Component replacement procedures
This section provides removal and replacement procedures.
There are as many as 51 screws that must be removed, replaced, or loosened when servicing
the computer. Make special note of each screw size and location during removal and replacement.
Service tag
When ordering parts or requesting information, provide the computer serial number and model number provided on the service tag.
Item | Description | Function |
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(1) | Product name | This is the model name for this computer. |
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(2) | Serial number | This is an alphanumeric identifier that is unique to |
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| each product. |
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(3) | Product number | This is the alphanumeric identifier needed to locate |
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| documents, drivers, and support for the computer. |
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| The product number helps a service technician |
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| determine what components and parts are needed. |
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(4) | Warranty period | This number describes the duration of the warranty |
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| period for the computer. |
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(5) | Model number | This is the alphanumeric identifier needed to locate |
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| documents, drivers, and support for the computer. |
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|
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36 Chapter 4 Removal and replacement procedures
