7
Getting started
BATTERY LOW
10:08
AM                   
02/14
NEEDS RECHARGING
then
1. Plug the small end of 
the smaller power adapter 
into the jack on the under-
side of the charger, then 
route the cord through the 
slot as shown.
Battery installation & charging
After installing the battery, you may be able to make or receive short calls. For 
best performance, place the handset in charger to charge for 16 hours before 
use. 
You can keep the battery charged by returning the handset to charger after use. 
When the battery is fully depleted, a recharge takes about 12 hours. The average 
talk time on a fully charged battery is about five hours, and the standby time is 
approximately six days. Actual battery life depends on usage conditions and age 
of battery.
3. Insert the plug as indi-
cated. Be sure to securely 
insert the plug, making 
sure that it matches the 
color-corded label inside 
the battery compartment.
6. You may be able to make or receive 
short calls. For best performance, place 
the handset in charger to charge for at 
least 16 hours before first use.
Battery low indicator
Return the handset to the 
charger to recharge when this 
symbol flashes and the hand-
set beeps or when the hand-
set screen displays NEEDS 
RECHARGING.
2. Plug the large 
end of the smaller 
power adapter into 
an electrical outlet 
not controlled by a 
wall switch.
5. Slide the bat-
tery compart-
ment cover up 
until it clicks.
4. Place the bat-
tery and wires 
inside the com-
partment.
To replace the battery, 
press in and downward 
on the tab of the bat-
tery compartment to 
open the battery com-
partment cover. Lift 
out the old battery 
and disconnect it from 
the handset. Follow 
the instructions on 
this page to install and 
charge the new battery.
NOTE: Under normal conditions, the 
battery should last approximately one year. 
This may vary depending on usage.
Caution: Use only the supplied rechargeable battery or replacement battery (AT&T model 27910,   
part number 89-0099-00-00) or equivalent. To order a replacement battery, visit our website at 
www.telephones.att.com
 or call 1 (800) 222-3111. In Canada, dial 1 (866) 
288-4268.
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