Lenovo ThinkSystem DM3000 series Hardware Installation And Maintenance Manual page 16

7 Controller activity LED
Status
On
Off
8 Controller attention LED
Status
On
Off
9 Controller location LED
Status
On or blinking
Off
10 NVRAM LED
Status
Blinking
On
Off
11 12 RJ45 management port LEDs
Each RJ45 management port has two status LEDs.
Status LED
11
RJ45 management port
link LED
12
RJ45 management port
activity LED
13 Power supply attention LED
Status
On
Off
14 AC power good LED
Status
On
Off
10
ThinkSystem DM3000x and DM5000x Hardware Installation and Maintenance Guide
Color
Green
None
Color
Yellow
None
Color
Blue
None
Color
Green
Green
None
Color Status
Green On
None Off
Amber Blinking
None Off
Color
Amber
None
Color
Green
None
Description
The controller is active.
The controller is off.
Description
The controller requires attention.
The controller operates normally.
Description
The controller location LED is manually activated to help
locating the controller.
The controller location LED is not activated.
Description
IO is being written to local flash memory.
Data is in cache and has not been written to local disks.
No data is in cache that needs to be written to local disks.
Description
A link is established between the port and
some upstream device.
No link is established.
Traffic is flowing over the connection.
No traffic is flowing over the connection.
Description
No AC power is present or power supply is failed.
AC power is present.
Description
AC power is present and good.
AC power is not detected.