Lenovo 6526, 6523, 6524, 6530, 6525, 6522, 6528, 6529 manual Troubleshooting

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee the ″Parts Listing″ section in the Hardware Maintenance Manual to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained service technician.

Sensor CPU n OverTemp has	Error	A sensor has changed to	1.	Make sure that the fans are
transitioned to non-recoverable.		Nonrecoverable state.
				operating, that there are no
(n = microprocessor number)
				obstructions to the airflow,
				that the air baffle is in place
				and correctly installed, and
				that the server cover is
				installed and completely
				closed.
			2.	Make sure that the heat sink
				for microprocessor n is
				installed correctly.
			3.	(Trained service technician
				only) Replace microprocessor
				n.
			(n = microprocessor number)
A diagnostic interrupt has occurred	Error	An operator information	If the NMI button on the system
on system %1.		panel NMI/diagnostic	board has not been pressed, do
(%1 = CIM_ComputerSystem.		interrupt has occurred.	the following:
ElementName)			1.	Make sure that the NMI
				button is not pressed.
			2.	Replace the operator
				information panel cable.
			3.	Replace the operator
				information panel.
A bus timeout has occurred on	Error	A bus timeout has occurred.	1.	Remove the adapter from the
system %1.
				PCI slot that is indicated by a
(%1 = CIM_ComputerSystem.
				lit LED.
ElementName)
			2.	Replace the extender card.
			3.	Remove all PCI adapters.
			4.	(Trained service technicians
				only) Replace the system
				board.
A software NMI has occurred on	Error	A software NMI has	1.	Check the device driver.
system %1.		occurred.
			2.	Reinstall the device driver.
(%1 = CIM_ComputerSystem.
ElementName)

Chapter 8. Troubleshooting 157