Gigabyte GA-8GEM800 User Manual page 15

1. The DIMM slot has a notch, so the DIMM
memory module can only fit in one direction.
2. Insert the DIMM memory module vertically
into the DIMM slot. Then push it down.
3. Close the plastic clip at both edges of the DIMM
slots to lock the DIMM module.
Reverse the installation steps when you wish
to remove the DIMM module.
- 15 - Hardware Installation