Lenovo 2595, 2593, 2594, 2579, 2577, 2592 manual Hard disk drive problems

Symptom		Action
	4.	Replace the signal cable for the optical drive.
	5.	Replace the power cable for the optical drive.
	6.	Replace the power cable for the backplane.
	7.	Replace the optical drive.
	8.	Replace the backplane.
	9.	(Trained service technician only) Replace the system
		board.
A disc is not working correctly.	1.	Ensure that the disc is in the optical drive with the
		shiny side facing down.
	2.	Ensure that the disc surface is clean and not
		scratched.
	3.	Check the disc or package for regional coding. You
		might need to purchase a disc with coding for the
		region where you are using the product.
	4.	Restart the disc player program.
	5.	Restart the server.
	6.	Run any optical drive diagnostic programs if you
		have.
	7.	Reinstall the optical drive and reconnect cables.
	8.	Replace the signal cable for the optical drive.
	9.	Replace the optical drive.

Hard disk drive problems

Follow the suggested actions for the corresponding symptom in the order in which they are listed until the problem is solved. If none of these actions solve the problem, see “Troubleshooting procedure” on page 157 for the subsequent steps you should check after using the information in this topic. If the problem still cannot be solved, seek technical assistance. See Chapter 8 “Getting information, help, and service” on page 163.

Notes:

•If you are instructed to remove, install, or replace any CRUs, refer to the related procedure in Chapter 6 “Installing, removing, or replacing hardware” on page 69.

•The status LEDs on each hot-swap hard disk drive help you easily identify a problem. See “Hot-swap hard disk drive status LEDs” on page 32.

Symptom		Action
A newly installed hot-swap hard disk drive is not	1.	Ensure that the drive is installed into the correct drive
recognized.		bay.
	2.	Restart the server.
	3.	Remove the drive from the bay, wait 45 seconds,
		and reinsert the drive into the bay, making sure that
		the drive connects to the hot-swap hard disk drive
		backplane.
	4.	Run any diagnostic programs to test the hard disk
		drive if you have.
	5.	Ensure that the hot-swap hard disk drive backplane
		is correctly seated. When it is correctly seated,
		the drive assemblies correctly connect to the

160ThinkServer User Guide