Casio 3069 Manual page 13

• You can use buttons A, B, and C to enter a sensor mode directly from
the Timekeeping Mode or from another sensor mode. To enter a sensor
mode from the Data Recall, World Time, Stopwatch, Countdown Timer,
Alarm, or Receive Mode, first enter the Timekeeping Mode and then press
the applicable button.
Sensor Modes
Press A.
Press C. Press B.
Digital Barometer/
Compass Mode Thermometer Mode Altimeter Mode
Press D.
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