Sony VGN-S380P - Manual (Page 136)

 Slide the memory module into the slot.
 Push in the memory module until it clicks into place.
Do not touch any other components on the motherboard.
Make sure to insert the memory module edge with a notch into the memory module slot.
13. Close the module cover and then tighten the screws.
14. Gently replace the keyboard and then press it into the computer.
It would be easier to replace the keyboard if you gently hold down the area indicated by (1).
Observe the following when replacing the keyboard:
 Do not apply excessive force to the keyboard, as it may deform the keyboard.
 Do not pull the keyboard cable with excessive force, as it may result in a broken cable.
15. Close the LCD and then tighten the screws on the bottom of the computer.
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