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Zoom Width
Zoom Width adjusts the width of the Zoom window
on the Sonar Zoom View.
To change the Zoom Width Setting:
1. Highlight Zoom Width on the Sonar main menu.
2. Use theLEFT orRIGHT 4-WAYCursor Controlkeys tochange theZoom Width
setting. (Narrow, Medium, Wide, Default = Wide)
83 kHz Sensitivity
(Advanced)
83 kHzSensitivity changesthe sensitivityof the 83kHz beam. Increasing the83 kHz
Sensitivity willdisplay additionalweak returnsand decreasingthe 83kHz Sensitivity
will display fewerweak returns. The 83kHz Sensitivity menu choiceis only available
when User Mode is set to Advanced (see Setup Menu Tab: User Mode).
NOTE:83kHzSensitivityisparticularly usefulforadjustingthesensitivityofthe83kHz sonar
returns in the 200/83 kHz Split Sonar View. The 83 kHzsensitivity can be adjustedwithout
affectingthe sensitivity ofthe200kHzreturns showninthe200kHzsonar window.
To set the 83 kHz Sensitivity:
1. Make sure you arein Advanced UserMode, thenhighlight 83 kHzSensitivity
on the Sonar main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to set the 83 kHz
Sensitivity. (-10 to +10, Default = 0)