An LED light unit includes a tile, a plurality of discrete LED light sources, and an edge connector. The package includes a die, a die pad, peripheral metal contacts, bond wires, and an encapsulant. for forming a sintered metal coating. To avoid displaying a very bright image when switching the combo from a standby recording mode to an on mode, an amplification control circuit progressively revives an amplifier of the display. The invention also relates to methods for the production of said dispersions, and coating agents containing the same.