State Color Description | Lenovo 1047, 1046, 1045, 1048 manual

The following table describes the meaning of the LEDs on the front control panel.

Table 3. Front control panel LEDs

LED	State	Color		Description

ID LED	On	Blue	ID is on.

	Off	Off	ID is off.

System status	Off	Off	System is normal.
LED
LED	On	Red	•	Fan alarm
	On	Red	•	Fan alarm
			•	Voltage alarm
			•	Temperature alarm

Ethernet 1	Blinking	Green	LAN is active and data is being transferred.
status LED
status LED	On	Green	LAN is connected.
	On	Green	LAN is connected.

	Off	Off	LAN is not connected.

Ethernet 2	Blinking	Green	LAN is active and data is being transferred.
status LED
status LED	On	Green	LAN is connected.
	On	Green	LAN is connected.

	Off	Off	LAN is not connected.

Power status	On	Green	Power is on.
LED
LED	Blinking	Green	The server power is under S1 mode.
	Blinking	Green	The server power is under S1 mode.

	Off	Off	Power is off.

Each hard disk drive also has two status LEDs. Status LED 1 (top) indicates presence (whether the drive is recognized by the system) and Status LED 2 (bottom) indicates drive activity.

Notes:

•If the onboard SAS and onboard 1068E SAS RAID controller are configured, note the following:

–The SGPIO connector of the 4–port mini-SAS cable in the chassis should be connected to the J51 connector on the system board. See “Locating parts on the system board” on page 16.

Table 4. Hard disk drive LEDs for the onboard 1068E SAS RAID controller and add-on SAS RAID adapter configurations

	Hard disk drive status	Hard disk drive status
Description	LED 1	LED 2

Hard disk drive is not present.	Off	Off

Hard disk drive is present but is not active.	Off	Green (for SATA hard disk
		drives, the status is Off)

Hard disk drive is present and active.	Off	Blinking green

Server is in the process of locating the hard disk drive.	Blinking green	Green

Hard disk drive has failed.	Red	Green

RAID is rebuilding.	Blinking red	Green

The Ethernet 1 and Ethernet 2 connectors have two status LEDs that indicate the LAN connection and activity of the connection.

Chapter 4. Locating parts, controls, LEDs, and connectors 13

1048, 1045, 1046, 1047 specifications

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Lenovo 1047, 1046, 1045, 1048 manual State Color Description, Hard disk drive status Description

Models: 1048 1045 1046 1047

LED

State

Color

Description

LED

Hard disk drive status

Description

1048, 1045, 1046, 1047 specifications