To View Compass; Compass Sensor Calibration - Oregon Scientific RA123 User Manual

TO VIEW COMPASS

• Press COMPASS to navigate to the Compass
mode.
NOTE The compass display is active for 30 seconds at
a time. After this, the display will go back to the previous
mode.
NOTE Always take bearings in the open air, not inside
buildings, tents, caves, or other shelters.
NOTE Compass readings should be performed
away from magnetic materials. Avoid large magnetic
objects, power lines, loudspeakers, electric motors
etc.

COMPASS SENSOR CALIBRATION

Before the compass is first used, we recommend that
you calibrate the compass sensor.
To calibrate the compass sensor:
1. Press COMPASS to navigate to the Compass
mode.
2. Press and hold COMPASS to enter settings mode.
3. Press ALT / + or BARO / - to navigate to Calibration
mode.
4. Press TIME to begin calibration of the compass.
5. Rotate the watch counter clockwise at the same speed
as the moving segments around the circumference
of the display. The rotation will be finished once you
have performed 1 1⁄4 turns and the display will appear
as shown below:
7