Dell Vostro 2421 (Early 2013) - Manual (Page 14)

Removing the Optical-Drive Assembly
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove the battery.
3. Remove the screw that secures the optical drive and slide it out of the drive bay.
4. Remove the screws that secure the optical-drive bracket to the optical-drive assembly.
5. Remove the optical-drive bracket from the optical-drive assembly.
6. Pry the optical-drive bezel and remove it from the optical-drive assembly.
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