America Inc. Fish Finder User Manual

11
4
BASIC OPERATION
■ IR function
Radar interference may appear when another ship’s
radar is operating on the same frequency band in
close proximity. The IR function can eliminate this type
of interference. (p. 6)
q Push [MENU]/[ ] to call up VIDEO menu.
w Push [Ú] until the “IR” section becomes highlighted.
e Push [Ω ≈] to select IR function 1, 2 or OFF.
•“IR” appears in the upper right of the screen, when the
function is activated.
■ STRETCH function
The blips can be magnified electronically for easier
viewing of small targets. (p. 6)
q Push [MENU]/[ ] to open the VIDEO menu.
w Push [Ú] to select “STRETCH”, then push [≈] to
turn the function ON.
■ ZOOM function
The ZOOM function expands the target to two times
normal size.
• This function is available up to a 24 NM range or shorter ex-
cept
1
⁄8 NM.
q Push [Ù Ú Ω≈] to move the cursor to the desired
target.
w Push [TARGET]/[ ] and [TRAILS]/[ ] si-
multaneously to toggle the ZOOM function ON and
OFF.
•“ZOOM” appears in the lower right of the screen.
With ZOOM function ON
Normal screen
NOTE: Turn OFF this function during normal opera-
tion.
With STRETCH ON
Normal screen
With IR function ON
Radar interference
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