Garmin GPS 48 Owner's Manual - Page 50

REFERENCE Menu Page & System Setup The Menu Page allows the user quick access to the units setup pages. The GPS 48 will calculate the sunrise and sunset times of any stored waypoint or your present position. To calculate, enter the date and year and press ENTER. 46 Menu Page The GPS 48's Menu Page provides access to additional pages (submenus) that are used to select and customize operation and navigation setup. These eight pages are divided into categories by function. We've already gone over the waypoint and route management pages in their respective sections. Let's review the rest of these pages in the order they appear on the Menu Page. To select a submenu page from the Menu Page: 1. Highlight the page, and press E. 2. To return to the Menu Page, press Q. Distance and Sun Calculations The distance and sun calculation page will give you the distance and bearing between any two waypoints or between your present position and a waypoint. It will also calculate the sunrise and sunset (in local time) for a particular date at either your present position or any stored waypoint. To perform a distance and sun calculation: 1. Highlight the 'FROM' field, enter the desired waypoint, and press E. 2. Highlight the 'TO' field, enter the destination waypoint, and press E. 3. The 'DATE' field will become highlighted. Enter the date you'll arrive at your destination, and press E. If you haven't marked your present position as a waypoint or you leave the 'TO' field blank, the sunrise and sunset at your present position will be shown. Setup Menu The setup menu allows the user to access the units system, navigation, interface and alarms setup pages. System Setup The system setup page is used to select the operating mode, time offset, and screen preferences. The GPS 48 has two operating modes: • Normal Mode operates the unit at maximum performance, and provides battery life of up to 12 hours on alkaline batteries.