Lenovo 6444, 6447, 6446, 6445 manual Optional-device problems, Power problems

Optional-device problems

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 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.

Symptom	Action
An Lenovo optional device that	1.	Make sure that:
was just installed does not
		v The device is designed for the server (see http://www.lenovo.com/support/).
work.		v You followed the installation instructions that came with the device and the
		device is installed correctly.
		v You have not loosened any other installed devices or cables.
		Attention:	In a dc power environment, only trained service personnel
		other than Lenovo service technicians are authorized to connect or
		disconnect power to the dc power supply. See the documentation that comes
		with each dc power supply.
		v You updated the configuration information in the Configuration/Setup Utility
		program. Whenever memory or any other device is changed, you must
		update the configuration.
	2.	Reseat the device that you just installed.
	3.	Replace the device that you just installed.
An Lenovo optional device that	1.	Make sure that all of the hardware and cable connections for the device are
used to work does not work
		secure.
now.
		Attention:	In a dc power environment, only trained service personnel other
		than Lenovo service technicians are authorized to connect or disconnect power
		to the dc power supply. See the documentation that comes with each dc power
		supply.
	2.	If the device comes with test instructions, use those instructions to test the
		device.
	3.	Reseat the failing device.
	4.	Follow the instructions for device maintenance, such as keeping the heads
		clean, and troubleshooting in the documentation that comes with the device.
	5.	Replace the failing device.

Power problems

Attention: In a dc power environment, only trained service personnel other than Lenovo service technicians are authorized to connect or disconnect power to the dc power supply. See the documentation that comes with each dc power supply.

Chapter 5. Solving problems 73