Furuno NAVNET 1823C - Manual (Page 195)

5. CUSTOMIZING YOUR UNIT
5-21
NAV
SETUP
EDIT
RETURN
* For GPS receiver other
than GP-310B/320B.
POSITION SOURCEALL
SPEED AVERAGING*
0060second(s)
LOCAL TIME OFFSET* +00:00
TEMP CALIBRATION 00
°
F
DEPTH CALIBRATION 00ft
Nav setup menu
5.7 Navigator Setup
This section provides the information necessary for selecting the type of
navigator connected to your plotter.
5.7.1 Navigation data source
The NAV
SETUP menu
mainly selects
the source of
nav data. For
GPS receiver
other than the
GP-310B/320B,
speed
averaging and
local time
offset (to use local time) are also available. Press the [MENU] key followed by
the SYSTEM CONFIGURATION, NAV OPTION and NAV SOURCE SETTINGS
soft keys to display this menu.
Contents of nav setup menu
Item Description Settings
Position
Source Chooses source of position data. FURUNO BB GPS: GPS
Receiver GP-310B/320B
GP: GPS navigator (via
NETWORK or NMEA port)
LC: Loran C navigator (via
NETWORK or NMEA port)
ALL: Multiple navaid connection
(via NETWORK or NMEA port)
Speed
Averaging Calculation of ETA is based on average
ship’s speed over a given period. If the
period is too long or too short, calculation
error will result. Change this setting if
calculation error occurs. The default setting
is suitable for most conditions.
0-9999 seconds
Local Time
Offset GPS uses UTC time. If you would rather use
local time, enter the time difference between
it and UTC. This setting is not necessary
when the time difference is entered at the
GPS navaid which is connected. Use the +
<- -> - soft key to switch from plus to minus
and vice versa.
-13:30 to +13:30 hours
Temp
Calibration Offsets NMEA water temperature
data. -40°F - 40°F
Depth
Calibration Offsets NMEA depth data. -15 - +90 ft