Polaris RiderX PIDD Owner's Manual page 74

13. After the restart, read the warning message.
"WARNING! Maps/Trails are supplied as an aid and
should not be used for any purpose requiring precise
measurement of direction, distance of location.
Polaris makes no warranty as to the accuracy or
completeness of this map data."
14. Press Key 3 to accept. The screen displays the files
found on the USB flash drive.
Key 1
15. Press Key 3 or Key 4 to toggle to the desired file.
Press Key 5 to select.
Key 1
16. Press Key 5 to confirm.
Key 2 Key 3
Key 2 Key 3
Key 4
Key 4
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Key 5
Key 5