Panasonic KX-TG6811SA Operating Instructions Manual page 48

Useful Information
Deregistering a handset
1
M N#131
R All handsets registered to the base unit are displayed.
2
MbN: Select the handset you want to cancel. a MOKN
3
MbN: "Yes" a MOKN
R A confirmation tone sounds.
R The handset does not beep when cancelling its own registration.
4
MeN
48
TG68xxSA(en)_0619_ver011.pdf 48 2013/06/19 17:43:18