Dell Vostro 400 (Mid 2007) - Manual (Page 114)

114
Removing and Installing Parts
1 Follow the procedures in "Before You Begin" on page 101.
2 Press the securing clip at each end of the memory module connector.
3 Align the notch on the bottom of the module with the crossbar in the
connector.
NOTICE:
To avoid damage to the memory module, press the module straight down
into the connector while you apply equal force to each end of the module.
1 memory connector (DIMM_1) 2 securing clips (2) 3 connector
1 cutouts (2) 2 memory module
3 notch 4 crossbar
2
3
1
3
2
1
4