IBM ThinkPad X20 Hardware Maintenance Manual page 26

5. Failure symptoms, error codes appearing on the
display, and beep symptoms
6. Procedure index and page number in which the failing
FRU was detected
7. Failing FRU name and part number
8. Machine type, model number, and serial number
9. Customer's name and address
Note for warranty: During the warranty period, the
customer may be responsible for repair costs if the
computer damage was caused by misuse, accident,
modification, unsuitable physical or operating environment,
or improper maintenance by the customer. The following
list provides some common items that are not covered
under warranty and some symptoms that might indicate
that the system was subjected to stress beyond normal
use.
Before checking problems with the computer, determine
whether the damage is covered under the warranty by
referring to the following: The following are not covered
under warranty:
v LCD panel cracked from the application of excessive
force or from being dropped
v
Scratched (cosmetic) parts
v Cracked or broken plastic parts, broken latches, broken
pins, or broken connectors caused by excessive force
v Damage caused by liquid spilled into the system
v Damage caused by the improper insertion of a PC Card
or the installation of an incompatible card
v Damage caused by foreign material in the diskette drive
v Diskette drive damage caused by pressure on the
diskette drive cover or by the insertion of a diskette with
multiple labels
v Damaged or bent diskette eject button
v Fuses blown by attachment of a non-supported device
v Forgotten computer password (making the computer
unusable)
The following symptoms might indicate damage
caused by non-warranted activities:
v Missing parts might be a symptom of unauthorized
service or modification.
v If the spindle of a hard disk drive becomes noisy it may
have been subjected to excessive force or from being
dropped.
v I9990303 errors can be caused by exposure to strong
magnetic fields.
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ThinkPad X20, X21, X22