一、手机信号故障,手机没有网络信号,无法接入网络提供商
解决办法:移动位置到建筑物、遮挡物的外边,观察网络信号强弱
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/7e3e6709c93d70cf3af32e46f5dcd100baa12b6b?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
二、手机拨号功能故障,手机无法拨出号码
解决办法:将手机送到售后维修处检测手机拨号功能是否正常
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/2fdda3cc7cd98d10bd9d887a2c3fb80e7bec9034?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
三、被拨手机号码暂时无法接通或者被拨手机号暂停服务
解决办法:换一个别的号码进行拨号,看是否可以接通
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/adaf2edda3cc7cd93695b0923401213fb90e91c5?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
四、被拨手机号码设置自动拒接,被设定限制接入的手机号码拨号进来会被自动挂断
解决办法:用另一个手机进行拨打或者换另一个人的手机拨打
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/21a4462309f79052e77fc37501f3d7ca7bcbd51d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
五、手机欠费停机,手机欠费停机后,无法拨出被叫号码,显示通话结束
解决办法:补交话费,让手机恢复正常状态
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8c1001e93901213f077aca9759e736d12f2e9534?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)