Sun Microsystems Sun Fire X4100 - Manual (Page 181)

Chapter 4 Maintaining the Sun Fire X4200 Server 4-51
7. To install a DIMM:
a. Ensure that the DIMM slot ejectors at each end of the memory socket are fully
open (rotated outward) to accept the new DIMM.
b. Align the notch in the bottom edge of the DIMM with the key in the DIMM
socket. See FIGURE 4-44 .
c. Press down evenly on both top corners of the DIMM until the ejectors snap
over the cutouts in the left and right edges of the DIMM.