Dell Dimension 2200 - Manual (Page 79)

Adding Parts 79
7 To insert a module, press out the securing clip at each end of the
memory connector.
8 Align the notches on the bottom of the module with the crossbars in
the connector.
NOTICE: To avoid breaking the memory module, do not press near the middle
of the module.
9 Insert the module straight down into the connector, making sure that
it fits into the vertical guides at each end of the connector.
Press firmly on the ends of the module until it snaps into place.
If you insert the module correctly, the securing clips snap into the
cutouts at each end of the module.
securing clips (2)
notches (2)
step 7
memory module
cutouts (2)
connector
step 8
step 9
system board
location