Search for the DC Jack area on the boardview. Trace the 19V line from the jack through the fuse and into the first set of MOSFETs.
Depending on the software used to create or view them, these blueprints come in several formats: .BRD / .BDV (Widely used formats, highly compatible) .CAD (Often used for factory layouts) .ASC / .FZ (Common in open-source repair communities) Essential Software Tools for Repair Techs E89382 Hannstar J Mv-4 94v-0 Boardview --39-LINK--39-
Once you have identified the true motherboard model number (e.g., LA-9104P instead of Hannstar J Mv-4 ), you can begin hunting for the .brd , .cad , or .fv boardview file. Search for the DC Jack area on the boardview