User manual CASIO DQR-100U

[. . . ] 9 °C/ °F button Press this button to toggle the temperature units between Celsius and Fahrenheit. 0 RE-SYNC button Press this button to re-synchronize the timing of the main unit and the sub-unit. Inside, among buildings, or near neon signs Inside a vehicle Near refrigerators or other household appliances, near office equipment, mobile phones or wireless LAN devices. Near a Near high-tension construction site, power lines airport, or other sources of electrical noise, underground or in tunnels, near railroads, highways, or radio stations with interfering frequencies. Among or behind mountains TIME CALIBRATION SIGNAL RECEPTION PRECAUTIONS · This clock is able to receive the time calibration signal transmitted from Rugby, England. [. . . ] · A receive indicator shows the current status of the receive operation. Antenna Icon Receive in progress: Icon flashes Receive failed: Icon not displayed Receive successful: Icon displayed · Holding down + or ­ changes the flashing digits at high speed. The day of the week is set automatically in accordance with the date setting. · Pressing + or ­ while the Time Setting Screen is on the display causes the seconds count to be reset to 00. · Each press of + or ­ while the 12-hour/24-hour Timekeeping Screen is on the display toggles between 12-hour and 24-hour timekeeping. After making the settings you want, use the SET button (3) to display the Normal Timekeeping Screen. · The clock automatically returns to the Normal Timekeeping Screen if you leave a setting screen on the display for about three minutes without performing any operation. Wave OK Indicator Receive in Progress: OK not displayed All receives over the past 24 hours failed: OK not displayed At least one successful receive over the past 24 hours: OK displayed USING THE ALARM The alarm sounds and the light turns on when the alarm time you set is reached. You can also use the Alarm Mode selector (5) to select the snooze alarm feature. Unsuccessful Signal Reception The antenna icon disappears from the display when a signal receive operation is unsuccessful. If this happens, try changing the position or orientation of the clock, and press the WAVE button (4) to receive again. Setting the Alarm Time Use the Alarm Time Set buttons (2) to set the alarm time. Pressing the Alarm Time Set buttons (2) causes the alarm time to appear in place of the date on the display. Press to change the alarm time setting (+). °F Manual Receive · Press the WAVE button (4) to start a calibration signal receive operation. · Use the WAVE button (4) to perform a receive operation after replacing the clock's batteries or if the auto receive operation was not performed correctly for some reason. · The clock beeps and display illumination flashes for about three seconds when a receive operation trigged by the WAVE button (4) is successful. D O W N (­ ) RE -SYN C Press + to increase the flashing digits. °F TEMP. MAX/MIN °C / CLEAR Press -- to decrease the flashing digits. RESET Important! SET · Do not perform any button or switch operation while a signal receive operation is in progress. · The time calibration signal includes both Standard Time and Daylight Saving Time (summer time) data. · The DST indicator appears on the display when Daylight Saving Time (summer time) data is received. · When using the clock in an area that is outside of the range of the transmitter in Rugby or in an area where signal reception is impossible for some reason, you need to manually adjust the time as required. Press the SET button (3) to cycle through the setting screens as shown below. Normal Timekeeping Screen · Holding down + or ­ changes the digits at high speed. Turning the Alarm On and Off Use the Alarm Mode selector (5) on the side of the clock to turn the alarm on and off, and to select the snooze feature. Alarm Mode selector SNZ Description The alarm sounds at the preset time for one minute, and seven more times every five minutes thereafter. Even if you stop the alarm sound by pressing the SNOOZE/LIGHT button (1), the alarm operation is performed again five minutes later. · The indicator flashes on the display to indicate that the snooze feature is activated. The alarm sounds at the preset time for one minute. Setting the Time and Date Manually ( ( ) ) ALM ON Year Setting Screen 12-hour/24-hour Timekeeping Screen ALM OFF The alarm does not sound. · The alarm time appears in place of the date on the display whenever the Alarm Mode selector (5) is set to ON or SNZ. · The light also turns on for the first four seconds that the alarm sounds. [. . . ] Make sure that their positive (+) and negative (­) ends face in the correct directions. If you load batteries incorrectly, they can burst and damage the clock. Press the RE-SYNC button (0). High Temperature and Low Temperature Memory · The following data is stored in memory automatically. Main unit high temperature and low temperature Sub-unit high temperature and low temperature Battery precautions · Keep batteries out of the reach of small children. [. . . ]