Hallo,
vielleicht ineressant:
Undocumented Features
( Quelle: sports.groups.yahoo.com/group/GarminF )
DIAGNOSTICS: Hold down ENTER then turn on the unit it will boot to a diagnostic screen. This screen tells you such information as software version, unit temperature, battery voltage, etc. When on the diagnostic screen you can press MODE repeatedly to see a bunch of different testing screens.
HARD RESET: To clear out all users settings and to revive the unit, you can perform a hard reset. Hold down RESET then press and hold POWER on.
Warning: All of your data in the Forerunner 201 will be erased!
RESET: To reset the unit, turn the unit off. Press and hold the MODE and ENTER button simultaneously and press and release the power button. The screen should turn light gray- continue holding the mode and enter button until the Forerunner startup screen appears.
Warning: All of your data in the Forerunner 201 will be erased!
AUTOLOCATE: With the unit off, while pressing the Down key, hit the Power button. The splash screen will appear and the existing satellite data (not YOUR log data) from the former location will be erased and new satellite data from the new location will be acquired faster.
Benutzung auf eigene Gefahr 
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