It starts with the 4 Pre-installed packs on the SX900: Africa, Europe, Latin America, and Oriental. Select 'Voice & Style Expression.' Now the 'Let Your Music.' appears again and below that are a list of expansion packs for the PSR-SX900. One of the options there is ' Voice & Style Expansion.' (Note: this navigation bar disappears as the browser window gets smaller.) If your browser window is wide enough, toward the top of the PSR-SX900 page, under the keyboard picture is a navigation bar indicating you are currently looking at the SX900 'Overview' page. We'll discuss these link further down below.

Scroll down to the bottom of the PSR-SX900 page and you find a section titled ' Let your music take you to new places.' There is a short description of Voice & Style Expansion Packs and two links, one to See Voice & Style Expansion and the other to See Yamaha Expansion Manager. Select ' PSR-SX900' and you are presented with broad features of that keyboard.

Select ' Digital and Arranger Workstations.' Here you find their current lineup of arranger keyboards from the Genos down to the PSR-S670. Select the picture for ' Keyboard Instruments' where the various different keyboard groups are shown. From their home page scroll down until you see ' Products'. Navigating the site to find it can take some time. The link shown here will take you right to that page. From their home page, you want to navigate to the Voice & Style Expansion page. That procedure was much easier so I will discribe that first. The steps involved in doing that are outlined below.Īfter I downloaded some Expansion Packs from MusicSoft, I discovered I could also get the packs from Yamaha USA. You can review and select expansion packs from Yamaha's MusicSoft store. Yamaha's 'free' Expansion Packs are available, of course, from Yamaha.

Yamaha musicsoft website