Lenovo 3797 manual Led

Table 15. EasyLED panel LEDs (continued)

LED	Description	Action
OVER SPEC	The power supplies are	If the 12V channel C error LED is lit, complete
(Continued)	using more power than	the following steps:
	their maximum rating.	1.	Turn the server off and disconnect the
			power from the server.
		2.	Remove the SAS/SATA RAID riser card,
			DIMMs in connectors 1 through 8, and the
			microprocessor in socket 1.
			Note: The server will not power-on when
			the microprocessor in socket 1 is not
			installed in the server. You will need to
			toggle the switch block (SW3) to pin 6 to
			power-on the server.
		3.	Restart the server to see if the problem
			remains.
		4.	Reinstall each device that was removed in
			step b one at a time, starting the server
			each time, to isolate the failing device.
		5.	Replace any failing device.
		6.	(Trained service technician only) Replace
			the system board, if the problem remains.

If the 12V channel D error LED is lit, complete the following steps:

1.Turn the server off and disconnect the power from the server.

2.Remove the microprocessor in socket 1. Note: The server will not power-on when the microprocessor in socket 1 is not installed in the server. You will need to toggle the switch block (SW3) to pin 6 to power-on the server.

3.Restart the server to see if the problem remains.

4.Reinstall the microprocessor in socket 1 and restart the server.

5.Replace any failing device.

6.(Trained service technician only) Replace the system board, if the problem remains.

(Continued on the next page.)

Chapter 7. Solving problems 145