Lenovo NONE FOUND 3000 V100 - Manual (Page 38)

To make sure that the SO-DIMM is installed correctly, do as follows:
1. Turn the computer on.
2. While the initial screen is displayed, press F1. The BIOS Utility screen
opens. The
″Memory″
item shows the amount of memory you can utilize.
Replacing memory
30 Lenovo 3000 V100 Service and Troubleshooting Guide