236 E-Series Networked Display Reference ManualSelecting the COG/SOG filterThe COG/SOG filter should be set to the level appropriate to your boat’s use and to thelevel of oscillation being experienced by the GPS:• HIGH - for use when trawling or when there is a high level of oscillation.• MEDIUM - for general use• LOW - for use when travelling at speedCompass SetupThis option can be used to linearize a Raymarine ST80 active compass or SmartHeading sensor connected on SeaTalk. To linearize (‘swing’) your compass proceed asfollows:1. Select the LINEARIZE COMPASS option:2. When instructed to align heading:Display SetupMENU OPTION OPTIONS(Default in bold)Soft key AutohideControls whether the soft key bar is automatically hidden ifnot used for a period of 10 seconds. Pressing any key re-displays the soft key bar.OFFONCursor AutohideControls whether the cursor is automatically hidden if notused for 10 seconds. Pressing any key re-displays the cursor.OFFONKey beepControls whether a noise is made when you press a key.OFFONText sizeControls the size of the text on the screenSmallLargeLINEARIZECOMPASS Follow on screeninstructionsHighlight Compassset upSelect Compass set upD8670_1MENUSetupRadar Setup...GPS Status...Compass Setup...System Setup...ALIGN HEADINGTurn one click at a timeto fine tune headingD6871_1