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v Problem determination - Trained personnel are available to assist you with
determining if you have a hardware problem and deciding what action is
necessary to fix the problem.
v IBM hardware repair - If the problem is determined to be caused by IBM
hardware under warranty, trained service personnel are available to provide
the applicable level of service, either on-site or at an IBM service center as
determined by IBM.
v Engineering Change management - Occasionally, there might be changes
that are required after a product has been shipped from IBM. In those
instances, IBM will make Engineering Changes (ECs) available that apply to
your hardware.
The following items are not covered under warranty service:
v Replacement or use of non-IBM parts. All IBM parts contain a 7-character
identification in the format IBM FRU XXXXXXX.
v Identification of non-IBM software problem sources.
v Installation of customer replaceable units (CRUs).
v Installation and configuration of machine code or licensed internal code
that is designated as customer installable.
If you do not register your computer with IBM, you might be required to
present proof of purchase to obtain warranty service.
Before you call for service
You can solve many problems without outside assistance by following the
troubleshooting procedures that IBM provides in the online help or in the
publications that are provided with your computer and software.
Most computers, operating systems, and application programs come with
information that contains troubleshooting procedures and explanations of
error messages and error codes. The information that comes with your
computer also describes the diagnostic tests that you can perform.
If you suspect a software problem, refer to the information for the operating
system or application program.
Calling for service
Please have the following information ready:
v Machine type, model, and serial number
v Description of the problem
v Exact wording of any error messages
v Hardware and software configuration information
52 ThinkPad
®
G40 Series Service and Troubleshooting Guide