Sony VGCRA830 - Manual (Page 79)

Installing Memory
The amount of preinstalled memory may vary, depending on the computer purchased. Your computer may ship with all
available memory slots filled. For memory replacement or upgrades, use the correct memory module for your computer's
configuration. See the online
Specifications sheet for details about the memory installed in your computer.
You can purchase additional memory modules, accessories, and peripheral equipment from your local retailer.
Observe the proper safety precautions when you add or remove the memory in your computer. See Before
upgrading your computer .
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