Lowrance electronic 540c Baja - Manual (Page 50)

42
Basic GPS Quick Reference
Start outdoors, with a clear view of the open sky. As you practice, try navi-
gating to a location at least a few blocks away. Navigation in too small an
area will constantly trigger arrival alarms.
1. Depress the
PWR
key to turn on the unit.
2. Opening screen displays map of North America at the 4,000-mile
zoom range. Rotate through the four main Page screens (Satellite
Status Page, Navigation Page, Map Page and Radar Page) by pressing
PAGES
| ← or → to select Page Name|
EXIT
. Switch Pages to display Sat-
ellite Status Page.
3. 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
when it is unobstructed by terrain or structures. When the unit acquires
position, a tone sounds and a position acquired message appears.
4. With position acquired, press
PAGES
key to display the Map Page,
which gives you a bird's eye view. You can manipulate 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 map north, south, east or west using arrow keys ↑ ↓ → ← .
To stop scrolling and return to current position on map, press
EXIT
key.
5. Set a waypoint (Wpt 001) at your current position so you can navigate
back here: press
WPT
|
WPT
. Waypoint symbol and "001" appears.
6. Zoom/scroll map to find a nearby object or location to go to. Use ar-
row keys to center cursor crosshairss over the map object or location.
7. Navigate to the selected destination: press
MENU
|
ENT
|
EXIT
. Follow dot-
ted course line on Map Page or compass bearing arrow on Navigation Page.
8. 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
.
9. Return to Wpt 1 by Navigate To Waypoint or Backtrack Trail. To
Waypoint: press
WPT
| → to
S
AVED
|
ENT
|
ENT
|
ENT
. Use ↑ or ↓ to select
Wpt 001, press
ENT
|
ENT
; follow navigation displays. Trail: press
MENU
|
MENU
| ↓ to
M
Y
T
RAILS
|
ENT
. Press ↓ to Trail 1|
ENT
| →|↓ to
N
AVI-
GATE
|
ENT
| ↓ to
N
AVIGATE
|
ENT
| → to
R
EVERSE
|
ENT
| ← to
N
AVIGATE
|
ENT
. (If
arrival alarm sounds, press
EXIT
.) Follow navigation displays.
10. Back home, Arrival Alarm goes off; press
EXIT
. Cancel navigation:
press
MENU
|
MENU
| ↓ to
C
ANCEL
N
AVIGATION
|
ENT
| ← to Y
ES
|
ENT
.
11. To turn off the unit, press and hold
PWR
key for three seconds.