Check with the router company if you do not know the PIN code.
PIN Code
SIM Card Modem Unlock Code
If you have a SIM card that is not provided by the company where you got the router, you
might get an error indicating the modem is locked. To proceed, you must enter an unlock
code.
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To enter the modem unlock code:
1.
Log into the router and select Mobile Broadband Settings from the navigation tab.
2.
Enter the Modem Unlock Code.
LTE Broadband 11n Wireless Router MBR1515
Wireless Network Configuration
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