Dell Vostro 1550 (Mid 2011) - Manual (Page 49)

Installing The Speakers
1. Insert and attach the left and right speakers into their respective
compartments.
2. Align and route the speaker cable to the chassis.
3. Install the
system board .
4. Install the processor .
5. Install the CPU fan assembly and the heatsink .
6. Install the WLAN card .
7. Install the hard drive .
8. Install the palm rest .
9. Install the memory module .
10. Install the optical drive .
11. Install the keyboard .
12. Install the SD memory card .
13. Install the battery .
14. Follow the procedures in After Working Inside Your Computer .
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