Dhww — Easy & Pro

These are hexadecimal values generated during the Power-On Self-Test. If the board fails to boot, a POST code card (connected to a PCI slot) can display these to identify the specific hardware component that failed.

While less common, "DHWW" appears in a few other niche contexts: These are hexadecimal values generated during the Power-On

The Intel DH61WW Technical Product Specification outlines how the board communicates issues during the startup process: These are hexadecimal values generated during the Power-On