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Fishnder 340C Owner’s Manual 
usIng the fIshfInder 340c > understAndIng the MAIn PAges
To split the screen:
1. From a Sonar Page, press ADJ/MENU.TheAdjustment
Menu appears.
2. Use the ROCKER to select Split When Zoomed,andpress
ENTER.
3. Use the ROCKER again to select On,andpressENTER.
The current page is now a split screen.
If the Zoom option was set to Off,thelastusedZoom
settingisusedforonesideofthesplitscreen,andtheother
sideofthescreenisnotzoomed.Ifthescreendoesnot
split, select a setting other than Off for the Zoom option.
If Zoom contains a setting other than Off, the current Zoom
settingisusedforhalfofthescreen,andtheothersideis
notzoomed.
Using the Flasher Page
If you prefer the appearance of asher sonars, use the Flasher Page.
It provides an almost instantaneous return of what is below your
boat. See “Using the Adjustment Menu” on page 35 for information
about the settings and how to change them.
The most intense, constant signal on the Flasher Page is the actual
depth and bottom:
• A
 (such as silt or mud) creates a signal that is
narrow and more faint.
• A
 (such as sand or rock) creates a signal that is
wider.
The colors indicate the different strengths of the signals.