Lowrance electronic M68C IceMachine - Manual (Page 99)

91
GPS Quick Reference
Start outdoors, with a clear view of the open sky. As you practice, try
navigating to a location at least a few blocks away. While you're learning,
navigation in too small an area will constantly trigger arrival alarms.
1. Install the unit. (See complete installation details beginning on page 9.)
2. To turn on the M68, press and release PWR key.
3. Opening screen displays the moving map at the 4,000 mile zoom
range. Rotate through the four main GPS Page screens (Full Map, Posi-
tion, Navigation and Satellite Status) by pressing
PAGES |
↓ or ↑ to se-
lect Page Name| EXIT . Switch Pages to display Satellite Status Page.
4. Wait while unit locates satellites and calculates current position. Process
is visible on Satellite Page. This takes an average of 1 minute or less under
clear sky conditions (unobstructed by terrain or structures). When the unit
acquires position, a tone sounds and a position acquired message appears.
5. With position acquired, press PAGES key to display Full Map display,
which shows your position in the center. You can move around the map by:
Zoom in closer to see greater detail: press ZIN (zoom in key.)
Zoom out to see more area, less detail: press ZOUT (zoom out key.)
Scroll display north, south, east or west using arrow keys
↑ ↓ → ←.
To stop scrolling, clear cursor, and return to current position, press EXIT .
6. Set a waypoint (Wpt 001) at your current position so you can navi-
gate back here: press
WPT | WPT . Waypoint symbol and "001" appears.
7. If you've already made some waypoints or event marker icons,
zoom/scroll to find one of them to go to. Otherwise, travel a bit and set
some practice waypoints. When you have one or two, use the arrow
keys to center cursor cross-hair over one of the waypoints.
8. Navigate to selected destination: press MENU | ENT | EXIT . Follow dotted
course line on Full Map or compass bearing arrow on Navigation Page.
9. At destination, Arrival Alarm goes off; to clear it, press EXIT . Cancel
navigation: press MENU | MENU |
↓ to
C
ANCEL
N
AVIGATION
| ENT | ←
to Y
ES
| ENT .
10. Return to Wpt 1 by Backtrack Trail. Press MENU | MENU |
↓ to
M Y
T
RAILS
| ENT . Press
↓ to Trail 1|
ENT |
↓ then → to
N
AVIGATE
| ENT |
→ to
R
EVERSE
R
OUTE
| ENT |
← to
N
AVIGATE
R
OUTE
| ENT . (If arrival alarm sounds,
press EXIT .) Follow navigation displays.
11. Back home, Arrival Alarm goes off; press EXIT . Cancel navigation:
press MENU | MENU |
↓ to
C
ANCEL
N
AVIGATION
| ENT | ←
to Y
ES
| ENT .
12. To turn off the unit, press and hold PWR key for three seconds.