Download Supermicro X9DBU-IF

Chapter 2: Installation
Onboard Power LED
Onboard PWR LED Indicator (LE1)
LED Settings
An Onboard Power LED is located at
LED2 on the motherboard. When this
LED Color
Status
Off
System Off (PWR cable
not connected)
turn off the system and unplug the power
Green
System On
cord before removing or installing components. See the tables at right for more
Green:
Flashing
Quickly
ACPI S1 State
information.
Green:
Flashing
Slowly
ACPI S3 (STR) State
LED is on, the system is on. Be sure to
Rear UID LED
The rear UID LED is located at LED3 on
the rear of the motherboard. This LED
is used in conjunction with the rear UID
switch to provide easy identification of a
system that might be in need of service.
Refer to UID Switch on Page 3-15 for
more information.
B
UID LED
Status
Color/State OS Status
Blue: On
Windows OS
Unit Identified
Blue:
Blinking
Linux OS
Unit Identified
A. PWR LED
B. Rear UID LED
A
2-37