
Quick start guide
TL88102/TL88202
This quick start guide provides you with basic instructions only. 
For more complete instructions, refer to your user’s manual 
provided in the package, or see the online user’s manual at 
www.telephones.att.com/manuals.
Telephone base installation
Option 1: Installation with 2-line jack
Plug the large end of the telephone 
base power adapter into a power 
outlet not controlled by a wall 
switch. 
Raise the 
antenna.
Route the power adapter 
cord through this slot.
Plug the small end of the telephone base 
power adapter into the power adapter jack 
on the back of the telephone base.
Option 2: Installation with separate line jacks
Plug one end of the clear telephone 
line cord into the line 1 telephone 
wall jack or a DSL filter.
DSL filters (not 
included) are required 
if you have DSL highspeed Internet service.
The DSL filter must 
be plugged into the 
telephone wall jack.
Plug one end of the black telephone 
line cord into the 2-line telephone wall 
jack or a DSL filter.
A DSL filter (not included) is 
required if you have DSL highspeed Internet service.
The DSL filter must be plugged 
into the telephone wall jack.
Plug the other end of the black 
telephone line cord into the 
LINE 1/L1+L2 telephone jack 
at the back of the telephone 
base.
Plug one end of the black telephone 
line cord into the line 2 telephone wall 
jack or a DSL filter. 
Charger installation
Plug the power adapter into a power outlet not 
controlled by a wall switch.
Caution: Use only the power adapter(s) 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.
Battery installation
Install the battery as shown below. Charge your handset(s) before initial use. 
The battery is fully charged after 16 hours of continuous charging.
Step 1
Plug the battery 
connector securely 
into the socket inside 
the handset battery 
compartment. Insert 
Step 2
Align the cover flat 
against the battery 
compartment, then 
slide it upwards until 
it clicks into place.
the supplied battery 
with the label THIS  
SIDE UP facing up as 
indicated.
CHARGE light
Step 3
Charge the handset by placing it face forward 
in the telephone base or charger. The CHARGE 
light under the screen of the handset is on during 
charging.
Quick reference guide - handset 
CHARGE light
On when the handset is charging in 
• 
the telephone base or charger.
REDIAL/PAUSE
Press to review the redial list.
•
While dialing or entering 
• 
numbers into the directory,  
press and hold to insert a  
dialing pause.
DIR/VOLUME
Press to enter the directory 
• 
when the telephone is not in 
use.
Press to scroll up while in 
• 
menus.
During a call or message 
• 
playback, press to increase the 
listening volume.
While entering names or 
• 
numbers, press to move the 
cursor to the right.
LINE 1/FLASH
Press to make or answer a call 
• 
on line 1.
During a call, press to answer 
• 
an incoming call on line 1 when 
you receive a call waiting alert.
1
While reviewing a call log 
• 
entry, press repeatedly to 
add or remove 1 in front of 
the telephone number before 
dialing or saving it in the 
directory.
/SPEAKER
Press to make or join a call 
• 
using the first available line, 
starting with line 1.
Press to answer a call using the 
• 
speakerphone.
During a call, press to switch 
• 
between speakerphone and 
handset use.
  HOLD
Press to put a call on 
• 
hold.
 Soft keys (2)
Press to select a menu item displayed above 
• 
the key.
 OFF
During a call, press to hang up.
•
Press and hold while the 
• 
telephone is not in use to erase 
the missed calls indicator.
Press to delete a digit or 
• 
character while entering a 
number or name.
While in a menu, press to 
• 
cancel an operation, back up to 
the previous menu, or exit the 
menu display, or press and hold 
to return to the idle mode.
 CID/VOLUME
Press to review the call log 
• 
when the telephone is not in 
use.
Press to scroll down while in 
• 
menus.
During a call or message 
• 
playback, press to decrease the 
listening volume.
While entering names or 
• 
numbers, press to move the 
cursor to the left.
 LINE 2/FLASH
Press to make or answer a call 
• 
on line 2.
During a call, press to answer 
• 
an incoming call on line 2 when 
you receive a call waiting alert.
 # (pound key)
Press repeatedly to show other 
• 
dialing options when reviewing 
a call log entry.
 INT
Press to initiate an intercom 
• 
conversation or transfer a call.
Quick reference guide - telephone base
 /VOLUME/
During a call, press to adjust the speakerphone 
• 
volume. 
Press to adjust the volume during message 
• 
playback.
While the telephone base is ringing, press the 
• 
increase or decrease the ringer volume.
When the telephone is not in use, press to 
• 
adjust the telephone base ringer volume for all 
lines.
 1
While reviewing a call log 
• 
entry, press repeatedly to 
add or remove 1 in front of 
the telephone number before 
dialing or saving it in 
the directory.
Large tilt display
Move the top of the 
• 
display forward or 
backward to adjust 
the angle of the 
screen for maximum 
visibility.
 HOLD
Press to put a call 
• 
on hold.
 FLASH
During a call, press to answer 
• 
an incoming call when you 
receive a call waiting alert.
 # (pound key)
Press repeatedly to show other 
• 
dialing options when reviewing a 
call log entry.
