7 selecting the training speed, 8 finding echo position with the cursor – Furuno CH-250 User Manual
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3-7
3.7
Selecting the Training Speed
The training speed selects how fast the transducer scans the display sector. Two choices are
available, 3
°
(normal speed, default setting) and 6
°
(high speed), and one may be selected with
the [FAST SCAN] key. Each time the key is pressed the display momentarily shows “NORM”
(normal speed) or “FAST” (high speed).
Normal: 60 transmissions for half circle in increments of 3
°
.
High:
30 transmissions for half circle in increments of 6
°
.
3.8
Finding Echo Position with the Cursor
The cursor measures horizontal range and depth. Operate the Omnipad to place the cursor
where desired. Cursor data appears at the top left-hand corner on the screen.
NAV
DATA
Cursor
Cursor data
+→
: Horizontal range
↓
: Depth
Figure 3-10 Location of cursor position data