Telephone base installation
If you have DSL 
high-speed Internet 
service, a DSL 
filter (not included) 
is required. The 
DSL filter must be 
plugged into the 
telephone wall jack.
This quick start guide provides you with basic instructions only. 
For more complete instructions, refer to your Abridged user’s 
manual provided in the package, or see the online Complete 
user’s manual at www.telephones.att.com/manuals.
Plug the power 
adapter into an 
electrical outlet  
not controlled by 
a wall switch.
Charger installation
Battery installation
Install the battery as shown below. Charge your handset(s) before initial use. 
The battery is fully charged after 10 hours of continuous charging.
Quick start guide
CRL81112/CRL81212
Plug the telephone 
base power adapter 
into an electrical 
outlet not controlled 
by a wall switch.. 
Route the 
cords through 
the slots. 
Plug one end of 
the telephone 
line cord into a 
telephone jack or 
a DSL filter.
3. Charge the handset by 
placing it face forward 
in the telephone base  
or charger.
Use only the supplied rechargeable battery or replacement battery (model BT183342).
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.
Quick reference guide 
Handset 
side view 
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 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 telephone.
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.
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.
Language
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-> 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.
Telephone 
base
IN USE indicator
On when the handset is in use.
On when a handset is being 
registered.
Flashes when there is an incoming 
call or when handsets are being 
deregistered. 
Flashes when another telephone is  
in use on the same line.
•
•
•
•
 HANDSET LOCATOR
While the telephone is idle, press  
to page all handsets.
Press and hold to begin handset 
deregistration.
•
•
Telephone operation
Operation Steps
Making a call
Press  PHONE or  /SPEA�ERSPEA�ER -> Enter the telephone 
number.
On-hook dialing 
(predialing)
Enter the telephone number -> Press  PHONE or  
/SPEA�ERSPEA�ER to call. 
Answering a call 
Press  PHONE or  /SPEA�ERSPEA�ER, or press any dialing key 
(0-9, TONE   or #).
Ending a call
Press  OFF or return the handset to the telephone base 
or charger.
Speakerphone
During a call, press  /SPEA�ERSPEA�ER to switch between 
handsfree speakerphone and normal handset use.
Redial Press REDIAL repeatedly to select the desired entry  
->  PHONE or  /SPEA�ERSPEA�ER to call.
Volume control
Press VOLUMEq to decrease or press VOLUMEp to 
increase the listening volume during a call. 
Call waiting 
(Requires subscription 
from telephone 
service provider)
Press  FLASH to put current call on hold and to take the 
new call; press again to switch back and forth between 
calls. 
Plug the power cord and telephone 
line cord into the jacks. 
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.
•
•
•
•
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. 
•
•
•
PHONE/FLASH
Make or answer a call.
Answer a call waiting call during  
  a call.
•
•
/SPEA�ERSPEA�ER
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.
•
•
•
•
SELECT/MENU
Show the menu.
Select an item or save an entry  
  or setting while in the menu.
•
•
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 the missed call indicator.
•
•
•
REDIAL/PAUSE
Press repeatedly to view the last  
  10 numbers dialed. 
Press and hold to insert a dialing  
  pause while entering numbers. 
•
•
 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.
•
•
TONE 
Press to switch to tone dialing 
temporarily during a call if you have 
pulse service. 
Handset 
 AUDIO ASSIST
®
Voices will sound louder and 
clearer when you press  
AUDIO ASSIST
®
 while you are  
on a call using the handset.
CHARGE indicator
On when the handset is charging  
in the telephone base or charger. 
EQ 
Change the audio quality to best 
suit your hearing. 
 Audio Assist
®
 is a registered trademark of Advanced American Telephones.
QUIET # (pound key)
Press repeatedly to display  
   other dialing options when  
   reviewing a caller ID log entry.
Press and hold to enter the 
   QUIET mode setting screen, or  
   to deactivate QUIET mode.
•
•