 /ANSWER ON 1
Press to turn the answering system 
• 
of line 1 on or off.
 /ANSWER ON 2
Press to turn the answering system 
• 
of line 2 on or off.
 CID
Press to review the call log when the 
• 
telephone is not in use.
Press to scroll down while in menus.
•
While entering names or numbers, 
• 
press to move the cursor to the left.
 DIR
Press to enter the directory when the 
• 
telephone is not in use.
Press to scroll up while in menus. 
•
While entering names or numbers, press 
• 
to move the cursor to the right.
 X/DELETE
Press to delete 
• 
messages.
 /REPEAT
Press to repeat a 
• 
message or press twice 
to play the previous 
message.
 /SKIP
Press to skip to the next 
• 
message.
 •/REC
Press to record a 
• 
memo or an outgoing 
announcement.
 /LINE 1
Press to make or answer a 
• 
call on line 1.
 /LINE 2
Press to make or answer a 
• 
call on line 2.
 /MAIL BOX 1
Press to start or stop 
• 
message playback of the 
mailbox of line 1.
 /MAIL BOX 2
Press to start or stop 
• 
message playback of the 
mailbox of line 2.
Plug the large end of the 
telephone base power 
adapter into a power outlet 
not controlled by a wall 
switch. 
Raise the antenna.
Route the power 
adapter cord through 
this slot.
Plug the small end of the telephone base 
power adapter into the power adapter jack 
on the back of the telephone base.
Plug the other end of the 
black telephone line cord 
into the LINE 2 telephone 
jack at the back of the 
telephone base.
Plug the other end of the clear telephone line cord 
into the LINE 1/L1+L2 telephone jack at the back 
of the telephone base.
Use only the supplied rechargeable battery or replacement battery (model BT183342).
 CANCEL
While in a menu setting item, press to 
• 
exit without making changes or press 
and hold to return to idle mode. 
While the telephone base is ringing, 
• 
press to silence the ringer temporarily.
Press and hold to erase the missed 
• 
calls indicator while the telephone is 
not in use.
While entering names or numbers, 
• 
press to delete a character or a digit.
BASE
12:45am   12/31
REDIAL MENU
 Soft keys (2)
Press to select a menu item 
• 
displayed above the key.
 

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, Telephone base settings and  
Answering system settings in the user’s manual provided in the package for 
detailed instructions on setting all telephone features.
Set date/time
Set the date/time before using the answering system.
Using a cordless handset or the telephone base:
MENU -> q or p -> SETTINGS -> SELECT.
1.
q or p -> Set date/time -> SELECT.
2.
Enter the month -> SET -> Enter the day -> SET -> Enter the year -> SET.
3.
Enter the hour -> SET -> Enter the minute -> SET.
4.
q or p to choose AM or PM -> SET.
5.
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.
Using a cordless handset:
1. MENU -> q or p -> ANSWERING SYS -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. q or p -> Ans sys setup -> SELECT.
4. q or p -> Announcement -> SELECT -> Press 7 to record.
5. Facing the handset, record your announcement and press 5 to end recording.
Using the telephone base:
1. •/REC -> q or p -> Announcement -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. Facing the telephone base, 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, 4 or 6 
rings, or toll saver. If you choose toll saver, the answering system answers a 
call after two rings if you have new messages, or after four 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 two rings 
before the voicemail is set to answer. Contact your telephone service provider 
for information on your voicemail settings.
Using a cordless handset or the telephone base:
1. MENU -> q or p -> Answering sys -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. q or p -> Ans sys setup -> SELECT.
4. q or p -> # of rings -> SELECT.
5. q or p -> Choose among 2, 4, 6 or Toll saver -> SET.
Ringer volume
You can set the ringer volume level to one of the six levels or turn the  
ringer off.
Using a cordless handset or the telephone base:
1. MENU -> q or p -> Ringers -> SELECT. 
2. SELECT to select Ringer volume.
3. q or p -> Line 1, Line 2 or Lines 1&2 -> SELECT.
3. q or p to choose the desired level -> SET.
Telephone operation
Operation Steps
Making a call Using a cordless handset:
Press LINE 1, LINE 2 or /SPEAKERSPEAKER -> Enter the telephone  
number.
Using the telephone base:
Press /LINE 1 or /LINE 2 -> Enter the telephone 
number.
On-hook dialing 
(predialing)
Using a cordless handset: 
Enter the telephone number -> Press LINE 1, LINE 2 or 
/SPEAKERSPEAKER to call. 
Using the telephone base: 
Enter the telephone number -> Press /LINE 1 or     
/LINE 2 to call. 
Answering a call Using a cordless handset: 
Press LINE 1, LINE 2 or /SPEAKERSPEAKER.
Using the telephone base:
Press /LINE 1 or /LINE 2.
Ending a call Using a cordless handset:
Press OFF or return the handset to the telephone base 
or charger.
Using the telephone base:
Press /LINE 1 or /LINE 2.
Handset 
speakerphone
During a call, press /SPEAKER to switch between 
handsfree speakerphone and normal handset use.
Redial Using a cordless handset: 
REDIAL -> q or p -> LINE 1, LINE 2 or /SPEAKERSPEAKER. 
