- American Telephone & Telegraph User Manual 5.8 GHz Expansion Handset EP590-3

You must charge the
battery pack before use.
See page 4
for easy instructions.
Table of contents
For customer service or product information, visit our website at
www.telephones.att.com or call 1 [phone].
In Canada, call 1 [phone].
Quick reference guide ........................ 1
Before you begin .................................. 3
Parts checklist ...................................... 3
Battery installation & charging ......... 4
Adding new handsets .......................... 5
To replace a handset ........................... 7
Belt clip & optional headset .............. 9
In case of difficulty.............................10
Important safety information ..........19
FCC Part 68 and ACTA ...................24
FCC Part 15 .......................................26
Limited warranty ..............................28
STOP!