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Adding and registering handsets/headsets/
speakerphones
Your telephone can support up to ve DECT 6.0 cordless handsets, headsets
or speakerphones. You can purchase additional handsets AT&T EL50005,
cordless headsets or speakerphones (sold separately) to expand your
telephone system. Visit www.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 details. To register a
cordless handset, see below.
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 the 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 light on the telephone
base turns on. Aer about 10 seconds,
the handset shows Registering....
The handset shows Registered and
you hear a conrmation tone if the
registration was successful. The light turns o. The handset is now
registered with the telephone base.
If the registration fails, the handset displays Reg. failed and then To register
HS... and ...see manual, alternately. Try the registration again by removing
the handset from the telephone base and then placing it back in.
NOTES:
• You cannot register a handset if any other system handset is in use.
• You can only register one handset to the telephone base at a time.
Appendix
For registration, put the handset on the
telephone base, not the handset charger.