer is drawn horizontally at the top of the echo
drawing area.
Note:
・ LAT/LON display needs to connect position data device.
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Echo drawing area
Histor
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Echo drawing area
Histor
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