They "tray" in the parlor cabinet is twofold - drip pan and support for machine as it is a lift. A few of videos about parlor cabinets.
https://www.youtube.com/results?sear...parlor+cabinet
https://www.youtube.com/watch?v=GTqLf7d-Aok
https://www.youtube.com/watch?v=oPmANs6QJic
Janey, Neat people never make the exciting discoveries I do.