This dial will always contain at least, those four letters - P, A (or AV), S (or TV), and M, and there will also be a fifth mode of "auto."
Ịkpọ oku a ga-agụnye mgbe niile, mkpụrụ akwụkwọ anọ a - P, A (ma ọ bụ AV), S (ma ọ bụ TV), na M. A ga-enwekwa usoro nke ise aha ya bụ "Nchekwa onwe."