Danish to English Tech/Engineering Computers: Hardware

Når en ældre unit uden kodeblock opdateres med firmware vil der fremkomme en besked i displayet "CODE BLOCK REQUIRED". Samme besked vil fremkomme hvis der monteres nyt broprint med .....

Initially I translated literally as bridgeprint, but I can't find any reference to it when I Google it. Is there another name for it?

Thanks for any help.