Here is a historical listing of Pre-configured Windows Based Carousel devices and their default and maximum supported Operating Systems:
Small Form Factor Devices:
Seneca HDn Player/Server optimized for Carousel - Windows10
Carousel Model 270 Player/Server - Windows 10
Carousel Model 260 Player/Server - Windows 7
Carousel Model 250 Player Server - Windows 7
Carousel Model 240 Player/Server - Windows 7 (Some early models shipped with Windows XP)
Carousel Model 230 Player/Server - Windows XP
Carousel Model 220 Player Server - Windows XP
Carousel Model 210 Player Server - Windows XP
Rack Mountable Devices:
Seneca Model S1100 Server Optimized for Carousel - Windows Server 2016
Carousel Model 440 Server - Windows Server 2016
Carousel Model 430 Server - Windows Server 2008R2
Carousel Pro Server - Windows Server 2008R2 (Some early Carousel Pro servers shipped with Windows Server 2003)
Carousel Model 340 Player/Server - Windows 10
Carousel Model 330 Player/Server - Windows 7
Carousel Model 320 Player/Server - Windows 7
Carousel Model 310r Player/Server - Windows XP
Carousel Model 300r Player/Server - Windows XP
How to find your operating system:
To find out which version of Windows you are using, simply Right Click on the "My Computer" Or, "This PC" icon and select 'Properties'. The Windows Edition will be displayed in the dialogue box