Sony PCG-V505DX - Manual (Page 135)

Memory Upgrades
Before you upgrade your computer's memory, make sure you read the safety information in Precautions and procedures.
For the type of module and amount of memory installed on your computer, see the Welcome page to find the VAIO ®
Computer Specifications.
 Precautions and procedures
 Removing and installing memory modules
 Confirming added memory capacity
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