Garmin eTrex 20 Quick Start Manual - Page 4

2. Insert the batteries, observing polarity. 3. Replace the battery cover, and turn the D-ring clockwise. 4. Hold (page 2). 5. Select Setup > System > Battery Type. 6. Select Alkaline, Lithium, or Rechargeable NiMH. Turning the Device On or Off Hold (page 2). 4 Registering Your Device • Go to http://my.garmin.com. • Keep the original sales receipt, or a photocopy, in a safe place. Satellite Signals After the device is turned on, it begins acquiring satellite signals. The device may need a clear view of the sky to acquire satellite signals. When the GPS bars on the backlight page (page 4) are solid green, your device has acquired satellite signals. The time and date are set automatically based on the GPS position. For more information about GPS, go to www.garmin.com/aboutGPS. Adjusting the Backlight Note: The backlight brightness may be limited when the remaining capacity in the batteries is low. Extensive use of screen backlighting eTrex 20/30 Quick Start Manual