Acer 7230 - Manual (Page 125)

Chapter 3 115
Replacing the DIMM Modules
1. Insert the right-hand DIMM module and press down to lock in place.
The module clicks in place.
2. Insert the left-hand DIMM module and press down to lock in place.
The module clicks in place.
3. Replace the keyboard plate taking care to pay attention to the installation guides on the leftside of the plate.