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Released in 2009, the Dell OptiPlex 780 Small Form Factor is a mini-desktop computer in Dell's OptiPlex 780 lineup. Identified by the model number DCCY1F.

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How To Add Ram

How to add RAM

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@yabu54774 here is the Dell Optiplex 780 SFF Service Manual for the computer you've selected. On page 23 it's shown how to add/remove the Ram Module.

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