User's manual
TL90077
DECT 6.0 expansion handset
for use with AT&T models
TL96457/TL96477/TL96487/TL96497/
TL96547
with BLUETOOTH® wireless technology
Table of contents
Installation ...............................................................................................................................................1
Quick reference guide ..................................................................................................................... 2
Charger installation ..........................................................................................................................6
Add and register handsets ........................................................................................................10
Deregister handsets .......................................................................................................................12
Troubleshooting................................................................................................................................13
Maintenance ....................................................................................................................................... 24
Safety information .....................................................................................................................25
ECO mode .........................................................................................................................................27
For C-UL compliance ..................................................................................................................... 28
FCC Part 68 and ACTA ...................................................................................................................32
FCC Part 15 ........................................................................................................................................... 34
Limited warranty ............................................................................................................................. 36
Technical specifications .............................................................................................................. 39
Telephone operating range ................................................................................................. 39
HD audio ........................................................................................................................................... 39