Deregister all handsets
To replace a handset or reassign the designated handset number of a registered handset, you must deregister all handsets and then individually register each handset.
To deregister all handsets:
1.Press and hold 
/FIND HANDSET on the telephone base for about 10 seconds until the IN USE light on the telephone base flashes.
2.Immediately press 
/FIND HANDSET again.
All handsets show To register HS...
and ...see manual alternately when the deregistration process completes. The deregistration process takes about 10 seconds to complete.
Screen messages
Call log | There are no caller ID | |
empty | log entries. | |
|
| |
Calling HS X | You are calling | |
(for models with two | another handset (for | |
intercom calls). | ||
or more | ||
handsets only) |
| |
|
| |
Contact | A directory entry is | |
deleted | deleted. | |
|
| |
Directory | There are no directory | |
empty | entries. | |
|
| |
Directory | The directory is full. | |
full | You cannot save any | |
| new entry unless you | |
| delete some current | |
| entries. | |
|
| |
Ended | You have just ended | |
| a call. | |
|
| |
Failed | The handset | |
| registration is not | |
| successful. | |
|
| |
HS X is | Another handset is | |
calling | calling (for intercom | |
(for models with two | calls). | |
or more handsets |
| |
only) |
| |
|
| |
Incoming | There is an incoming | |
call | call. | |
|
| |
INT needs 2 | Two handsets are | |
HS | required for an | |
| intercom call. | |
|
| |
Intercom | The handset is on an | |
| intercom call. | |
|
| |
Intercom | The intercom call has | |
ended | just ended. | |
|
|
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