Apple MC371LL/A Manuale Utente

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Chapter 3   
Boost Your MacBook Pro
Installing Additional Memory 
Your computer has two memory slots that you access by removing the bottom
case. Your MacBook Pro comes with a minimum of 4 gigabytes (GB) of 1066 MHz
Double Data Rate (DDR3) Synchronous Dynamic Random-Access Memory (SDRAM)
installed. Each memory slot can accept an SDRAM module that meets the following
specifications:
Â
Double Data Rate Small Outline Dual Inline Memory Module (DDR3) format
Â
30 mm (1.18 inches)
Â
204-pin
Â
2 GB or 4 GB
Â
PC3-8500 DDR3 SO-DIMM 1066 MHz Type RAM
You can add two 4 GB memory modules for a maximum of 8 GB of memory. For
best performance, fill both memory slots and install an identical memory module
in each slot.
To install memory in your MacBook Pro:
Follow steps 1 through 3 beginning on page 37.
Important: 
When you remove the bottom case, you expose ssensitive internal
components. Avoid touching anything other than the memory assembly when you
remove or add memory.