6Chapter 1
System LED Indicators
This section describes the different system LED indicators.
LED indicator Color LED status Description
Power Green On The system has AC power and is powered on.
Green Blinking The system is in standby mode.
— Off System is not powered on.
HDD activity Green On HDD is installed and functioning correctly.
Green Blinking Ongoing HDD activity.
Green/
Amber Flashing HDD is rebuilding data.
Amber On HDD failure
LAN activity
(X270
model)
Green On Network link is detected
— Off No network connection
Green Blinking Transmit or receive activity
LAN port
network speed
LED (left)
Amber On GbE link network access
Green On 100 Mbps link network access
— Off 10 Mbps link network access
LAN port
network
connection LED
(right)
Green On Active network link
Blinking Ongoing network data activity
Off Off-line network