Dell Vostro 2421 (Early 2013) - Manual (Page 10)

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 .
Removing the Access Panel
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the battery.
3. Loosen the screw that secures the access panel and remove it from the computer.
4. Lift the access panel
10