Extron Electronics MLC 206 AAP EC User Guide - Manual (Page 57)

4-25 MediaLink Controllers • Serial Communication
Key to file names
File name Description
________.MLL Extron-supplied projector driver library files. These files contain
commands and settings pertinent to a particular projector.
________.MLK User-saved MLC/MLC-MLS/MLS configuration file. This
includes adjustments/settings and whatever driver (if any) was
installed in the MLC at the time the file was saved.