Panasonic KX-TD1232CE - Manual (Page 19)

19
Basic Operations
Key Lock Setting
You can lock the dialing buttons. Incoming calls can be answered,
but no outgoing calls can be dialed.
Setting
While on-hook
Press
(Function) for 2 seconds.
Canceling
While on-hook
Press
(Function) for 2 seconds.
KEY
KEYPAD LOCKED
PRESS F FOR 2SEC
1 JAN 11:00