Sony PCWA-C800S - Manual (Page 68)

I forgot the encryption key
If you forget the encryption key and are unable to establish a connection to the access point, reinitialize it, and then reconfigure it. For details about how to
reinitialize the access point and its default settings, refer to the documentation provided w ith the access point.
Consult your netw ork administrator about public w ireless places and personal access point encryption keys.
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