Using the telephone base:
REDIAL -> q or p -> /LINE 1 or /LINE 2.
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 on the handset or on the telephone base to 
put current call on hold and to take the new call; press 
again to switch back and forth between calls.
Caller ID
This product supports caller ID services offered by most telephone service providers. 
The telephone stores caller ID information of the last 50 incoming calls in the 
telephone base. This information is common to all devices.
Missed call indicator
When a handset or the telephone base is in idle mode and has new or missed 
calls, its screen shows L1)X Missed or L2)X Missed. 
You can erase the missed call indicator either by reviewing the call log one 
by one, or by pressing and holding OFF on the handset or CANCEL on the 
telephone base in idle mode. 
Review and dial a number in the call log
1. CID in idle mode -> q or p to scroll through the list.
2. LINE 1, LINE 2 or /SPEAKER on the handset, or /LINE 1 or /LINE 2 on 
the telephone base to call when the desired entry is displayed. 
Directory
The directory can store up to 50 entries, which are shared by all system devices.
Operation Steps
Adding an entry 1. MENU. 
2. q or p -> Directory -> SELECT.
3. q or p -> Add contact -> SELECT.
4. Enter a telephone number up to 30 digits -> NEXT.
5. Enter a name up to 15 characters -> SAVE.
Searching/dialing 
an entry
1. DIR in idle mode.
2. Press q or p to browse through the directory, or press 
the dialing keys (0-9) to start a name search. 
3. Press LINE 1, LINE 2 or /SPEAKERSPEAKER on a handset to call.
  -OR-
  Press /LINE 1 or /LINE 2 on the telephone base to 
  call.
Answering system
About answering system and voicemail
Your telephone has separate indicators for two different types of voice messages: 
those left on the built-in answering system and those left at your telephone 
service provider’s voicemail. To listen to messages recorded on the built-in 
answering system, refer to the Message playback section on the following  
page; to listen to voicemail, contact your telephone service provider for more 
information.
Turn answering system on/off
The answering system must be turned on to answer and record messages. 
Using a cordless handset:
1. MENU -> q or p -> ANSWERING SYS -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. q or p -> Ans sys setup -> SELECT.
4. q or p -> Answer ON/OFF -> SELECT.
5. q or p -> On or Off -> SET.
AnS
AnS1
When the answering system is on, the handset shows 
ON
, 
Using the telephone base:
Press /ANSWER ON 1 and/or /ANSWER ON 2 to turn the answering 
• 
system on or off. If the answering system is turned on, it announces, “Calls 
will be answered.” If the answering system is turned off, it announces, “Calls 
will not be answered.”
Message alert tone
When this feature is on, and there is at least one new message, the telephone 
base beeps every 10 seconds.
Using a cordless handset or the telephone base:
1. MENU -> q or p -> Answering sys -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. q or p -> Ans sys setup -> SELECT.
4. q or p -> Msg alert tone -> SELECT.
5. q or p -> On or Off -> SET.
Call screening
Use this feature to choose whether incoming messages can be heard over 
at the telephone base when they are being recorded. If you turn call screening 
on, you hear the incoming message at the telephone base. While monitoring an 
incoming message, you can answer the call by pressing LINE 1 or LINE 2 on the  
handset or /LINE 1 or /LINE 2 on the telephone base.
Using a cordless handset or the telephone base:
1. MENU -> q or p -> Answering sys -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. q or p -> Ans sys setup -> SELECT.
4. q or p -> Call screening -> SELECT.
5. q or p -> choose On or Off -> SET.
AnS1
ON
2
 or 
.
ON
2
Answering system (continued)Initial settings
Message playback
Using the telephone base:
Press /MAIL BOX 1 or /MAIL BOX 2 when the telephone base is in idle 
mode. 
Using a handset:
1. MENU -> q or p -> ANSWERING SYS -> SELECT.
2. q or p -> Mailbox 1 or Mailbox 2 -> SELECT.
3. SELECT to select Play messages.
Options during playback
Feature On the telephone base On a handset
Adjust playback volume
Stop playback
Skip to the next message Press /SKIP Press 6
Repeat the message Press /REPEAT Press 4
Play the previous message Press /REPEAT twice  Press 4 twice
Delete the message Press X/DELETE Press 3
Press q/VOLUME/p
Press /MAIL BOX 1 or 
/MAIL BOX 2
For more detailed instructions, please refer to the TL88102/TL88202 DECT 6.0 
2-line cordless telephone/answering system with caller ID/call waiting user’s 
manual provided in your package, or see the online user’s manual at 
www.telephones.att.com/manuals. 
For customer service or product information, visit our website at 
www.telephones.att.com or call 1 (800) 222-3111. In Canada, dial  
1 (866) 288-4268.
AT&T and the AT&T logo are trademarks of AT&T Intellectual Property licensed to 
© 2012 Advanced American Telephones. All Rights Reserved. 
Advanced American Telephones, San Antonio, TX 78219. 
Printed in China. Issue 3 AT&T 04/12.
Press qVOLUME or 
pVOLUME
Press 5