Garmin GPSMAP1222 - Inserting Memory Cards; Acquiring GPS Satellite Signals; Selecting the GPS Source

Inserting Memory Cards
This chartplotter supports up to a 32GB SD
®
memory card, formatted to FAT32 with speed class 4 or higher.
Use of an 8 GB or larger memory card with speed class 10 is recommended.
1 Open the access flap or door on the front of the chartplotter.
2 Insert the memory card .
3 Press the card in until it clicks.
4 Clean and dry the gasket and door.
NOTICE
To prevent corrosion, be sure the memory card, gasket, and door are thoroughly dry before closing the door.
5 Close the door.
Acquiring GPS Satellite Signals
The device may need a clear view of the sky to acquire satellite signals. The time and date are set automatically
based on the GPS position.
1 Turn on the device.
2 Wait while the device locates satellites.
It may take 30 to 60 seconds to acquire satellite signals.
To view the GPS satellite signal strength, select > System > Satellite Positioning.
If the device loses satellite signals, a flashing question mark appears over the boat position indicator ( ) on the
chart.
For more information about GPS, go to garmin.com/aboutGPS. For help acquiring satellite signals, see My
device will not acquire GPS signals, page190.
Selecting the GPS Source
You can select your preferred source for GPS data, if you have more than one GPS source.
1 Select > System > Satellite Positioning > Source.
2 Select the source for GPS data.
Introduction 5