Casio 2891 User Manual

Operation Guide 28911Your watch runs on electrical power generated from light and stored by a chargeable battery.To ensure stable operation, make sur

Operation Guide 289110Interpreting the Pressure Tendency GraphExample Pressure Tendency GraphsThe following examples show how you can predict upcoming

Operation Guide 289111Calibrating the Temperature SensorThe temperature sensor is calibrated at the factory, and further calibration normally is not r

Operation Guide 289112The watch uses International Standard Atmosphere (ISA) values that are defined by the International Civil Aviation Organization

Operation Guide 289113Using the Altitude AlarmThe altitude alarm sounds for five seconds when the measured altitude value is in excess of a preset tar

Operation Guide 289114Cumulative DataIn the Recall Mode, each press of the B button toggles the displaybetween the altitude record screen and the cumu

Operation Guide 289115Altitude Reading PrecautionsReadings that are close to the absolute altitude above sea levelare not possible under the following

Operation Guide 289116You can set the start time of the timer in units of one minute in therange of 1 to 60 minutes. The watch beeps for 5 seconds whe

Operation Guide 2891174. Press the DDDDD button tomove the flashing to theminute digits.• As with the hour setting, usethe C (+) and A (–) buttonsto c

Operation Guide 2891184. Press the CCCCC button tocycle through the summertime settings until the oneyou want is displayed.• AT (Auto)This setting ena

Operation Guide 28912• Each press of the D button causes the watch to beep and cycles through the Recall Mode, World Time Mode, Stopwatch Mode, TimerM

Operation Guide 28913The power supply of this watch uses a solar cell to generateelectrical power, which is stored by a rechargeable battery. Usingor

Operation Guide 28914❚Positioning Your Arm Correctly• You should be wearing the watch on the outside of your wristwhen using the full auto light switc

Operation Guide 28915What is a radio-controlled watch?Your radio-controlled watch is designed to receive a timecalibration signal that contains standa

Operation Guide 289161. In the Timekeeping Mode,press the DDDDD button sixtimes to display the lastreception date and time.2. Hold down the EEEEE butt

Operation Guide 28917Your watch uses a built-in magnetic sensor to detect and display direction. You can use displayed data to determine the direction

Operation Guide 28918❚To perform 2-point calibration1. In the Timekeeping Mode,press the AAAAA button toenter the Compass Mode.2. Hold down the EEEEE

Operation Guide 28919Digital Compass Reference❚What is a digital compass?The Earth is like a giant magnet with a north pole and a southpole. The magne