Acer Altos R5250 - Manual (Page 68)

3 System upgrade 50
To remove a DIMM:
Important: Before removing any DIMM from the mainboard,
make sure to create a backup file of all important data.
1 Perform the pre-installation instructions described on page 28.
2 Remove the air duct to access the DIMM slots. Perform the
instructions described in “To remove the air duct” section on page
33.
3 Press the holding clips on both sides of the DIMM slot outward to
release the DIMM (A).
4 Gently pull the DIMM upward to remove it from the DIMM slot
(B).
5 If you intend to install a new DIMM, refer to previous section for
related procedure, otherwise reinstall the air duct, then observe
the post-installation instructions described on page 28.
To reconfigure the system memory:
The system automatically detects the amount of memory installed. Run
the BIOS setup to view the new value for total system memory and
make a note of it.
A B