1
Parts checklist
Your telephone package contains the following items. Save your sales receipt 
and original packaging in the event warranty service is necessary.
Abridged user’s manual
Telephone base
Telephone line cord
Power adapter for 
telephone base
Wall-mount bracket
Quick start guide
CL82143
DECT 6.0 cordless telephone/
answering system with  
caller ID/call waiting
Abridged user’s manual
Cordless handset
Battery for cordless handset Battery compartment cover
Getting started
Telephone base installation
If you have 
DSL high-speed 
Internet service, 
a DSL filter 
(not included) 
is required. The 
DSL filter must 
be plugged into 
the telephone 
wall jack.
This quick start guide provides you with basic instructions only. 
For more complete instructions, refer to your Abridged user’s 
manual provided in the package, or see the online Complete 
user’s manual at www.telephones.att.com/manuals.
Quick start guide
CL82143
Plug the power 
cord and telephone 
line cord into 
the jacks. 
Route the 
cords through 
the slots. 
Plug the other 
end of the 
telephone 
line cord into 
a telephone 
jack or a 
DSL filter.
Raise the 
antenna.
Caution: Use only the power adapters provided with this product. To obtain a replacement, visit 
our website at www.telephones.att.com or call 1 (800) 222-3111.  
In Canada, dial 1 (866) 288-4268.
Plug the power 
adapter into an 
electrical outlet 
not controlled by 
a wall switch.