Fig. 2.2.2a - Sensitivity sub-menu

Pressing [CLEAR] turns off the Sensitivity menu.

The CLEAR key

By pressing [CLEAR] the Variable Depth Marker (VDM) is hidden.

The ZOOM IN and ZOOM OUT keys

From this page pressing [ZOOM IN] once changes to Zoom 2X, pressing [ZOOM IN] twice changes to Zoom 4X, while pressing [ZOOM OUT] reverts to Zoom 2X and no zoom.

2.2.350/200 kHz Full Display page

To display the Fish Finder Dual Display, follow this procedure:

[PAGE] + "50/200 kHz Full Display" + [ENTER]

Fig. 2.2.3 - Fish Finder Dual Frequency mode

The Cursor key

Moving the cursor to the right or the left moves the Variable Depth Marker (VDM) between the 50 and 200kHz displays. Moving the cursor up or down will move the VDM up and down. Press [CLEAR] to hide the VDM.

The ZOOM IN and ZOOM OUT keys

From this page pressing [ZOOM IN] once changes to Zoom 2X, pressing [ZOOM IN] twice changes to Zoom 4X, while pressing [ZOOM OUT] reverts to Zoom 2X and no zoom.

2.2.4Zoom Full Display page

To display the zoomed Fish Finder page on the left half of the screen and the unzoomed Fish Finder Display on the right half of the screen, follow this proce- dure:

[PAGE] + "Zoom Full Display" + [ENTER]

User Manual

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Interphase Tech U1-BBFF-DFN user manual 3 50/200 kHz Full Display, Zoom Full Display, Clear key, Zoom in and Zoom OUT keys