Dell Vostro 1550 (Mid 2011) - Manual (Page 45)

Installing The System Board
1. Insert the system board with the LAN, VGA, HDMI, and USB connectors
into their respective sockets and align the system board in place.
2. Install the screws that secure the system board in place.
3. Connect the LCD cable, DC-in cable, USB board cable, audio board cable,
coin-cell battery cable, and the speaker cable.
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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