User manual CASIO IDR-200

[. . . ] 0 TEST button This button is for testing the unit. If you do, be sure to press the RESET button (9) next. A °C/ °F button Press this button to toggle the temperature unit between Celsius and Fahrenheit. 2 Operation Guide IDR-200 TIME CALIBRATION SIGNAL RECEPTION PRECAUTIONS · This clock is able to receive the time calibration signal transmitted from Mainflingen, Germany (located 25kilometers southeast of Frankfurt). Mainflingen Signal reception is possible within approximately 1, 200 km of the 1200 km transmitter. [. . . ] · The DST indicator appears on the display when Daylight Saving Time (summer time) data is received. · Signal reception is normally better at night than during the day. · Radio interference can make signal reception impossible. · Strong electrostatic charge can result in the wrong time being set. 3 Operation Guide IDR-200 Setting the Time and Date Manually · When using the clock in an area that is outside of the range of the transmitter in Mainflingen 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 (2) to cycle through the setting screens as shown below. Normal Timekeeping Screen BATTERY REPLACEMENT Low Battery Warning Note that the indicator appears on the main unit display when sub-unit battery power goes low. Replace the batteries as soon as possible. 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 main unit. Be sure to press the RESET button (4) after replacing batteries. Year Setting Screen 12-hour/24-hour Timekeeping Screen 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 sub-unit. Replace the back cover and secure it in place with the screw. Be sure to press the RESET button (9) after replacing batteries. On the main unit, press the RE-SYNC button (6). Month and Day Setting Screen Time Setting Screen Battery precautions 2. While the screen you want is on the display, use the Time Setting buttons (1) to change the digits that are flashing. Press + to increase the flashing digits. Press -- to decrease the flashing digits. · Keep batteries out of the reach of small children. If a battery is accidentally swallowed, contact your physician immediately. · Be sure to load the batteries with their positive (+) and negative (­) ends facing correctly. · Never mix old and new batteries, or batteries of different brands. · Never charge the batteries that come with the product. [. . . ] To turn off auto display switching ( not displayed), hold down the SELECT button (7) for about two seconds again. Main unit INDOOR Switching between Celsius and Fahrenheit Celsius (°C) · Press the °C/ °F button (A) to toggle between Celsius (°C) and Fahrenheit (°F). Fahrenheit (°F) °C/ °F button (A) Switching between Current Temperature and Humidity · Press the SELECT button (8) to toggle the display between the current temperature and current humidity. · Holding down SELECT button (8) for about two seconds causes the display to continually toggle between the temperature and humidity at five-second intervals. Temperature Humidity Sub-unit OUTDOOR SELECT button (7) HYGROMETER FUNCTIONS Both the main unit and the sub-unit are equipped with their own humidity sensors. Humidity data measured by the sub-unit is sent by wireless transfer to the main unit. You can toggle the main unit display between the main unit humidity reading and the sub-unit humidity reading. [. . . ]