The display can be set to 3 levels (bright, dim, off)

By default, the time and date are displayed in standby mode.
However, the unit can be set so that the screen is completely turned off after a few seconds during operation and/or standby. With these settings, there are no light emissions in standby mode, i.e. none of the buttons are illuminated either.

The display cannot be dimmed continuously, there are three brightness levels.
When off, the time display remains on.

The time display remains off