First, to appreciate the MCK 2245 is to understand its physical and operational context. Produced by Solari di Udine, a company famous for its “flap boards” or tabelloni a palette , the MCK 2245 was likely a modular unit designed for information points such as train departure gates, airport arrival boards, or bank exchange rate displays. Its core mechanism is a marvel of deterministic simplicity: each character position consists of a series of rigid plastic or aluminum flaps, each stamped with a letter, number, or symbol. These flaps are attached to a central rotating hub. The “work” described in the manual involves a controlled electrical impulse to a solenoid, which advances the hub until the correct flap is facing the viewer. The resulting clack-clack-clack —a sound as iconic as a steam locomotive’s whistle—is the auditory proof of a successful operation.

: The unit includes a built-in perpetual calendar that automatically handles Daylight Saving Time (DST) transitions.

Using the DIP switches inside (refer to your manuale page 12-14), set the following: