Issue: Router cannot dialup while SIM Card has pin code.
Main Cause and Solution:
| Item | Cause | Solution |
| 1 | router not input the sim card pin code | try to check the pin code input correctly in WAN Cell settings. You can double check on the mobile phone. |
| 2 | the sim card is already locked | try to unlock the sim card. |
Related pictures:
The router can not work while input the wrong pin code or no put pin code,
The router can work while input the correct pin code,
