What do the EZ Debug LEDs indicate on the MSI B550M Pro-VDH WiFi?
The EZ Debug LEDs indicate specific failure points during boot. CPU LED means the CPU is not detected or has failed, DRAM LED means memory is not detected or has failed, VGA LED means a GPU/PCIe/M.2 device is not detected or has failed, and BOOT LED means the booting device is not detected or has failed. (Page 41)
From the official Msi B550M Pro VDH WiFi Motherboard manual, page 41
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