!
error ASUS
Error Code Q-Led Boot Device [Yellow Green]
Indicates a problem with the selected boot device or incorrect configuration.
? What Causes This
Corrupted OS installation, boot sector virus/malware, RAID disk failure/no disks connected
✓ How to Fix It
Check boot order settings in BIOS/UEFI. Replace failing disks and rebuild RAID array. Scan for malware using anti-virus before attempting to repair/reinstall system.
Source: page 19 of the official manual
From the manual
This error code appears in:
ASUS Prime B660 Plus D4 Motherboard