Furuno FELCOM501 Operator's Manual page 75

If the wrong PUK code is input ten times, the current PUK number becomes
locked and the following pop-up window appears.
7. The top page of the Web interface is [Dashboard], located in the [Home] menu.
For how to use the Web interface, see section 5.2.
8. To close the Web interface, click the [×] (Close) button at the upper right corner of
the window.
Error
Warning
5. WEB INTERFACE
5-3