A brick means your Wii turns on, shows a black screen, and never recovers. No menus, no sounds, just a sad, green LED light.
: Always have BootMii and Priiloader installed and a current NAND backup before installing WADs to prevent permanent bricking. wii wads
This process, called "injection," is one of the coolest uses of Wii WAD technology. You can have a dedicated channel on your Wii Menu for Super Mario World , Chrono Trigger , or any obscure ROM you want. A brick means your Wii turns on, shows
IOS (Input/Output System) files that the Wii uses to run specific software. shows a black screen