Dell Latitude E6420 (Early 2011) - Manual (Page 28)

Installing the Base Cover
1. Place the base cover to align the screw holes correctly with the computer.
2. Tighten the screws that secure the base cover to the computer.
3. Install the
Secure Digital (SD) Card .
4. Install the Battery .
5. Install the ATG Port Cover (only for E6420 ATG systems).
6. Install the ATG Handle (only for E6420 ATG systems).
7. Follow the procedures in After Working Inside Your Computer .
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