Supermicro AS-4124GS-TNR - Page 56

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A+ Server AS -4124GS-TNR User's Manual
BMC Heartbeat LED
A BMC Heartbeat LED is located at LED2 on the serverboard. When LED2 is blinking, BMC
functions normally. See the table below for more information.
BMC Heartbeat LED States
Color State Denition
Green Solid On BMC is not ready.
Green Blinking BMC Normal
Green Fast Blinking BMC: Initializing
Unit Identied LED
The Rear UID LED is located next to the UID switch. The UID indicators provide easy

UID LED Status
LED State Status
Solid On 
Blinking 