DSL-2750U
Wireless ADSL2+ Router with 3G/LTE/Ethernet WAN Support
and USB Port
User Manual
Configuring via Web-based Interface
To disable the PIN code check, in the
PIN Code Request
section, enter the current PIN code in
the
PIN code
field and click the
DISABLE
button (the button is displayed if the PIN code check is
enabled).
To enable the PIN code check, in the
PIN Code Request
section, enter the PIN code used before
disabling the check in the
PIN code
field and click the
ENABLE
button (the button is displayed if
the PIN code check is disabled).
To change the PIN code, in the
Changing PIN Code
section, 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
SAVE
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 on the page), the SIM card inserted
into your USB modem is blocked.
Figure 122. The
USB Modem / PIN
page. The PUK code request.
For further use of the card, in the
Authorization
section, enter the PUK code in the relevant field,
and then specify a new PIN code for your SIM card in the
New PIN code
and
New PIN code
confirmation
field. Click the
APPLY
button.
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