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Chapter 4: Motherboard Connections
SuperServer 1019S-M2 User's Manual
4.5 LED Indicators
LAN LEDs
Each of the Ethernet LAN ports has two LEDs. One LED indicates activity when flashing
while the other Link LED may be green, amber, or off to indicate the speed of the connection.
LAN Link LED
LED State
LED Color
State
Off
No Connection/10 Mbps
Green
100 Mb/s
Amber
1 Gb/s
Dedicated IPMI LAN LEDs
An IPMI LAN is also located on the rear I/O panel. The LED on the right indicates activity,
while the LED on the left indicates the speed of the connection.
IPMI LAN LED
Color
Status
State
Off
Off
No Connection
Green: Solid
Link/Speed (Left)
100 Mb/s
Amber: Blinking
Activity (Right)
Active
UID LED
LED Indicator
LED Color
Definition
Blue: On
Unit Identified
Unit ID LED
A rear UID LED (LED1) is located next to the I/O back panel. This UID indicator provides
easy identification of a system unit that may be in need of service. Refer to the table for the
LED status.
BMC Heartbeat LED
A BMC Heartbeat LED is located at LED3 on the motherboard. When LED3 is blinking, the
BMC is functioning normally.
Onboard Power LED Indicator
LED Color
Definition
Green:
Blinking
BMC: Normal
Onboard Power LED
The Onboard Power LED is located at LED4. When this LED is on, i means power is present
on the motherboard. Be sure to turn off the system and unplug the power cord before removing
or installing components.
Onboard Power LED Indicator
LED Color
Definition
Off
System Off
(power cable not
connected)
Green
System On
Overheat/PWR Fail/Fan Fail LED
A Overheat/PWR/Fail/ Fan Fail LED is located at LED2.
Overheat/PWR Fail/Fan Fail
LED Indicator
LED Color
Definition
Solid
Overheat
Blinking
PWR Fail or Fan Fail
