Acer Altos G5350 Series - Manual (Page 76)

3 System upgrade 66
To remove a DIMM:
Before you can install a new DIMM in a socket, remove first any
previously installed DIMM from that socket.
Important: Before removing any DIMM 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 33.
2 Locate the DIMM slots 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 .