Cordless handset1 Press (FUNCTION).2 Press or until the arrowpoints to “Registration”, andpress H.3 Press or until the arrowpoints to “Deregistration”,and press H.• To stop, press I.4 Press (CLEAR).• A long beep sounds and “Clear”is displayed.• To return to the standby mode,press (EXIT).• [–] will be displayed.Base unit1 Press (FUNCTION).2 Press or until the arrowpoints to “Registration”, andpress H.3 Press or until the arrowpoints to “Deregistration”,and press H.• The registered handset numbersare displayed.4 Press I or H to move thecursor to the handset number tobe canceled.5 Press (ENTER).• To stop, press I.6 Press (CLEAR).• A long beep sounds and “Clear”is displayed.• To cancel registration of anotherhandset, start again from step 3.• To return to the standby mode,press (EXIT).53Chapter 3 Advanced OperationDeregister?Handset3I=No CLEAR=YesCanceling Cordless Handset RegistrationIf you no longer need to use a cordless handset or if you need to register ahandset to a different base unit of the same model, it may be necessary tocancel the registration.Only one handset can be canceled at a time. Make sure that the baseunit and cordless handset are in the standby mode.Base Unit & HandsetD e r e g i s t e r i n gH S N o . : 1 2 3 4 5 6 7 8IH E N T E R = S e tD e r e g i s t e r ?H a n d s e t 3I= N o C L E A R = Y e s The canceling procedure must becarried out with both the base unitand the cordless handset.• The cordless handset will not work. Touse it again, registration will berequired (p. 19, 52).