Onboard Leds; Ez Debug Led; Led_Sw1: Ez Led Control; Debug Code Led - MSI MEG B550 UNIFY Manual

Onboard LEDs

EZ Debug LED

These LEDs indicate the debug status of the motherboard.

LED_SW1: EZ LED Control

This switch is used to switch on/ off all the LEDs of motherboard.

Debug Code LED

The Debug Code LED displays progress and error codes during and after POST. Refer
to the Debug Code LED table for details.
36
Onboard LEDs
CPU - indicates CPU is not detected or fail.
DRAM - indicates DRAM is not detected or fail.
VGA - indicates GPU/ PCIE/ M.2 device is not detected
or fail.
BOOT - indicates the booting device is not detected
or fail.
LED_OFF
Debug Code LED
LED_ON
(Default)