7. Fish Finder
7-21
7.14.2 Fish Finder-DFF1, DFF3/FCV, -ETR-6/10N and -ETR-30N Menus
DFF1, DFF3/FCV, ETR-6/10N, ETR-30N
Picture Advance: See "7.5 Picture Advance Speed" on page 7-10.
Bottom Range Shift Area: Select the area where to show the bottom echo, when
Auto Range is active. For example, setting 75% would place the bottom echo at a po-
sition equivalent to 75% from the top of the display.
Zoom Range Span: Set the zoom range for the bottom zoom and marker zoom dis-
plays. The available ranges are as below. DFF1: 7-400 ft, DFF3/FCV-1150: 16-600 ft,
ETR-6/10N: 7-400 ft, ETR-30N: 7-600 ft
Bottom Lock Range Span: Set the bottom lock range for the bottom lock display. The
available ranges are as below. DFF1: 7-400 ft, DFF3/FCV-1150: 16-600 ft, ETR-6/
10N: 7-400 ft, ETR-30N: 7-600 ft.
Transmit Rate: Change the pulse repetition rate, in 20 levels and Auto. Use 20 (high-
est power) in normal use. Lower the Tx rate in shallow waters to prevent second re-
DFF1, DFF3/FCV sub menu
ETR-6/10N, ETR-30N sub menu
Note: The section belows provides
only descriptions not previously
mentioned.
Range Setup
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