Dell Latitude E6520 (Early 2011) - Manual (Page 19)

Battery
5
Removing The Battery
1. Follow the procedures in Before Working On Your Computer .
2. Slide the release latches to unlock the battery.
3. Rotate the outer edge of the battery upward and remove it from the
computer.
Installing The Battery
1. Slide the battery into its slot until it clicks into place.
2. Follow the procedures in
After Working Inside Your Computer .
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