Lenovo 3000 C100 0761 Supplementary Manual page 38

Replacing memory
8. Reinstall the memory slot cover by aligning the front side of the cover
9. Reinstall the battery.
10. Turn the computer over again, and re-connect the ac adapter and the
To make sure that the SO-DIMM is installed correctly, do as follows:
1. Turn the computer on.
2. When the prompt appears, press the Lenovo Care button. Rescue and
Recovery screen opens.
3. Click Access BIOS. The System Restart Required window is displayed.
4. Click Yes. The computer restarts, and the BIOS Utility screen opens. The
"Installed memory" item shows the total amount of memory installed in
your computer. For example, if your computer has 256 MB of memory and
you install a 256-MB SO-DIMM in it, the quantity shown in "Installed
memory" should be 512 MB.
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Lenovo 3000 C100 Service and Troubleshooting Guide
first, and tighten the screws.
cables to the computer.