What do the diagnostic LEDs on the GA-990FX-Gaming motherboard indicate?

The diagnostic LEDs on the GA-990FX-Gaming motherboard indicate various system statuses and provide useful troubleshooting information. These LEDs are located near the CPU socket and include the CPU, DRAM, VGA, BOOT, and HDD LEDs.

• CPU LED: This LED indicates the status of the CPU. It illuminates solidly if the CPU is functioning correctly; otherwise, it remains off or flashes to indicate a CPU-related issue.
• DRAM LED: The DRAM LED indicates the status of the system memory (RAM). A solid illumination signifies that the memory is detected and functioning correctly. Any issues are indicated by a flashing or constant illumination.
• VGA LED: The VGA LED provides information about the graphics card or integrated graphics status. A solid illumination indicates a successful detection and functioning GPU. If this LED stays lit or flashes, it suggests a problem with the graphics card.
• BOOT LED: The BOOT LED indicates the booting process status. It lights up when the motherboard starts the booting process. If this LED remains lit or flashes continuously, it points towards a booting-related issue.
• HDD LED: This LED represents the hard drive or SSD status. It illuminates during read/write activity on the drive.

These diagnostic LEDs help users identify system errors during the initial boot process and aid in troubleshooting hardware issues.