User`s manual
76
Appendix
Replace a handset
If you want to replace a handset or reassign the designated handset number 
of a registered handset, you must deregister all the handsets and then 
individually register each handset.
To make deregistration easier, read all of the instructions on this page before 
you begin. 
To deregister all handsets:
Press and hold  /FIND HANDSET on the telephone base for about 10 
seconds until the IN USE light ashes, then release FIND HANDSET.
Press  /FIND HANDSET again. You must press  /FIND HANDSET 
while the IN USE light is still ashing. The IN USE light ashes for about 
seven seconds.
All system handsets show Out of range OR No power at base for a few 
seconds and then 
Press and hold FIND HANDSET on base for 4 sec, 
then press # on handset
 when the deregistration is completed. The 
deregistration process takes about 10 seconds to complete.
If deregistration fails, you may need to reset the telephone and try again.
To reset:
Press and hold OFF/CLEAR or place the handset back in the 
telephone base. 
-OR-
Unplug the power from the telephone base, then plug it back in.
After deregistering, register each handset individually. See Add and register 
a handset on page 75.
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3.
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You cannot deregister handsets if any system handset is in use.










