Family Computer hardware revisions

The Family Computer received hardware revisions during its first 10 years on the market. The following are a list of known revisions made to the console.

Famicom daughterboards
The earliest models of the Famicom had a daughterboard to fix some shortcomings that they had, with some store display units having a breadboard.

Square buttoned controllers
From 1983 to 1984, the Famicom controller featured rubbery, square shaped buttons.