# 2.4 R Codes

R codes are unique code numbers assigned to specific functions. Assigning unique code numbers to frequently used functions can help you use those functions quickly. For details on R codes, refer to “[8 R codes](../r-code).”

After touching the \[Favorites] button on the right side of the Hi6 teach pendant screen, input the code number and touch the \[OK] button. Then the predefined function will be executed.

![](https://3582473718-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MjGR3_MuSysJbdhJ1BO%2F-Mk1k-QhWYfxkvT2qi-E%2F-Mk1k7YL4a1a8fsEdzTi%2Fimage.png?alt=media\&token=07bced82-e473-4395-af76-4b50aa889065)
