Lowrance electronic LMS-337C DF - Manual (Page 114)

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Browse MMC Files command: this allows you to view the installed
MMC card and the files it contains.
Pages
The unit has four Page displays that represent the four major operating
modes. They are the Satellite Status Page, the Navigation Page, Map Page
and the Sonar Page. They are accessed by pressing the
PAGES key, then
using
→ or ← to select a Page. (Clear the Pages Menu by pressing
EXIT .)
Pages Menu, showing some Map display options.
Sonar Page
The Sonar Page displays the sonar chart, a view of the water column
from the surface to the bottom. The chart scrolls across the screen from
right to left, displaying signal echoes that represent fish, structure and
the bottom. The Sonar Page is discussed in detail in Sec. 3. To get to
the Sonar Page: Press the
PAGES key, then use
→ or ← to select
S ONAR
.
(Clear the Pages Menu by pressing EXIT .)
Satellite Status Page
The Satellite Status Page, shown, provides detailed information on the
status of the unit's satellite lock-on and position acquisition. To get to
the Satellite Status Page: Press the
PAGES key, then use
→ or ← to
select S
TATUS
. (Clear the Pages Menu by pressing EXIT .)
No matter what Page you are on, a flashing current position indica-
tor/question mark symbol and flashing GPS data displays indicate that
satellite lock has been lost and there is no position confirmed. The Sat-
ellite Status Page shows you the quality and accuracy of the current
satellite lock-on and position calculation.
WARNING:
Do not begin navigating with this unit until the numbers
have stopped flashing!