Dell Latitude E5520M (Early 2011) - Manual (Page 21)

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Back Panel
Removing the Back Panel
1. Follow the procedures in Before Working On Your Computer.
2. Remove the battery.
3. Remove the screws that secure the back panel.
4. Slide and remove the back panel toward the front of the computer .
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Installing the Back Panel
Installing the Back Panel
1. Slide the back panel towards the back of the computer.
2. Tighten the screws to secure the back panel.
3. Replace the battery.
4. Follow the procedures in After Working Inside Your Computer .
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Removing the Back Panel
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