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Chapter 4: Motherboard Connections
Power On and BMC/BIOS Status LED Button
Power Button
BMC/BIOS Status LED Indicator
Status Event
Green: solid on
BMC/BIOS blinking green at 4Hz
BIOS blinking gree at 4Hz
BMC blinking red x2 (2 blinks red) at 4Hz, 1 pause at 2Hz (on-on-o-o)
BMC/BIOS blinking green at 1Hz
System Reset Button/Front UID Switch
Fail LED (Information LED) (OH/Fan Fail/PWR Fail)
LED States
Status Description
Solid red (on)
Blinking red (1Hz)
Blinking red (0.25Hz)
Blinking red (10Hz) (FP red LED)
Solid blue
Blinking blue (1Hz)
BIOS/BMC blinking blue (10Hz)
Red Info LED blinking (10Hz) and
MB UID LED blue blinking (10Hz)
UID LED
Fail LED (Information LED for OH/FF/PF)