Operation Manual

8120 Installation and Operation Manual64
example vary the speed of one engine or
have one engine running and the other
stopped.
3 Press or
to select the line with data
for the port engine. Press
ENTER
. Press
to
select Port and press
ENTER
.
4 Repeat steps 2 and 3 for the starboard
engine.
5 Press
ESC
when done.
Speed source
If both paddlewheel sensor and GPS speeds
are available, select the source of speed
readings for fuel calculations. If there is a
current or tide, these speeds and the fuel
calculation results will be different.
17-6 Setup > Track
Press
SETUP
then select Track:
Tracking records and displays the boat’s
course on the chart (see section 3-5). Five
different tracks can be recorded: track 1 has
up to 2000 points and tracks 2, 3, 4 and 5
have up to 500 points each.
Record
Off: The Instrument stops recording a
track.
1 to 5 (select a track number): The
Instrument starts recording the boat’s
course into the selected track.
Display
Off: No track is shown on the chart.
1 to 5 (select a track number): The
selected track is shown on the chart.
Plotting Interval
Select the plotting and recording interval.
The options are Distance or Time.
Distance
Select the distance plotting interval: 0.01,
0.05, 0.1, 0.5, 1.0, 2.0, 5.0 or 10.0 distance units.
Time
Select the time plotting interval: 1, 5, 10 or 30
seconds or 1 minute.
Memory used
The percentage of memory used in the track
being recorded.
Tip: Use the user card window to check the
number of points recorded in each track
(see section 14).
Send track
This option is included for compatibility
with older units. For information, see your
NAVMAN dealer.
Delete track
The data in the track selected for Record (see
above) is deleted.
Water speed: Use paddlewheel sensor
speed (boat speed through the water).
This gives a more accurate value for
Economy.
GPS: Use GPS speed (boat speed relative
to land). This gives a more accurate value
for Range.