This is guaranteed to work as intended when you receive it. There is other warranty expressed. 

Your silver buttons showing extreme wear. The ones I am selling are guaranteed to be in very good+ to excellent+ condition. There is some minor wear on all of them, but all are going to brighten up your unit if the silver coating is worn off.

NOTE: sold as singles...international buyers will ha e to pay shipping.

If you install this yourself I do not do a refund for incorrect installation. Please have a qualified technician install this.

Please do not ask for a return or refund. And make sure this is the correct part for your Sansui.

Thanks, Gary...sansuioldaudiophile