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Description & Specs
PCI POST Motherboard Diagnostic Test Card
This card is named POST( Power on self test ) card, It could display the error code by the result of Post, then you could soon determine the error in error code table. Especially when the PC can't boot operating system, or blank screen, or the card and motherboard couldn't issue an audible beep. It is a powerful diagnostic tool.
When the power is turned on , the BIOS would have a strict test with system circuit, memorizer, keyboard, video, hard drive and floppy drive, Then analyze the system configuration, initialize the basic I/O setup that already configured. Next, boot the operating system.
By the trait of the card, you can determine the error easily like this.
During the test of pivotal parts, if the error occurs, it will halt the work and nothing appears on the screen. If the pivotal part is OK, you can have a test of the parts that unimportant, this may not halt the work even if any error occurs . And the system reports an error message at the same time
Now when the computer goes wrong, especially the fateful error, as there is nothing appears on the screen . You can insert the card into the expansion slot, refer to the error code table and trouble is clear.