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Chapter 4: Motherboard Connections
Power Button & BIOS/BMC Status LED Indicator
Pin Definitions (JF1)
Pin#
Definition
1
Signal
2
Ground
Power On & BMC/BIOS Status LED Button
The Power On and BMC/BIOS Status LED button is located on pins 1 and 2 of JF1.
Momentarily contacting both pins will power on/off the system or display BMC/BIOS status.
Refer to the tables below for more information.
Power Button
Pin Definitions (Pin 1 & Pin 2 of JF1)
Status
Event
Green: solid on
System power on
BMC/BIOS blinking green @ 4Hz
BMC/BIOS checking
BIOS blinking green @ 4Hz
BIOS recovery/update in progress
BMC blinking red x2 (2 blinks red) @ 4Hz, 1 pause @ 2Hz (on-on-off-off)
BMC recovery/update in progress
BMC/BIOS blinking green @ 1Hz
Flash not detected or golden image
checking failure