Gateway 7400 System Manual page 61

To add DIMMs:
1
Turn off the system and disconnect the power cord, modem cord (if
installed), and all external peripheral devices.
2
Observe all safety and static electricity precautions. (See "Preventing static
electricity discharge" on page 22.)
3
Remove the bezel. (See "Removing the bezel" on page 25.)
4
Remove the left side cover panel. (See "Removing the side cover panel"
on page 26.)
5
Pull open the socket latches on each side of the DIMM socket.
6
Insert the new DIMM into the socket and align the two notches in the
DIMM with the two notches in the DIMM socket.
7
Gently press the DIMM into the socket until it is firmly seated. Inserting
the DIMM automatically locks the socket latches on each end of the
DIMM.
8
Replace the bezel. (See "Replacing the bezel" on page 28.)
Replacing or adding memory
53