Lenovo ThinkPad S30 ThinkPad S30, S31 Hardware Maintenance Manual (October 200 - Page 5

ThinkPad s30, s31 Hardware Maintenance Manual, Read This First, About This Manual

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ThinkPad s30, s31 Hardware Maintenance Manual About This Manual This manual contains service and reference information for the IBM ThinkPad s30 and s31products. Use this manual along with the diagnostics tests to troubleshoot problems effectively. The manual is divided into sections as follows: v The introduction section provides general information, guidelines, and safety information required to service computers. v The product-specific section includes service, reference, and product-specific parts information. This manual is intended for trained servicers who are familiar with ThinkPad products. Use this manual along with the PC-Doctor to troubleshoot problems effectively. Read This First Before you go to the checkout guide, be sure to read this section. Important Notes: v Only certified trained personnel should service the computer. v Read the entire FRU service procedures before replacing any FRUs. v Use new nylon-coated screws when you replace FRUs. v Be extremely careful during write operations such as copying, saving, or formatting. Drives in the computer that you are servicing might have been rearranged or the drive startup sequence might have been altered. If you select an incorrect drive, data or programs might be overwritten. v Replace FRUs only for the correct model. When you replace a FRU, make sure the model of the computer and FRU part number are correct by referring to the FRU parts list. v A FRU should not be replaced because of a single, unreproducible failure. Single failures can occur for a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. If 1

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ThinkPad s30, s31 Hardware
Maintenance Manual
About This Manual
This manual contains service and reference information for
the IBM ThinkPad s30 and s31products. Use this manual
along with the diagnostics tests to troubleshoot problems
effectively.
The manual is divided into sections as follows:
v
The introduction section provides general information,
guidelines, and safety information required to service
computers.
v
The product-specific section includes service, reference,
and product-specific parts information.
This manual is intended for trained servicers who are
familiar with ThinkPad products. Use this manual along
with the PC-Doctor to troubleshoot problems effectively.
Read This First
Before you go to the checkout guide, be sure to read this
section.
Important Notes:
v
Only certified trained personnel should service the
computer.
v
Read the entire FRU service procedures before
replacing any FRUs.
v
Use new nylon-coated screws when you replace
FRUs.
v
Be extremely careful during write operations such
as copying, saving, or formatting.
Drives in the
computer that you are servicing might have been
rearranged or the drive startup sequence might have
been altered. If you select an incorrect drive, data or
programs might be overwritten.
v
Replace FRUs only for the correct model.
When you
replace a FRU, make sure the model of the computer
and FRU part number are correct by referring to the
FRU parts list.
v
A FRU should not be replaced because of a single,
unreproducible failure.
Single failures can occur for a
variety of reasons that have nothing to do with a
hardware defect, such as: cosmic radiation, electrostatic
discharge, or software errors. FRU replacement should
be considered only when a recurring problem exists. If
1