how to connect sonos era 100 to a turntabe without wireless

This is the link that Google shows after entering your question:

https://support.sonos.com/en/article/play-line-in-on-your-era-100

You have asked two questions:

1. How to connect a turntable to Era 100’s

2. How to connect a Hi-Fi system to Era 100’s

Assuming you mean a turntable is it standalone or connected to a AV receiver via a phono input. The solutions are different.