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© 2011 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.
Message Guard® is a registered trademark of Advanced American Telephones.
Printed in China. Issue 4 AT&T 12/11.
www.telephones.att.com
Part 2
User’s manual
1740 Digital answering system
This manual contains information about this
product’s installation and operation. Please also
read Part 1- Important product information.
For customer service or product information, visit
our website at www.telephones.att.com or
call 1 (800) 222-3111. In Canada, dial
1 (866) 288-4268.