Sony VGC-LV170J - Manual (Page 127)

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Upgrading Your VAIO Computer
Removing and Installing a Memory Module
To change or add a memory module
1 Shut down the computer, turn off all peripheral devices, and disconnect peripheral devices from the accessible ports and
jacks.
2 Remove the back panel cover from the computer.
See Removing and Replacing the Covers
(page 18) for the procedure.
3 Disconnect the power cord and the rest of the peripheral devices.
4 Wait about an hour until the computer cools down.
5 Unscrew the screw (1) and remove the memory module compartment cover (2).