Changes
added link to forum
* [[C't 512 KB internal RAM expansion|C't 512 KB internal RAM expansion]]
* [https://www.youtube.com/watch?v=b06CmqzrVE4 Repair video on Youtube that shows how to remove RAM ICs and add sockets]
* [https://www.cpcwiki.eu/forum/amstrad-cpc-hardware/cpc-6128-internal-upgrade-to-320kb CPC Wiki forum thread]