Manual
Table Of Contents
- Getting started
 - Installation
 - Quick reference guide - handset
 - Charger installation
 - Battery installation and charging
 - Belt clip & optional handset
 - Appendix
 - Adding and registering handsets
 - Deregister handsets
 - Troubleshooting
 - Maintenance
 - Important safety information
 - For C-UL compliance
 - FCC Part 68 and ACTA
 - FCC Part 15
 - California Energy Commission battery charging testing instructions
 - Limited warranty
 - Technical specifications
 
Congratulations
on your purchase of this AT&T product. Before using this AT&T 
product, please read the Important safety information section 
on pages 20-22 of this manual. Please thoroughly read this 
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.
This telephone meets the California Energy Commission regulations 
for energy consumption. Your telephone is set up to comply with 
the energy-conserving standards right out of the box. No further 
action is necessary.
Model number:   TL86003
Type: DECT 6.0 accessory handset
Serial number: ________________________________________________
Purchase date: ________________________________________________
Place of purchase: _____________________________________________
Both the model and serial numbers of your AT&T product can be 
found on the bottom of the telephone base. 
Save your sales receipt and original packaging in case it is 
necessary to return your telephone for warranty service. 
The Bluetooth® word mark and logos are owned by Bluetooth SIG, Inc. and any use 
of such marks by Advanced American Telephones and its parent, VTech Holdings 
Limited, is under license. VTech Holdings Limited is a member of Bluetooth SIG, Inc. 
Other trademarks and trade names are those of their respective owners.
© 2013-2015 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. Printed in China.
T
Compatible with
Hearing Aid T-Coil
TIA-1083
Telephones identified with this logo have reduced noise and 
interference when used with most T-coil equipped hearing 
aids and cochlear implants. The TIA-1083 Compliant Logo is 
a trademark of the Telecommunications Industry Association. 
Used under license.










