Trimline® is a registered trademark of Advanced American Telephones.
© 2009-2012 Advanced American Telephones. All Rights Reserved. AT&T and 
the AT&T logo are trademarks of AT&T Intellectual Property licensed to 
Advanced American Telephones, San Antonio, TX 78219.
Model number:  TR1909
Product name:  
Trimline® telephone with caller ID/call waiting
Serial number:  
  (found on the bottom of the telephone base)
Purchase date: 
Place of purchase: 
Congratulations
on purchasing your new AT&T product. Before using this AT&T product, 
please read the Important safety information on page 32 of this 
manual. Please thoroughly read the user’s manual for all the feature 
operations and troubleshooting information necessary to install and 
operate your new AT&T product. You can also visit our website at 
www.telephones.att.com or call 1 (800) 222-3111.  
In Canada, dial 1 (866) 288-4268.