Garmin GPS 155XL Pilot's Manual & Reference page 30

NAV KEY
SECTION
1
Receiver
Status Field
'Acquiring' satellites for navigation. In this case,
the satellites are being received, but the data is
still being collected before a position can be
determined.
'Searching the Sky' for satellites. No satellite
almanac data exists in the GPS 155XL. It must
be recollected from the first available satellite.
20
To change the DOP/EPE field:
N O
1. Press and rotate
2. If the desired field (EPE or DOP) is not displayed, press
K
3. Use to change between 'epe' and 'dop'. Press
The receiver status field, located on the second line (left side) of the page, will
display the following messages under the appropriate conditions:
Search Sky - The GPS 155XL is searching the sky for visible satellites. You
will be informed with the message 'Searching the Sky'.
Acquiring - The GPS 155XL is acquiring satellites for navigation.
2D Nav - The GPS 155XL is in 2D navigation mode. If your installation
does not include an altitude serializer, you must enter the alti-
tude manually (see page 2). '2D Dif Nav' will appear when you
are receiving DGPS corrections in 2D mode.
3D Nav - The GPS 155XL is in 3D navigation mode and will compute
altitude. '3D Dif Nav' will appear when you are receiving DGPS
corrections in 3D mode.
Simulator - The GPS 155XL is in simulator mode, which should only be
used for practice and trip planning. Never use simulator mode
for actual navigation.
Poor Cvrge - The GPS 155XL cannot acquire sufficient satellites for navigation.
Need Alt - The GPS 155XL needs altitude in order to start/continue naviga-
tion. Press N to display the position page and enter altitude.
Not Usable - The GPS 155XL is unusable due to incorrect initialization or
abnormal satellite conditions. Turn the unit off and on again.
AutoLocate - The GPS 155XL is looking for any satellite whose almanac has
been collected. This process can take up to five minutes.
to display the satellite status page.
C
.
C
to finish.