Dell Precision T7400 (Late 2007) - Manual (Page 191)

Adding and Replacing Parts 191
7 Grasp the memory riser card 3 at each corner and lift memory riser card 3
and attached card 4 from the DIMM_3 and DIMM_4 memory module
connectors on the system board.
If a card is difficult to remove, gently ease it back and forth to remove it
from the connector.
CAUTION: Fully-buffered memory modules may become very hot during normal
operation. Ensure that memory modules have had sufficient time to cool before you
touch them.
8 Press out the securing clip at each end of the module connector on the
memory riser card from which you are removing memory.
9 Grasp the module and pull up to lift the memory module from the
memory riser card.
If a module is difficult to remove, gently ease it back and forth to remove it
from the connector.
1 power connectors (4) 2 memory module connectors (4)
3 securing clips (2)
3
2
1