Computer Power On Self Test

Im falle eines fehlers wird dieser am bildschirm ausgegeben oder aber vom pc speaker der am mainboard angeschlossen ist. The results of the post may be displayed on a panel that is part of the device. The power on self test happens each time you turn your computer on.

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The first step of the post which is operated by the bios is to verify the bios code.

Computer power on self test. This article mainly deals with posts on personal computers but many other embedded systems such as those in major appliances avionics communications or medical equipment also have self test routines which are automatically invoked at power on. Der power on self test prüft die hardware auf defekte. Your computer does so much when its turned on and this is just part of that.

Der post von englisch power on self test ist ein selbsttest nach dem einschalten des computers ein vorgang den der computer beim hochfahren durchläuft um zu prüfen ob die grundlegenden komponenten des pcs funktionsfähig sind. The post is an automated test that is controlled by the bios. A power on self test is a process performed by firmware or software routines immediately after a computer or other digital electronic device is powered on.

It sounds complicated and thats because it kind of is. When power is turned on post power on self test is the diagnostic testing sequence that a computer s basic input output system or starting program runs to determine if the computer keyboard random access memory disk drives and other hardware are working correctly. It happens during the boot process.

Es werden beispielsweise der arbeitsspeicher die grafikkarte und der prozessor getestet.