Sony PCG-SR17 - Manual (Page 80)

VAIO® Notebook User Guide
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4 Open the display panel, raise the palm rest toward you, turn it over, and then
set it gently on the keyboard. When you turn the palm rest over, gently
perform the action in order to avoid breaking the attached cable.
5 Before you remove the module from its package, touch a metal part of the
notebook to discharge any static electricity accumulated on your body.
Remove the module from its protective package.
6 Install the memory module by holding the module edge connector pointing
down with the notch on the right, and then insert it diagonally into an empty
slot.
Lower the memory module until it clicks into place on both ends.
Opening the Display Panel
A Memory Module
Palm rest
Palm rest on keyboard
Notch
Edge connector