Component replacement procedures
This section provides removal and replacement procedures.
There are as many as 83 screws, in 8 different sizes, 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 description provided on the service tag.
Component | Description | |
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(1) | Product name | The product name affixed to the front of your computer. |
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(2) | Serial number (s/n) | An alphanumeric number that is unique to each |
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| product. |
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(3) | Part number/Product number (p/n) | The number that provides specific information about the |
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| product's hardware components. The part number |
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| helps a service technician to determine what |
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| components and parts are needed. |
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(4) | Warranty period | The duration of the warranty period for this computer. |
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(5) | Model description | The alphanumeric identifier you need to locate |
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| documents, drivers, and support for your computer. |
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34 Chapter 4 Removal and replacement procedures
