Furuno GP-3500F-D Operator's Manual page 186

11. VIDEO SOUNDER OPERATION
How to enable automatic sounder operation
1. Press the [MENU] key to show the main menu.
2. Press the [9] key to show the ECHO SOUNDER SETUP menu.
3. Press the [1] key to show the AUTO MODE window.
4. Press the [1] or [2] key to select "1. CRUISING" or "2. FISHING."
"AUTO-C" or "AUTO-F" appears at the top of the sounder screen, depending on
your selection. (AUTO-C: CRUISING, AUTO-F: FISHING)
5. Press the [ENTER] knob to return to the ECHO SOUNDER SETUP menu.
6. Press the [MENU] key several times to close the menu.
Note: Manual SHIFT and CLUTTER functions are inoperative in the auto mode.
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9. ECHO SOUNDER SETUP
1. AUTO MODE
2. NOISE LIMITER
3. CLUTTER
4. WHITE MARKER
5. HUE
6. USER COLOR SETUP
7. SIGNAL LEVEL
8. PICTURE ADVANCE
TURN KNOB TO SELECT MENU.
SELECT THE ITEM OF EACH MENU BY TRACKBALL.
Echo sounder setup menu
AUTO MODE
1. CRUISING
2. FISHING
3. OFF
Auto mode window
OFF
OFF
4
OFF
1
OFF
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