User manual CASIO DQR-300U

[. . . ] 8 MAX/MIN HUMIDITY button Press this button to display the high and low humidity values. · In locations subject to radio frequency interference, the product may malfunction and require you to reset the product. 9 CLEAR button Press this button to clear the currently displayed high/low temperature or humidity. 0 °C/ °F button Press this button to toggle the temperature units between Celsius and Fahrenheit. A RE-SYNC button Press this button to re-synchronize the timing of the main unit and the sub-unit. B SELECT button Press this button to toggle the display between main unit (INDOOR) and sub-unit (OUTDOOR) data. Sub-unit C SELECT button Press this button to toggle the display between the current temperature and humidity. [. . . ] While the screen you want is on the display, use the Alarm Time Set buttons (2) to change the digits that are flashing. BATTERY REPLACEMENT Low Battery Warning A indicator appears on the display to let you know when battery power is low. Replace the batteries as soon as possible. Note that the indicator appears on both the main unit and sub-unit when sub-unit battery power goes low. Press + to increase the flashing digits. UP(+) DOWN(--) Press -- to decrease the flashing digits. · Holding down + or ­ changes the flashing digits at high speed. · You can set the year in the range of 2000 to 2039. 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. To replace main unit batteries Replace batteries whenever the display of the clock becomes dim and difficult to read. Open the battery compartment cover as shown in the illustration. 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. Be sure to press the RESET button (6) after replacing batteries. To replace sub-unit batteries 1. Open the stand so you can see the back cover. Remove the back cover screw, and then open the back cover. Make sure that their positive (+) and negative (­) ends face in the correct directions. If you load batteries incorrectly, they can burst and damage the product. Replace the back cover and secure it in place with the screw. Be sure to press the RESET button (D) after replacing batteries. Press the RE-SYNC button (A). 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. 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 (+) Press to change the alarm time setting (--) Battery precautions UP(+) DOWN(--) · 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. [. . . ] Upcoming weather forecasts are displayed using the graphic indicators shown below. Sunny Sunny, some clouds Cloudy CLEAR button (9) Rain Stormy USING THE SUB-UNIT Data Transfer from the Sub-unit · Upcoming weather trends are indicated as shown below. Improving weather Deteriorating weather Stable weather · Data is transferred from the sub-unit to the main unit every three minutes. · The sub-unit is able to send data to the main unit up to an unobstructed distance of about 30 meters. · The data receive status is indicated on the display of the main unit by the icons shown below. Receive successful Receive unsuccessful · If a receive operation is not successful for some reason, the display of the main unit shows dashes (­) in place of the sub-unit temperature and humidity values. · If you experrience problems with data transfer, press the RE-SYNC button (A) to synchronize the two units. If this does not eliminate the problem, try changing the positions or orientations of the main unit and sub-unit. [. . . ]