Repairing Iphone 4S Power Button yourself - DIY修理4S電源按鍵

I am writing down what I have prepared for this project.
簡單的紀錄一下修理的要點。

Issue: the power button could not be pressed anymore

狀況：4S電源按鍵失效（不能按）

Reason: the switch inside fatigueed.
原因：內部按鈕開關（關鍵）疲勞失效