IBM 600X (MT 2646) manual Read this first

Read this first

Read this first

Before you go to the checkout guide, be sure section.

Important notes

ŸOnly certified trained personnel should

	service the computer			.
Ÿ	Read	the	entire FRU	removal	and replacement
	page	before	replacing	any FRU	.

ŸUse new nylon-coated screws when you

replace FRUs .

ŸBe extremely careful during such write

operations as copying, saving, or formatting.

Drives in the computer that you are servi might have been rearranged, or the drive sequence might have been altered. If you an incorrect drive, data or programs might overwritten.

ŸReplace FRUs only for the correct model.

When	you	replace		a	FRU,	make		sure		the	mo
of the machine and the FRU part number a
correct		by	referring to			the		FRU	parts		li
Ÿ A FRU	should	not	be replaced		because	of	a
single,	unreproducible		failure.		Single		failures
can occur for a variety						of		reasons		that
nothing to do with a hardware								defect,			suc
cosmic	radiation,			electrostatic				discharge,
software		errors. Consider				replacing			a	FRU o
when a problem recurs. If this is suspect
clear the error log and run the test aga
replace		any	FRUs	if	log	errors do				not	re

Ÿ Be careful not to replace a nondefective FRU.

What to do first: When you do return a FRU, you

must include the following information in the parts exchange form or parts return form that you at

1.Name and phone number of servicer

2.Date of service

3.Date on which the machine failed

4.Date of purchase

5.Failure symptoms, error codes appearing on display, and beep symptoms

6.Procedure index and page number in which

	failing FRU was detected
7.	Failing FRU name and part number
8.	Machine type, model number, and serial numb
9.	Customer's name and address

Before checking problems with the computer, dete whether the damage is covered under the warra referring to the following:

1