AT&T Dect 6 Owners Manual

7

Battery installation and charging
Install the battery as shown below.
IMP�RTANT INF�RMATI�N:
Use only the supplied rechargeable battery or replacement battery (model 
BT183342). To order, visit our website at www.telephones.att.com 
or call 1 (800) 222-3111. In Canada, dial 1 (866) 288-4268.
If you do not use the handset for a long time, disconnect and remove the battery to prevent possible leakage.
•
•
After you install your telephone or power returns following a 
power outage, the handset will...

8

Adding and registering handsets
Before using a new TL90071 handset, you must register it with 
an AT&T TL92271/TL92371/TL92471/TL96271/TL96371/TL96471 
telephone system (purchased separately). These telephone 
systems can support up to 12 handsets.
The handsets provided with your telephone system are already 
registered as �ANDSET 1 and so forth. Additional handsets 
registered to the telephone system are assigned in the 
sequential order they are registered (up to �ANDSET 12). 
You must register...

Registration and deregistration
9

Adding and registering handsets
Register a handset to your telephone base  
(for AT&T models TL96271/TL96371/TL96471)
1. Make sure the handset is out of the telephone 
base or charger and shows Put handset on 
� ASE to register before you begin registration.
2. Put the handset you wish to register on the 
telephone base cradle, not the charger.
3. The handset displays Registering handset..., 
and the telephone base screen displays 
Registering... Please wait. It takes...

Registration and deregistration
10

Deregistering handsets
You may need to deregister your handsets if:
You have 12 registered handsets and need 
to replace a handset.
-�R-
You wish to change the designated handset 
number of your registered handsets.
You must first deregister ALL handsets, and 
then register each handset you wish to use again, one at a time.
Please read carefully through all the instructions on this 
page before beginning the deregistration process.
Deregister all handsets from the...

Registration and deregistration
11

Deregistering handsets
Deregistering all handsets from the telephone base  
(for AT&T models TL96271/TL96371/TL96471)
Make sure that all handsets are out of the telephone base and 
chargers before you begin deregistration.
Press and hold /� ANDSET L �CAT �R on the 
telephone base for about 10 seconds until the 
base screen shows Deregister all devices?, 
then release /� ANDSET L �CAT �R.
Quickly press /� ANDSET L �CAT �R again. 
You must press /� ANDSET L �CAT �R...

12

Troubleshooting
If you have difficulty with your telephone, please try the 
suggestions below. For Customer Service, or to purchase 
accessories or replacement parts, visit our website at  
www.telephones.att.com, or call 1 (800) 222-3111. In 
Canada, dial 1 (866) 288-4268. 
The handset registration is unsuccessful.  
Follow the handset registration instructions to register the 
handset again (see Adding and registering handsets on page 8). 
My telephone doesn’t work at all.
Make sure the power cord...

13

Troubleshooting
If the previous suggestions do not work, disconnect the 
telephone base from the telephone jack and connect the jack 
to a different phone. If there is no dial tone on that phone 
either, the problem is in your wiring or telephone service. 
Contact your telephone service provider.
Your line cord may be defective. Try installing a new line cord.
I cannot dial out.
Try all the suggestions above.
Make sure you have a dial tone before dialing. The cordless 
handset may take a second or...

Appendix
14

Troubleshooting
�ut of range �R No power at base appears on my cordless 
handset.
Ensure you plug the telephone base in properly and the 
power is on.
Place the cordless handset in the telephone base for one 
minute to allow the cordless handset and base to synchronize.
Move the cordless handset closer to the telephone base. You 
may have moved out of range.
Reset the telephone base. Unplug the electrical power. Wait 
for 15 seconds then plug it back in. Allow up to one minute 
for the...

Appendix
15

Troubleshooting
I get noise, static, or weak signals even when I’m near the 
telephone base.
If you subscribe to high-speed Internet service (DSL - digital 
subscriber line) through your telephone line, you must 
install a DSL filter between the telephone line cord and the 
telephone wall jack. The filter prevents noise and caller ID 
problems as a result of DSL interference. Please contact your 
DSL service provider for more information about DSL filters.
You may be able to improve the...

Appendix
16

I experience poor sound quality when using the 
speakerphone. 
For increased sound quality while using the speakerphone, 
place the handset on a flat surface with the dialing keys 
facing up.
When using a speakerphone, controlling background noise 
in your environment is essential. While you are listening 
to your party, press M�TE/DELETE to temporarily turn your 
microphone off. When it is your turn to speak, remember to 
press M�TE/DELETE again to turn the microphone on.
Excessive...