SoftBank 304HW User Manual page 119

USIM PIN
PIN (Personal Identification Number) is a code to prevent unauthorized use.
・ Enable PIN verification to use Wi-Fi router by PIN entry on Wi-Fi router or WEB UI when Wi-Fi router is powered on.
・ Incorrectly entering PIN code three consecutive times activates PIN Lock. PUK Code is required to unlock it. For details about PUK,
contact Customer Service, General Information. Incorrectly entering PUK Code ten consecutive times locks Wi-Fi router completely. If
Wi-Fi router is completely locked, Wi-Fi router must be serviced. Contact
PIN Verification
Set PIN Verification.
USIM PIN is "9999" by default.
In Menu List, "Mobile Network Setting"
Set "PIN verification" to "Enable"
PIN code entry from Wi-Fi router or WEB UI is required when Wi-Fi router is powered on.
"PIN Management"
➜
Enter PIN code "Apply"
➜ ➜
Customer Service, General Information.
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