https://blog.offline-net.com/2013/03/17/mac-time-machine%ef%bc%9atranscend-usb3-02-0%e5%af%be%e5%bf%9c-2-5%e3%82%a4%e3%83%b3%e3%83%81-%e3%83%9d%e3%83%bc%e3%82%bf%e3%83%96%e3%83%abhdd%e3%80%8em3-1tb%e3%80%8f/