Control Panel - Supermicro SuperServer SYS-221GE-NR User Manual

Control Panel

Power Fail LED
Information LED
Features Description
The main power switch applies or removes primary power from the power supply to the
Power Button
server but maintains standby power.
The unit identification (UID) button turns on or off the blue light function of the Information
UID Switch/LED/
LED and a blue LED on the rear of the chassis.
BMC button
This button can also be used to
Steady on – Power on
Blinking at 4Hz – Checking BIOS/BMC integrity
Power LED Blinking at 4Hz and "i" LED is blue – BIOS firmware updating
Two blinks at 4Hz, one pause 2hz and "i" LED blue – BMC firmware updating
Blinking at 1Hz and "i" LED red – Fault detected
HDD LED Indicates activity on the storage drives when flashing.
NIC LEDs Indicates network activity on the LAN ports when flashing
Information LED Alerts operator to several states (noted in the table below).
Power Fail LED Indicates a power supply module has failed.
Color, Status
Red, solid
Red, blinking at 1 Hz
Red, blinking at 0.25 Hz
(Table continued on next page)
NIC2 LED
UID Switch LED
Power LED
HDD LED
NIC1 LED
Figure 1-2. Control Panel
Control Panel Features
reset the BMC.
Information LED
Description
An overheating condition has occurred
Fan failure, check for an inoperative fan
Power failure, check for a non-operational
power supply
11
Chapter 1: Introduction
Power Button