![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[多选题]
GPRS终端液晶屏无显示,故障原因是,处理方法是确认电源接线正确,终端电源开关处于“开”位置。若电源电压正常,则可为终端故障,更换终端()
A.终端未上电
B.终端内部接线松动
C.终端元件损坏
D.终端通讯模块故障
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
ABC
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.终端未上电
B.终端内部接线松动
C.终端元件损坏
D.终端通讯模块故障
ABC
A.终端未上电
B.终端内部接线松动
C.终端元件损坏
D.终端芯片故障
A.当地无移动网络覆盖
B.当地无移动网络覆盖或未开通GPRS网络
C.智能电能表故障
D.终端故障
A.20,45
B.15,60
C.20,60
D.15,45