13
Front Panel User Interface
The BMC provides control panel interface functionality including indicators
(fault, status, and ID LEDs) and buttons (power/ID).

Power Button

The power button turns the device on and off.
The power button has a deferred mechanism. When the DC is off the power button
ignores one (1) second or less activation to protect against accidental DC power on.

LEDs

BMC Heartbeat LED
The green LED provides an easy way to indicate that BMC is now enabled.
ID LED
A blinking LED indicates the Chassis Identify command has been accepted.
System Status LED
There is a dual-color LED to show the system status. The BMC turns the
LED off after all event logs are cleared.
The behavior of Status LED and ID LED is listed in Table 1-2.
Table 1-4. LED Status
LED Color Status Occurrence Note
Status LED AmberBlinking See "Blinking Fault
LED Conditions" on
page14.
Off Normal status
Green Solid OnPower On (S1/S0)The power LED status is
controlled by BIOS.
Off Power Off (S4/S5)