Dell Optiplex 790 sff, URGENT How to Ram

[18104]

I just bought a 4gb stick for my sff which already had 4 gb in it, how do I know what slot to put it in?

 

[algorithmbreaker]

Refer service manual:

http://downloads.dell.com/manuals/all-products/esuprt_desktop/esuprt_optiplex_desktop/optiplex-790_owner%27s%20manual3_en-us.pdf

https://www.youtube.com/watch?v=TqWKV94eUPc

 

[jeet_]

if the motherboard has 4 slots, look at the preinstalled stick, skip one slot, and then install. 1 2 (skip) 3(install) 4(skip)