Revision 1.2 package for the ECS 662T-M motherboard, which the name also links with the 1066T-M designation, delivered as a 1.04 MB RAR archive. The shared naming suggests the documents cover both variants, though the contents should be checked after extraction. Use it to trace power rails, locate components and test points and diagnose shorts or missing voltages. Confirm the model and revision 1.2 on the PCB, since a separate revision 1.0 set of the 662T-M is also listed.
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 @IT_SERVICE_WORLD. Enginerys does not host this file.
How to open a .rar file
Compressed archive — the usual wrapper for a schematic + boardview pair or a BIOS + EC set.