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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
Troubleshooting .........................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