Sony VGN-S570P - Manual (Page 108)

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Upgrading Your VAIO Computer
11 Remove the new memory module from its packaging.
12 Install the memory module.
❑ 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.