Asus Q-Code LEDs Table Reference x99 Chipset June 14, 2019 19:12 The Q-Code LED design provides you with a 2-digit error code that displays the system status. Related articles Asus Q-Code LEDs Table Reference x399 (AMD) Chipset Asus Q-Code LEDs Table Reference x299 Chipset BIOS Beep Codes for Intel® Desktop Boards Beep codes for discontinued (legacy) Intel® Desktop Boards LED Blink Codes for Intel® Desktop Boards