Admin desktops & Laptops Support Joined Dec 2, 2017 Messages 31,041 Jan 11, 2018 Thread Author #1 HP 4540S Schematic Roadrunner 1.1 12260-1 Attachments hp-probook-4540s-laptop-schematics.pdf hp-probook-4540s-laptop-schematics.pdf 2.2 MB · Views: 5