Color Screen Calendar Model 2159t Instructions Online

Insert 2 x AAA alkaline batteries into the rear compartment, following the polarity (+/-) diagram.

Press the or [°C/°F] button to toggle between time formats or temperature units. Usage Tips Color Screen Calendar Model 2159t Instructions

Press and hold the button for three seconds until the year flashes. Use the UP or DOWN buttons to adjust the digits. Press SET again to confirm and move to the month. Repeat this process for the Date, Hour, and Minute. Press SET one last time to exit the setup mode. Insert 2 x AAA alkaline batteries into the

The 2159t does not auto-sync via Wi-Fi unless you have the "Pro" variant. For the standard model: Use the UP or DOWN buttons to adjust the digits

Whether you have just unboxed the unit or are troubleshooting a date glitch, this long-form article provides exhaustive covering initial setup, time synchronization, alarm configuration, display customization, and maintenance.