IBM Type 7977 manual General problems, Hard disk drive problems, Symptom, Action

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

vSee the Problem Determination and Service Guide on the IBM System x Documentation CD 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
The DVD drive tray is not	1.	Make sure that the server is turned on.
working.
	2.	Insert the end of a straightened paper clip into the manual tray-release
		opening.
	3.	Reseat the DVD drive.
	4.	Replace the DVD drive.

General problems

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

vSee the Problem Determination and Service Guide on the IBM System x Documentation CD 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
A cover lock is broken, an LED	If the part is a CRU, replace it. If the part is a FRU, the part must be replaced by a
is not working, or a similar	trained service technician.
problem has occurred.

Hard disk drive problems

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

vSee the Problem Determination and Service Guide on the IBM System x Documentation CD 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
Not all drives are recognized by	Remove the drive that is indicated by the diagnostic tests; then, run the hard disk
the hard disk drive diagnostic	drive diagnostic tests again. If the remaining drives are recognized, replace the
tests.	drive that you removed with a new one.
The server stops responding	Remove the hard disk drive that was being tested when the server stopped
during the hard disk drive	responding, and run the diagnostic test again. If the hard disk drive diagnostic test
diagnostic test.	runs successfully, replace the drive that you removed with a new one.
A hard disk drive was not	Reseat all hard disk drives and cables; then, run the hard disk drive diagnostic
detected while the operating	tests again.
system was being started.

78IBM System x3500 Type 7977: Installation Guide