在爱立信手机上有一个“０”键，一般情况下，我们都是使用来它来输入号码“０”。其实它除了能够输入号码“０”外，还有其他一些作用。 １．取得机子序列号 我们可以在待机状态下输入：＊＃０６＃，再按下接通，就出现自己机子的序列号了，然后再打开机子背面，看一看与机子 There is a “0” key on Ericsson handsets, which we generally use to enter the number “0”. In fact, in addition to being able to enter the number “0”, there are other roles. 1. Obtain machine serial number We can enter in standby mode: * # 06 #, then press on, there is the serial number of their machine, and then open the back of the machine, take a look at the machine