To De-Register All Handsets - VTech mi6879 User Manual

Registration
If you are replacing a handset on a system that has the maximum number of registered handsets,
or if you wish to change the assigned handset number of your registered handsets, you must first
de-register all the handsets, then re-register all handsets of them

To de-register all handsets

 Press and hold INT/FIND HANDSET on the main telephone base for 0 seconds
2 When the IN USE light starts to flash, release the INT/FIND HANDSET button
3 Press and release INT/FIND HANDSET again The IN USE light will turn off and in a few seconds
and all handsets will be de-registered
4 All handsets will show NOT REGISTERED
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• If the de-
NOT REGISTERED
registration
process does not
work, you may
need to reset
the system and
try again To
reset: pick up the
handset and press
Press the
OFF button and
place the handset
back into the
telephone base or
charger