| 摘要 |
PROBLEM TO BE SOLVED: To provide a fish finder for surely stopping scroll, using a single operation. SOLUTION: In a fish finder, displaying a detection signal as one display line and constituting a display screen of this display line and further equipped with the scroll speed selection means of the display screen and scrolling the display screen at a selected speed, a scroll stop means is provided separately from the scroll speed selection means. With this constitution, the problem of the conventional technique is solved.
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