8 hard drive, 9 m-sata hard drive, 10 wireless local area network (wlan) card – Dell Latitude E6220 (Mid 2011) User Manual
Page 4: 11 wireless wide area network (wwan) card, 12 speaker, 13 palm rest, 14 bluetooth module, 15 keyboard

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Removing The M-SATA Hard Drive
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Installing The M-SATA Hard Drive
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10 Wireless Local Area Network (WLAN) Card.....................................31
Removing The Wireless Local Access Network (WLAN) Card
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Installing The Wireless Local Access Network (WLAN) Card
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11 Wireless Wide Area Network (WWAN) Card...................................33
Removing The Wireless Wide Area Network (WWAN) Card
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Installing The Wireless Wide Area Network (WWAN) Card
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Installing The Bluetooth Module
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