The zoom function is accessed by using the IN andOUT key when viewing the Sounder Page.Once activated, the zoomed picture becomes theSounder Page display. Note: The zoom function canonly be deactivated by pressing the OUT key until theoriginal zoom scale appears.The zoom function operates in either Auto range orManual range. Zooming while in Auto will continue tofollow the bottom contour, while zooming in Manualwill show the selected depth.To access the sounder zoom function:1. While viewing the Sounder Page, press I once.The 2X screen will appear. Note: the current zoom scalewill be displayed in the upper left corner of the screen.2. Press I once more to advance to the 4X screen.3. To deactivate the sounder zoom function, press Ionce. You may also press and hold H until the originalscale picture appears and a triple beep sounds.Moving the Zoom WindowYou may move the displayed range on a zoomedscreen at any time, just as you would a non-zoomscreen, by pressing the arrow keypad up or down. Thiswill move the zoom “window”.If you prefer to keep the window in its new posi-tion, you will need to save the change. Note: Saving thenew window position requires different steps if you arein Auto range when you move the window versus beingin Manual when the window is moved.To save a zoom window range in Auto:1. Press the R keypad up to view a shallower range ordown to view a deeper range. The range scale on theleft side of the zoomed picture will be highlighted.2. When the window reaches the desired range, pressF to accept. A ‘Change To Manual Range?’ windowwill appear. Highlight ‘Yes” and press F.3. If you do not want to save the range, highlight ‘No’ andpress F. You may then resume manually moving thezoom window.4. Press Q at any time to return to an auto range modedisplay.Sounder Zoom& ZoomWindowGETTINGSTARTED16Pressing the IN key oncewhile on the Sounder Pageactivates the 2X Zoom.The zoom window may bemoved at any time by usingthe arrow keypad.