Use only the supplied rechargeable battery or replacement battery (model BT166342).
Raise the 
antenna.
1
Caution: Use only the power adapter provided with this product. To obtain a replacement, visit 
our website at www.telephones.att.com or call 1 (800) 222-3111.  
In Canada, dial 1 (866) 288-4268.
qCID/VOLUME
Show caller ID history.
Scroll down in menus.
Move cursor to the left when  
  entering names or numbers.
Decrease listening volume when  
  on a call, or decrease message  
  playback volume.
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MUTE/DELETE
Mute the microphone during a  
  call.
Delete the displayed entry while  
  in the directory, call log or redial  
  list.
Delete digits or characters when  
  using the dialing keys. 
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PHONE/FLASH
Make or answer a call.
Answer a call waiting call during  
  a call.
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/SPEAKERSPEAKER
Switch between the speakerphone 
and handset.
pDIR/VOLUME
Show directory entries.
Scroll up in menus.
Move cursor to the right when  
  entering names or numbers.
Increase listening volume when  
  on a call, or increase message  
  playback volume.
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MENU/SELECT
Show the menu.
Select an item or save an entry  
  or setting while in the menu.
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OFF/CANCEL
Hang up a call.
Press to cancel an operation,  
  back up to the previous    
  menu, or exit the menu display,  
  or press and hold to return to  
  idle mode
Press and hold in idle mode to  
  erase missed call indicator.
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REDIAL/PAUSE
Press repeatedly to view the last  
  10 numbers dialed. 
Press and hold to insert a dialing  
  pause while entering numbers. 
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 1
Press repeatedly to add or  
   remove 1 in front of the call log 
   entry before dialing or saving it  
   to the directory. 
Press and hold to set or dial your  
   voicemail number.
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# (pound key)
Press repeatedly to display other  
dialing options when reviewing a  
caller ID log entry. 
EQ 
Change the audio quality to best 
suit your hearing. 
Quick reference guide 
TONE 
Press to switch to tone dialing 
temporarily during a call if you have 
pulse service. 
/ANSWER ON
Turn the built-in answering 
system on or off. 
/REPEAT
Repeat a message. 
Press twice to play the  
  previous message.  
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X/DELETE
Delete the message  
  currently playing.
Press twice to delete  
  all old messages when  
  in idle mode.
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/SKIP
Skip to the next message. 
/PLAY/STOP
Start or stop message 
playback. 
Message counter
Shows the number 
of messages or other 
answering system 
information. 
Handset 
side view 
Push to talk
Press to initiate a one-to-one or  
   one-to-group broadcast.
Press and hold to broadcast 
  to a group of handsets.
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q/VOL/p
Adjust the listening  
  volume during    
  message playback.
Adjust the base ringer  
  volume when in idle  
  mode.
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Initial settings
We recommend you program your telephone system before use. 
The following are a few examples of common features to set before using the 
telephone. Refer to the Handset settings and Answering system settings in 
the Abridged user’s manual or the online Complete user’s manual for detailed 
instructions on setting all telephone features. 
Set date/time
Set the date/time before using the answering system.
1. MENU -> q or p -> Set date/time -> SELECT.
2. Enter the month, day and year using the dialing keys -> SELECT.
3. Enter the hour and minute using the dialing keys.
4. q or p to choose AM or PM -> SELECT.
Record your own announcement
Your outgoing announcement plays when calls are answered by the answering 
system. You can use the preset announcement to answer calls, or replace it 
with your own recorded announcement.
1. MENU -> q or p -> Answering sys -> SELECT.
2. SELECT to select Announcement.
3. q or p -> Record annc -> SELECT.
4. Facing the handset, record your announcement and press 5 to end recording.
Number of rings
You can set the answering system to answer an incoming call after 2, 3, 4, 5 or 
6 rings, or toll saver. If you choose toll saver, the answering system answers a 
call after 2 rings if you have new messages, or after 4 rings when there are no 
new messages. 
If you want the built-in answering system instead of the voicemail to answer 
a call, you should set the answering system to answer a call at least 2 rings 
before the voicemail is set to answer. Contact your telephone service provider 
for information on your voicemail settings.
1. MENU -> q or p -> Answering sys -> SELECT.
2. q or p -> Ans sys setup -> SELECT.
3. q or p -> # of rings -> SELECT.
4. q or p -> choose among 2, 3, 4, 5, 6 or Toll saver -> SELECT.
Handset ringer volume
You can set the ringer volume level to one of the six levels or turn the  
ringer off. 
1. MENU -> q or p -> Ringers -> SELECT. 
2. SELECT to select Ringer volume.
3. q or p to choose the desired level -> SELECT.
Reset language to English
If you have accidentally changed the screen display language and want to 
switch it back to English, follow the steps below.   
MENU in idle mode-> enter 364#.•
2 3
1. Plug the battery 
connector securely 
into the socket inside 
the handset battery 
compartment. Insert the 
supplied battery with 
the label THIS SIDE UP 
facing up as indicated.
2. Align the cover 
flat against 
the battery 
compartment, 
then slide it 
upwards until it 
clicks into place.
Handset 
Telephone base