Small ZIP, 333 KB, named T_link01, likely another build of the T-link utility that circulates with boardview tools; nothing in the name identifies a device or motherboard. Its exact role, viewer, converter or helper, should be checked from the files and notes inside. Programs of this kind help technicians look up components and nets while repairing boards. Scan any executable before running it, keep a known-good version, and verify any included board data against the board number and revision silkscreened on the PCB.
The button opens the matching file on RM Schematics, or a source page if it is not catalogued there yet. The original attachment is from @boardview_software_download. Enginerys does not host this file.
How to open a .zip file
Compressed archive that every operating system opens without extra software.