Operation
Headset operation ......................37
Power on/off the
headset .........................................37
PHONE mode and
PC mode ......................................37
PHONE mode.................................38
Make a call..................................38
Answer a call .............................38
End a call .....................................39
Headset ringer ..........................39
Temporary ringer
silencing .......................................40
Call waiting .................................40
Options while on calls ..............41
Volume control .........................41
Mute ...............................................42
Multiple headsets use ...........42
Switching between PHONE
mode and PC mode ...............43
Appendix
Adding and registering
headsets ......................................44
Registration options ...............44
Register a headset to your
TL7812 headset base ............45
Register a headset to
an AT&T DECT cordless
telephone base ........................46
Deregistering headsets .............48
Deregister all headsets
from your TL7812
headset base .............................48
Troubleshooting ...........................49
Maintenance...................................60
Important safety
information .................................61
Safety information...................61
Especially about cordless
headsets ......................................62
Precautions for users
of implanted cardiac
pacemakers ................................63
Pacemaker patients ................63
For C-UL compliance .................64
Mesures de sécurité
importantes ................................64
FCC Part 68 and ACTA..............68
FCC Part 15 ....................................70
California Energy Commission
battery charging testing
instructions .................................71
Limited warranty ..........................72
Technical specifications ...........75
DECT 6.0 digital
technology ..................................75
Operating range .......................75
Extended range and
clarity ............................................75
Encrypted for added
security .........................................75
Index
Index ..................................................76