Myrra 5VA transformer, type 25202.

This is the small transformer that supplies low-voltage power to the machine's control board/control circuits: if it fails, the controls or the display stop working. It should be replaced when it has burnt out or no longer delivers the correct secondary voltage.

Myrra brand, 5VA power rating, type 25202. Check the type code against the transformer fitted on your machine; replacement should be carried out by a technician with the machine disconnected from the power supply.