求英文翻译“用户必须得到SIS公司的授权同意声明，用户才同意自己来操作解决机器故障。

简单帮您翻译了一下，仅供参考。

The client agrees to solve the machanical issues by themselves only after receiving the authorization notice from SIS company.

user needs authorization agreement of SIS company ,for handling the malfunctions of machine(computer)