10Getting StartedMarking WaypointsTo mark your present position:1. Hold down the ENTER/MARK key until the ‘New Waypoint’ window appears then release thekey. The window will show a default three-digit waypoint name/number (001), symbol (dot), andposition. You can leave the name as the auto-assigned number, but for this exercise, lets changethe name to ‘DOCK’.2. Use the ARROW KEYPAD to highlight the waypoint name field (001) and press ENTER/MARK.You will see that just the first ‘0’ is now highlighted.3. Press LEFT on the ARROW KEYPAD to clear the name field.4. Press UP or DOWN on of the ARROW KEYPAD until the letter ‘D’ appears, and then press RIGHTto go to the next space to the right, then UP or DOWN again until ‘O’ appears. Repeat this until youhave entered the name ‘DOCK’. If you make a mistake and select an incorrect character, simply pressLEFT on the ARROW KEYPAD to backspace the cursor and then UP or DOWN to correct the entry.(If you accidentally press ENTER/MARK before you are done, simply press ENTER/MARK againand move the highlight to where you left off.)5. After you have entered all the letters, press ENTER/MARK to confirm the name.6. To access the waypoint symbol page, highlight the waypoint symbol field, which is to the left of thewaypoint’s name and press ENTER/MARK. The default symbol is a dot.7. You will see an alphabetical list of available waypoint symbols to choose from. Press the ARROWKEYPAD UP or DOWN until you highlight the ‘ANCHOR’ symbol. You will see a scroll bar on theright of the window indicating your current position on the entire list of symbols.8. Press ENTER/MARK to confirm the ‘ANCHOR’ symbol.9. Highlight ‘OK’ at the bottom of the window and press ENTER/MARK again to confirm the ‘OK’prompt and save the waypoint.The waypoint is now stored in memory. Note that waypoints may also be created graphically fromthe map display or by manually entering position coordinates. Each of these techniques is described inthe reference section of the manual and/or on your GPSMAP 188/188C/238 Sounder Quick ReferenceGuide.Press ENTER/MARKafter entering the name.You can choose from a listof useful symbols.There are two Diver Downwaypoint symbols to selectfrom: the International andU.S. versions.