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Garmin echoMAP CHIRP 74sv Owner's Manual

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Select Yes.
Clearing All Locked Channels on a SiriusXM Radio
Before you can clear all locked channels, the parental controls 
must be unlocked.
1
From the media screen, select Browse > Parental > Clear 
All Locked.
2
Enter your passcode.
Setting the Device Name
1
From the media screen, select MENU > Installation > Set 
Device Name.
2
Enter a device name.
3
Select SELECT or Done.
Updating the Media Player Software
You can update the software on compatible connected stereos 
and accessories.
1
Go to 
the software update onto a USB flash drive.
Software updates and instructions are available on your 
device product page.
2
Insert the USB flash drive into the USB port of the stereo.
3
On the chartplotter media screen, select MENU > 
Installation > Update Software.
4
Select the item to update.
Device Configuration
Turning On the Chartplotter Automatically
You can set the chartplotter to turn on automatically when the 
power is applied. Otherwise, you must turn on the chartplotter by 
pressing  .
Select Settings > System > Auto Power.
NOTE: When Auto Power is On, and the chartplotter is 
turned off using  , and power is removed and reapplied 
within less than two minutes, you may need to press   to 
restart the chartplotter.
System Settings
Select Settings > System.
Display: Adjusts the backlight brightness and color scheme.
Beeper: Turns on and off the tone that sounds for alarms and 
selections.
GPS: Provides information about the GPS satellite settings and 
fix.
Auto Power: Turns on the device automatically when power is 
 ).
Language: Sets the on-screen text language.
Speed Sources: Sets the source of the speed data used to 
calculate true wind speed or fuel economy. Water speed is 
the speed reading from a water-speed sensor, and GPS 
speed is calculated from your GPS position.
System Information: Provides information about the device and 
the software version.
Simulator: Turns on the simulator and allows you to set the 
speed and simulated location.
Display Settings
Not all options are available on all models.
Select Settings > System > Display.
Backlight: Sets the backlight level.
Color Mode: Sets the device to display day or night colors.
Screenshot Capture: Allows the device to save images of the 
screen.
GPS Settings
Select Settings > System > GPS.
Skyview: Shows the relative position of GPS satellites in the 
sky.
WAAS/EGNOS: Turns on or off WAAS (in North America) or 
EGNOS (in Europe), which can provide more-accurate GPS 
position information. When using WAAS or EGNOS, the 
device may take longer to acquire satellites.
Speed Filter: Averages the speed of your vessel over a short 
period of time for smoother speed values.
Source: Allows you to select the preferred source for GPS.
Viewing the Event Log
The event log shows a list of system events.
Select Settings > System > System Information > Event 
Log.
Viewing System Software Information
You can view the software version, the basemap version, all 
supplemental map information (if applicable), the software 
version for an optional Garmin radar (if applicable), and the unit 
ID number. You may need this information to update the system 
software or to purchase additional map data information.
You can view the software version, the basemap version, all 
supplemental map information (if applicable), and the unit ID 
number. You may need this information to update the system 
software or to purchase additional map data information.
Select Settings > System > System Information > 
Software Information.
My Vessel Settings
NOTE: Some settings and options require additional charts or 
hardware.
Select Settings > My Vessel.
Keel Offset: Offsets the surface reading for the depth of a keel, 
making it possible to measure depth from the bottom of the 
keel instead of from the transducer location (
).
Temp. Offset: Compensates for the water temperature reading 
from a NMEA 0183 water-temperature sensor or a 
temperature-capable transducer (
).
Calibrate Water Speed: Calibrates the speed-sensing 
.
Fuel Capacity: Sets the combined fuel capacity of all the fuel 
).
Vessel Type: Enables some chartplotter features based on the 
boat type.
Fill Up All Tanks: Sets the tank levels to full (
Add Fuel to Boat: Allows you to enter the quantity of fuel you 
added to your tank, when you did not entirely fill up the tank 
).
Set Total Fuel Onboard: Sets the combined amount of fuel in 
).
Set Gauge Limits: Sets the upper and lower limits of various 
).
Device Configuration
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