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- HP Community
- Desktops
- Desktop Boot and Lockup
- secure start locks with errorcode 520

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10-26-2023 06:29 AM
Hello experts around the world!
My HP Z1 Entry Tower G6 locks since about 4 weeks en every cold start with an error message [520] and one loud bveep.
I have to delock it by pressing the return key before the cold start would follow.
The message is in German:
HP Sure Stat hat ein nicht autorisiertes Eindringen in die HP Laufzeitsystem-Firmware erkannt, die ausserhalb des Hauptspeichers ausgeführt wird. Dies könnte ein Hinweis auf einen versuchten Angriff auf die Laufzeit-Firmware sein, die vom Hauptspeicher ausgeführt wird ...
Weitere Informationen unter http://www.hp.com./go/techcenter/startup
The link does not help with an usable hint. The boring handling with the manual returnkey intervention every cold start is one, but the other problem is that my cabel less keyboard and mouse are obsolet befor BIOS booting. I have to use the old fashion HP cabled monster ...
Thanks for every usable hint in advance from Switzerland
Harry