Sony PCV-RZ20CP Online Help Center (VAIO User Guide) User Manual page 50

8.
Press down evenly against the module's upper corners. The end latches snap into position, holding the module
in place.
To avoid damaging a memory module slot, move the end latches slightly outward to relieve
pressure. The module clicks into place.
9.
Reinstall any components or add-on cards you may have removed.
To Reinstall the power supply (for PCV-RX series models only)
1. Rotate the power supply unit to its original position and slide it into the chassis until the tab snaps
into position.
2. Replace the screw that secures the power supply to the chassis.
10. Replace the side panel. See About the Side Panel.
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