Dell Vostro 3750 (Early 2011) - Manual (Page 127)

Installing The Speakers
1. Align the right and the left speakers to the bottom base.
2. Install the screws that secure the speaker module.
3. Install the
palm rest .
4. Install the optical drive .
5. Install the memory door .
6. Install the keyboard .
7. Install the battery .
8. Follow the procedures in After Working Inside Your Computer .
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