Acer Altos G5450 Series - Manual (Page 74)

3 System upgrade 56
Removing a DIMM
Before you can install a new pair DIMMs in the sockets, remove first
any previously installed DIMM from that sockets.
Important: Before removing DIMMs from the mainboard, make
sure to create a backup file of all important data.
1 Observe the ESD precautions and pre-installation instructions
described on page 35.
2 Locate the DIMM slot on the mainboard.
Important: Refer to DIMM population guidelines for important
information about requirements for removing DIMM modules.
3 Press the holding clips on both sides of the socket outward to
release the DIMM.
4 Gently pull the DIMM upward to remove it from the socket .
CPU2
CPU1