Sony PCG-F640 manual Typical expansion memory configuration, To remove a memory module

VAIO Notebook User Guide

Typical expansion memory configuration

Total System Memory (MB)	Slot 1 (MB)	Slot 2 (MB)
128	64	64
192	64	128
256	128	128

To remove a memory module

1Shut down your computer and disconnect all peripheral devices, such as your printer.

2Unplug the computer and remove the battery pack(s).

3After the computer has cooled, loosen and remove the screw that secures the cover of the memory bay on the bottom of your computer. Use an appropriate screwdriver.

Removing the memory module cover

screw

4Touch a metal object (such as the connector panel on the back of your computer) to discharge any static electricity.

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