Display Settings; Adjusting The Backlight; Setting The Device Tones; Marine Settings - Garmin GPSMAP 66 Owner's Manual

Interface: Sets the format of the serial interface
Settings, page 9).
AA Battery Type: Allows you to change the type of AA battery
you are using.
NOTE: This setting is disabled when the NiMH battery pack
is installed.
GPS and GLONASS
The default satellite system setting is GPS + GLONASS, which
offers increased performance in challenging environments and
faster position acquisition. Using GPS and GLONASS can
reduce battery life more quickly than using GPS only.
Serial Interface Settings
Select Setup > System > Interface.
Garmin Spanner: Allows you to use the device USB port with
most NMEA 0183-compliant mapping programs by creating a
virtual serial port.
Garmin Serial: Sets the device to use a Garmin proprietary
format to exchange waypoint, route, and track data with a
computer.
NMEA In/Out: Sets the device to use standard NMEA 0183
output and input.
Text Out: Provides simple ASCII text output of location and
velocity information.
RTCM: Allows the device to accept Differential Global
Positioning System (DGPS) information from a device
supplying Radio Technical Commission for Maritime Services
(RTCM) data in an SC-104 format.
MTP: Sets the device to use Media Transfer Protocol (MTP) to
access the file system on the device instead of mass storage
mode.

Display Settings

Select Setup > Display.
Backlight Timeout: Adjusts the length of time before the
backlight turns off.
Battery Save: Saves the battery power and prolongs the battery
life by turning off the screen when the backlight times out.
Colors: Changes the appearance of the display background and
selection highlight.
Main, Setup, Find Style: Changes the style of the menu
system.
Screen Capture: Allows you to save the image on the device
screen.

Adjusting the Backlight

1
Select to open the status page.
2
Use and to adjust the brightness.

Setting the Device Tones

You can customize tones for messages, keys, turn warnings,
and alarms.
1
From the app drawer, select Setup > Tones > Tones > On.
2 From the home screen, select Setup > Tones > Tones > On.
3
Select a tone for each audible type.

Marine Settings

From the app drawer, select Setup > Marine.
Marine Chart Mode: Sets the type of chart the device uses
when displaying marine data. Nautical displays various map
features in different colors so the marine POIs are more
readable and so the map reflects the drawing scheme of
paper charts. Fishing (requires marine maps) displays a
Customizing the Device
(Serial Interface detailed view of bottom contours and depth soundings and
simplifies map presentation for optimal use while fishing.
Appearance: Sets the appearance of marine navigation aids on
the map.
Marine Alarm Setup: Sets alarms for when you exceed a
specified drift distance while anchored, when you are off
course by a specified distance, and when you enter water of
a specific depth.
Setting Up Marine Alarms
1
From the app drawer, select Setup > Marine > Marine
Alarm Setup.
2
Select an alarm type.
3
Select On.
4
Enter a distance, and select ENTER.
Resetting Data and Settings
You can reset trip data, delete all waypoints, clear the current
track, or restore default values.
1
From the app drawer, select Setup > Reset.
2
From the home screen, select Setup > Reset.
3
Select an option:
• To reset data specific to a trip, such as distance and
averages, select Reset Trip Data.
• To delete all saved waypoints, select Delete All
Waypoints.
• To clear the data recorded since you started your current
activity, select Clear Current Activity.
NOTE: The device continues to record new data for the
current activity.
• To reset the settings for your current activity type to the
factory default values, select Reset Activity Settings.
• To restore all device settings to the factory default values,
select Reset All Settings.
NOTE: Resetting all settings clears all geocaching activity
from your device.
Changing the Page Sequence
1
Select Setup > Page Sequence.
2
Select a page.
3
Select Move.
4
Move the page up or down in the list.
5
Select ENTER.
TIP: You can select PAGE to view the page sequence.
Adding a Page
1
Select Setup > Page Sequence.
2
Select Add Page.
3
Select a page to add.
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