IBM Type 7977 manual Replace the following components one at a time

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.

Error code	Description	Action
00012000	Processor machine check error.	1. (Trained service technician only) Reseat the
		microprocessor.
		2. (Trained service technician only) Remove
		microprocessor 2 and restart the server.
		v If no error code occurs, microprocessor 2 might
		have failed; replace the microprocessor.
		v If the error code remains, remove
		microprocessor 1 and install microprocessor 2
		in the connector for microprocessor 1; then,
		restart the server. If no error code occurs,
		microprocessor 1 might have failed; replace the
		microprocessor.
		3. Replace the following components one at a time,
		in the order shown, restarting the server each
		time:
		a. (Trained service technician only)
		Microprocessor
		b. (Trained service technician only) System
		board
00019501	Processor 1 is not functioning; check	1. (Trained service technician only) Reseat the
	processor LEDs.
		microprocessor 1.
		2. (Trained service technician only) Remove
		microprocessor 2 and restart the server.
		v If no error code occurs, microprocessor 2 might
		have failed; replace the microprocessor.
		v If the error code remains, remove
		microprocessor 1 and install microprocessor 2
		in the connector for microprocessor 1; then,
		restart the server. If no error code occurs,
		microprocessor 1 might have failed; replace the
		microprocessor.
		3. Replace the following components one at a time,
		in the order shown, restarting the server each
		time:
		a. (Trained service technician only)
		Microprocessor 1
		b. (Trained service technician only) System
		board

70IBM System x3500 Type 7977: Installation Guide