56 57the dead battery symbol appears, the dead battery must bereplaced.LOW BACKLIGHT BATTERY: Backlight flashes when userpresses the BACKLIGHT ( ) buttonMEANING: Battery #1, which powers the backlight, is low.ACTIONS: If the backlight flashes when user presses theBACKLIGHT ( ) button, battery #1 must be replaced. If thebacklight does not turn on, battery #1 is dead and must bereplaced. (Battery numbers are indicated by the numbersprinted on the pull tabs).CAUTION: When the battery symbol appears, you shouldreplace the batteries immediately. Only use CR2032batteries.Your WaveSense Jazz Meter comes with two pre-installed,CR2032, 3 volt, lithium batteries. Battery #1 powers the back-light and battery #2 powers the basic meter functions. Whenthe power from battery #2 is low, the low battery symbol ordead battery symbol will be displayed on the screen until youchange battery #2. When replacing battery #2, the time anddate information may be lost after the battery is removedfrom the meter. If this happens, activate the meter afterinstalling the new battery and it will prompt you to set thetime and date. Correct time and date settings are needed toget correct averages. Removing the batteries does not affectthe meter’s memory or previously stored user settings, suchas time format, alarms, etc.Batteries21CHAPTERHYPERGLYCEMIC WARNING ALARM: Flashingmessage with the time. Test result flashes, withdouble beep (if volume is ON).MEANING: If the Hyperglycemic Warning Alarm is set, yourglucose test result is higher than the pre-set threshold.KETONE MESSAGE: Flashing message, with doublebeep (if volume is ON).MEANING: The result of the glucose test is higher than 240mg/dL. ACTIONS: You should check ketones. Follow yourhealthcare professional’s recommendations.TEMPERATURE MESSAGE: Flashing message, withdouble beep (if volume is ON).MEANING: The test has been performed outside the operat-ing temperature range. ACTIONS: Move to an area with anambient temperature of 50 °F to 104 °F (10 °C to 40 °C). Waitfor the meter and test strips to reach the new temperature(usually 10-20 minutes) and retest.LOW BATTERY MESSAGE: Flashing messageMEANING: Battery #2 in your meter is low. ACTIONS: If thelow battery symbol appears, battery #2 must be replaced.Battery numbers are indicated by the numbers printed on thepull tabs.DEAD BATTERY MESSAGE: Flashing messageMEANING: Battery #2 in your meter is dead. ACTIONS: If