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Appendix
Replace a handset
If you want to replace a handset or
To make deregistration easier, read all of the instructions on this page before you begin.
To deregister all handsets:
1.Press and hold HOLD on the telephone base for about 10 seconds until the telephone base displays Deregister all handsets?
2.Press the YES softkey.
3.All system handsets show Searching for BASE. The deregistration process takes about 10 seconds to complete. All handsets show NOT REGISTERED when the deregistration completes.
If deregistration fails, the handset displays Registration failed and then To register, pick up handset from CHARGER. Pick up the registered handset and try the deregistration process above again.
You cannot deregister a handset if any system handset is in use.
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