Ensure the unit is away from direct sunlight, drafts, or heat sources like radiators.
button to activate the backlight for roughly 5 seconds. For a "permanent on" display, use the DC power adapter. Setting Time and Date Enter Setting Mode : Press and hold the key for 3 seconds. Adjust Values buttons to change digits. Navigate Fields : Short-press to cycle through the setting order: Hour > Minute > Year > Month > Day Color Screen Calendar Model 2159t Instructions
is built to respond to its environment. One of its standout features is the . Instead of fumbling for a button in the dark, a gentle tap on the table or even a clap can trigger the blue LED backlight, which stays on for 5 to 8 seconds to save battery before dimming back into standby mode. Everyday Utility Ensure the unit is away from direct sunlight,