AT&T TL90073 User Manual page 24

Dect 6.0 expansion handset for use with tl92273/tl92373/tl92473/ tl96273/tl96323/tl96373/ tl96423/tl96473 with bluetooth wireless technology
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Appendix
Troubleshooting
System does not receive caller ID when on a call.
Make sure �ou subs�ribe to �aller ID with �all waitin� features
from �our telephone servi�e provider. Caller ID features work
onl� if both �ou and the �aller are in areas offerin� �aller
ID servi�e, and if both telephone servi�e providers use
�ompatible equipment.
I subscribe to a nontraditional telephone service that uses
my computer to establish connections, and my telephone
doesn't work.
Make sure �our �omputer is powered on.
Make sure �our Internet �onne�tion is workin� properl�.
Make sure that the software is installed and runnin� for �our
nontraditional telephone servi�e.
Make sure to plu� �our USB telephone adapter into a
dedi�ated USB port on �our �omputer. Do not plu� it into a
multiple port USB hub (USB splitter) that is not powered.
In a few rare instan�es, the USB port on �our �omputer ma�
not have enou�h power. In these instan�es, tr� usin� a USB
hub with its own external power suppl�.
If �ou are usin� a firewall, it ma� prevent a��ess to �our
nontraditional telephone servi�e provider. Conta�t �our
servi�e provider for more information.
The charge light is off.
Make sure �ou plu� the power and line �ords in �orre�tl�
and se�urel�.
Unplu� the ele�tri�al power. Wait for 15 se�onds, then plu� it
ba�k in. Allow up to one minute for the �ordless handset and
telephone base to reset.
Clean the �ordless handset, �har�er and telephone base
�har�in� �onta�ts ea�h month with a pen�il eraser or �loth.
19

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