ZyXEL Communications LTE5121, User Manual

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Chapter 4 Broadband
LTE-5121 User’s Guide
40
4.3.1 PUK Code Screen
If the SIM card is locked, use this screen to enter the PUK (Pin Unlock Key) code.
Note: You may have to ask the service provider for a PUK code to unlock the SIM card.
You will need a new SIM card if you enter the wrong PUK code too many
times.
Figure 20
PUK Code
The following table describes the fields in this screen.
Input PIN If you enabled PIN verification, enter the 4-digit PIN code (0000 for example) provided by
your ISP. If you enter the PIN code incorrectly too many times, the ISP may block your 3G SIM
card and not ley you use the account to access the Internet.
Remain
attempts This is how many more times you can try to enter the PIN code before the ISP blocks your SIM
card.
Apply Click Apply to save your changes.
Cancel Click Cancel to return to the previous screen without saving.
Table 5
SIM
LABEL DESCRIPTION
Table 6
PUK Code
LABEL DESCRIPTION
PUK code Enter the PUK (Pin Unlock Key) code to unlock the SIM card.
New PIN code Enter the new PIN code for the SIM card.
PUK remaining
authentication
times This shows how many more times you can try to enter the PUK code before permanently
damaging the SIM card.