IBM 1400 (2611) manual Symptom-to-FRU Index, Numeric Error Codes and Messages

Symptom-to-FRU Index

The	Symptom-to-FRU	Index lists the symptoms and error
and	the possible	causes. The most likely cause is

first.

Note: Perform the FRU replacement or actions in the sequence shown in the FRU/Action columns. If a FRU does not solve the problem, put the origi part back in the computer. Do not replace a defective FRU.

This index can also be used to help you decide FRUs should be available when servicing a computer.

Numeric error codes show the errors detected in P system operation (runtime). In the following error co can be any number.

If no codes are available, use narrative symptoms.

If the symptom, is not listed, go to “Undetermined Problems” on page 45.

Note: For any IBM device not supported by the dia codes in this ThinkPad computer, see the manual for that device.

Numeric Error Codes and Messages

Error Code

Message

FRU/Action in Sequence

POST
010	Memory Error			Ÿ	Go	to	“Memory			Check”
	at MMMM:				on	page 27.
	SSSS:			Ÿ	DIMM
	OOOOh
				Ÿ	System board
	(R:xxxxh,
	W:xxxxh)
040	Diskette	Drive		Ÿ	Go	to	“Diskette				Drive
	Controller				Check”		on		page 30.
	Error			Ÿ	Ensure		the		diskette
					drive		configuration
					setting			in	BIOS		Utility
					is	correct.
				Ÿ	Diskette			drive			cable
				Ÿ	Diskette drive
				Ÿ	System board
047	Diskette			Ÿ	Ensure		the		diskette
	Drive(s)	Disa	-		drive is not set to
	bled				[Disabled]				in	the
					"System			Security"
					menu	of		the		BIOS
					Utility.
				Ÿ	Diskette			drive			cable
				Ÿ	Diskette drive

36 ThinkPad i Series 1400 HMM