![](/images/new-backgrounds/1269890/26989043x1.webp)
Component |
| Description |
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(4) | Wireless and memory module | Contains the wireless and memory modules. |
| compartment |
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CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact support through Help and Support.
(5) | Hard drive bay | Contains the hard drive. |
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14 Chapter 2 External component identification | ENWW |