To replace the fan of the HP ProBook 470 G5, 455 G5, 450 G5 and 430 G5 model series, it is necessary to remove the top case and keyboard. It is not possible to replace the fan via the base plate, as is the case with other models.
HP ProBook 470 G5 von Innen - RAM, SSD, Akku, Lüfter wechseln - Anleitung
Ersatzteile für ihr HP ProBook 470 G5: https://www.ipc-computer.de/hp/notebook/probook-serie/probook-470-g5-serie/?utm_source=YouTube+Notebook-Doktor&utm_med...