: Press any button except SNZ/LIGHT to stop the alarm for the day. It will ring again at the same time tomorrow. Customising Display Modes and Brightness Screen Brightness (Dimming)
Many DT-6507 models feature automatic dimming.
Long-press the MODE button for about 3 seconds until the hour digits start flashing.
While on the time display, press the button to instantly toggle between high and low brightness. Configuring Night Mode (Auto-Dimming)
Press and hold to configure the start time. Use UP/DOWN to adjust the start hour and minutes, confirming each with MODE .
Some versions allow you to press MODE to choose if you want the clock to stay on time ( DP-2 ) or cycle through time, date, and temperature ( DP-1 ). Brightness and Night Mode
: Remove all batteries and unplug the USB cable for 1 minute. Reinsert the power source to factory reset the device.
Press and hold the button for 3 seconds until the display flashes.
A key feature of the DT-6507 is the automatic night mode. The clock will automatically dim its display during the evening and night hours (usually from 18:00 to 06:00) to prevent it from being a disturbance while you sleep. This is a fixed feature and does not require manual programming.