9. Option909 OptionHandset Registration9.1 Canceling the handsetregistrationIf you no longer need to use the handset or if youwant to use the handset with a different base unitof the same model, it is necessary to cancel thehandset’s registration from the current base unit.Only one handset can be canceled at a time.Make sure the handset and the base unit arenear each other and not being used.L Keep the front cover page open for buttonlocations.9.1.1 With the handset1 Press {MENU}.2 Scroll to “Initial setting” by pressing{v} or {e}, then press the soft key({SELECT}).3 Scroll to “Registration” by pressing {v}or {e}, then press the soft key ({SELECT}).4 Scroll to “Deregistration” by pressing{v} or {e}, then press the soft key({SELECT}).5 Press {3}{3}{5} (DEL.) to delete theregistration memory.6 Press the soft key ({OK}).L A beep will sound and the registrationmemory will be erased on both thehandset and the base unit.L “[-]” is shown on the top right of thecanceled handset’s display.9.1.2 With the base unit1 Press and hold {LOCATOR/INTERCOM}until “HS REGISTRATION” is displayed.2 Press the desired extension number youwant to cancel ({1} to {4}).3 Press {SET}.L A beep will sound and the registrationmemory will be erased on the base unitonly.Note:L After canceling registration, the handsetcannot be used. If you want to use it again,re-register the handset to the base unit.9.2 Re-registering thehandsetIf you want to re-register the handset to the baseunit or a different base unit of the same model,you need to register it to that base unit. Thehandset will be given a new extension number ofthat base unit. Only one handset can beregistered at a time.Make sure the base unit and the otherhandsets are near each other and not beingused. Registration must be completed within1 minute.L If you have canceled the handset registrationat the previous base unit (page 90), start fromstep 5.L Keep the front cover page open for buttonlocations.1 Handset:Press {MENU}.2 Scroll to “Initial setting” by pressing{v} or {e}, then press the soft key({SELECT}).3 Scroll to “Registration” by pressing {v}or {e}, then press the soft key ({SELECT}).4 Press the soft key ({SELECT}) at “HSregistration”.5 Base unit:Press and hold {LOCATOR/INTERCOM}until “HS REGISTRATION” is displayed.6 Handset:1. Press the soft key ({OK}).2. Wait until a long beep sounds and thedisplay shows the registered number.The registration will be complete.L The registered number “[1]” to“[4]” will be shown on the top right ofthe display.Example: Extension number 2Note:L To stop registration, press {OFF} on thehandset and press {LOCATOR/INTERCOM}on the base unit.[2]Handset [2]Registered