84
GPSMAP 188/188C Sounder Owner’s Manual
U
SING
S
ONAR
>
S
ONAR
P
AGE
Show Pointer Option
Data Window
Pointer
To mark an underwater waypoint:
1. From the Sonar Page, press
MENU
, highlight
Show
Pointer
, and press
ENTER
to pause the screen movement.
2. Use the
ROCKER
to move the pointer onto the target, such
as underwater drop offs and stumps, you want to mark. The
data window at the top of the screen displays the pointer’s
depth, coordinates, bearing, and distance from your current
location.
3. Press
ENTER/MARK
. The New Waypoint Page appears
with the waypoint’s coordinates, default three-digit name,
and pointer depth automatically filled in.
4. To change the name, symbol or depth, highlight the
appropriate field and press
ENTER
. Make your changes
and press
ENTER
when finished.
5. When finished, highlight
OK
, and press
ENTER
.
6. To return to the standard Sonar Page, press
QUIT
; or press
MENU
, highlight
Hide Pointer
, and press
ENTER
.
Show/Hide Numbers
—toggles showing/hiding the data fields on
the sonar display.
Show Numbers Option
Change Numbers
—allows you to specify the type of data
displayed in each data field. For detailed instructions on changing
the data fields, see
.
Summary of Contents for GPSMAP 188C
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