HP PROBOOK 6560B take apart video, disassemble, how to open disassembly - YouTube
User manual HP ProBook 6460b (English - 163 pages)
How to open an HP Probook 6460b for cleaning and upgrade - YouTube
HP ProBook 6460b 14" Intel Core i5-2520M 2.5GHz / 4GB / 128GB vs HP ProBook 6570b 15.6" Intel Core i7-3520M 2.9GHz / 4GB / 500GB: What is the difference?