Apollo CNX80 Pilot’s Guide3MENU/ENTER and Line Selection KeysWhen editing information, or a response is required, pressing this keyaccepts the value. In other cases, pressing this key will bring up aseries of menu items on the right side of the display. The menu itemsare then selected by pressing the key to the right of it. Pressing theMenu/Enter key while the menu items are shown will make them dis-appear.Large/Small KnobsYou can move the cursor or highlight information by turning the Largeknob. Turn the Small knob to change information.CRSRPress the Small knob in to activate the cursor. The area on the displaythat you can now edit will be highlighted. Now you can change informa-tion with the Small knob and move the cursor to the next area to editwith the Large knob. If you are in Map mode, pressing the CRSR acti-vates PAN mode. In Transponder mode, it allows editing codes.FNPress the FN key to page through the available gro of Functions thatappear at the bottom display. The “smart” keys located below eachlabel will activate that function.DatacardThe Map database and other information is stored on a data card. Theuse of a data card allows you to easily update information.NoteOnly change the data card when the power is turnedoff or you may damage your unit.Handle your data card carefully. Do not touch the connector edge ofthe data card. To eject the card, press the data card ejector. Gently pullthe card straight out of the slot. Insert a data card by pushing the cardstraight into the slot. When fully inserted, the data card and eject but-ton will be flush and slightly recessed into the bezel.When contacting your dealer or the Garmin AT technical services staff,eject the data card and write down the information shown on the label.NoteNever insert or eject the data card with the power on.Controls