Garmin gpsmap 4008 User Manual

Page of 56
30 
GPSMAP
®
 4000/5000 Series Owner’s Manual
Configuring the Chartplotter
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time Format—select a 12-hour, 24-hour or UTC time format.
time Zone—set the time zone you want displayed for time readings.
Daylight Saving time—indicate whether you want daylight saving time 
Off
On
, or 
Auto
. The 
auto setting automatically turns daylight saving time on or off, depending on the time of year.
Configuring Communications Settings
To change the communications settings from the Home screen, select 
Configure 
Communications
.
Port Types—select the input/output format (
NMEA Std.
 or 
NMEA High Speed
) for each port 
to use when connecting your chartplotter to external NMEA devices, a computer, or other Garmin 
devices.
NMEA Std.—supports the input or output of standard NMEA 0183 data, DSC, and sonar NMEA 
input support for the DPT, MTW, and VHW sentences. 
NMEA High Speed—supports the input or output of standard 0183 data for most AIS receivers.
NMEA 0183 Setup—enable or disable NMEA 0183 output sentences for sounder, route, system, 
and Garmin NMEA settings.
To enable or disable NMEA 0183 output sentences:
1.  From the Home screen, select 
Configure
 > 
Communications
 > 
NMEA 0183 Setup
.
2.  Select a setting (
Sounder
Route
System
, or 
Garmin
).
3.  Select the NMEA 0183 output sentence.
4.  Select 
Off 
to disable, or select 
On
 to enable the NMEA 0183 output sentence.
Posn. Precision—adjust the number of digits (
Two Digits
Three Digits
, or 
Four Digits
) to 
the right of the decimal point for transmission of NMEA output.
Waypoint IDs—select how the unit outputs waypoint identifiers (
Names 
or 
Numbers
).
Defaults—reset NMEA 0183 settings to their default settings (
OK 
or 
Cancel
).
NMEA 2000 Setup—View and configure the devices connected to the NMEA 2000 network and set 
bridging to 
On
Off
, or 
Auto
.
Device List—lists the NMEA 2000 devices on your network. If the NMEA 2000 device has 
configuration options or settings, select the device for a list of options.
Bridging—enables or disables the output from Garmin sensors or NMEA 0183 devices to your 
NMEA 2000 network.
Wireless Devices—Allows wireless devices, such as a remote control or optical mouse to 
communicate with the chartplotter.
Preferred Sources—Allows selection of a preferred device when more than one source is available 
for the same function.
Setting Alarms
You can set the unit to sound an audible alarm when certain conditions are met. By default, all 
alarms are turned off.
To set an alarm:
1.  From the Home screen, select 
Configure
 > 
Alarms
.
2.  Select an alarm category.