There are two different options available for expansion: the FL512M module, which offers 512MB of new memory, and the FL1024M, which will give you a full 1GB.
So how do you go about getting a hold of the expansion memory? It's available from the same places you'll find the Tyros4: Yamaha keyboard dealers and select online stores. If you need help locating a store that's carrying the expansion modules, and you're in the US, you can use this dealer locator to find a dealer near you. If you're not in the US, there are other resources you can use to find a local dealer. Take a look below:
- United Kingdom
- Others - Choose your country, then find the dealer locator on your country's website.