User’s manual
TL90078
DECT 6.0 expansion handset
for use with AT&T models
TL92278/TL92328/TL92378
Table of contents
Getting started
Quick reference guide ...............1
Handset status icon ....................4
Installation .......................................5
Charger installation .....................6
Battery installation &
charging ......................................7
Appendix A
Adding and registering
handsets .....................................8
Replacing a handset ................ 10
Appendix A
Adding and registering
handsets .................................. 10
Replacing a handset ................ 12
Appendix B
T
roubleshooting ......................... 13
Appendix C
Maintenance................................. 23
Appendix D
Important safety
information ............................. 24
Appendix E
FCC Part 68 and ACTA............ 28
Appendix F
FCC Part 15 .................................. 31
Appendix G
Limited warranty ........................ 33
Appendix H
Technical specifications ......... 37
