AT&T DL72250 - Appendix; Add and Register Handsets;Headsets;Speakerphones; Register a Handset to Your Telephone Base

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Add and register handsets/headsets/speakerphones
YourtelephonecansupportuptoveDECT6.0cordlesshandsets(AT&Tmodel
DL70010/DL70020/DL70060/DL70080, sold separately), cordless headsets and
speakerphones (sold separately). Visit
https://telephones.att.com/accessories for a list of compatible
DECT 6.0 cordless headsets and speakerphones. Each new handset, headset or
speakerphone must be registered to the telephone base before use. You must
register each handset, headset or speakerphone separately.
To register a cordless headset or speakerphone to this telephone system,
please refer to the corresponding user’s manual for more details. To register a
cordless handset, see the following.
The handsets provided within your product box are already registered as
HANDSET 1, and so forth. Additional handsets are assigned numbers in the
sequential order they are registered (up to HANDSET 5).
Register a handset to your telephone base
1. Before you begin registration, make sure the handset is out of the telephone
base or charger and shows To register HS... and ...see manual alternately.
2. Put the handset you wish to register on the telephone base cradle.
3. The handset shows Registering.... If the registration is successful, the
handset screen displays Registered and beeps. The handset is now
registered with the telephone base.
Appendix
For registration, put the handset on the
telephone base, not the handset charger.