Sony VGN-NR100 Series User Manual page 92

8 Slide the memory module into the memory module slot and push it in until it clicks into place.
!
Do not touch any other components on the motherboard.
Be sure to insert the connector edge of the memory module into the slot while aligning the notch on the module with the small projection in the open
slot.
Do not damage the insulation sheet equipped for module protection.
9 Replace the memory module compartment cover.
10 Tighten the screw on the bottom of the computer.
11 Reinstall the battery pack and turn on the computer.
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Upgrading Your VAIO Computer
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