D-Link DIR-320 User Manual page 184

DIR-320 Wireless N150 Router with 3G/CDMA/LTE Support
and USB Port
User Manual
Figure 146. The 3G/LTE modem / PIN / Changing PIN code page.
Enter the current code in the PIN code field, then enter a new code in the New PIN code and
New PIN code confirmation fields and click the Apply button.
If upon one of the operations described above you have entered an incorrect value in the PIN code
field three times (the number of remaining attempts is displayed in the Attempts left field), the
identification card inserted into your USB modem is blocked.
For further use of the card, enter the PUK code in the relevant field, and then specify a new PIN
code for your SIM card in the New PIN code field. Click the Enter button.
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Configuring via Web-based Interface