att el51250 Manuel D’Utilisation

5

Once you have installed the battery, the screen indicates the 
battery status (see the table below). If necessary, place the handset 
in the telephone base or charger to charge the battery. For best 
performance, keep the handset in the telephone base or charger 
when not in use. The battery is fully charged after 6 hours of 
continuous charging. See page 27 for battery operating times.

If the screen is blank, you need to charge the handset without 
interruption for at least 30 minutes to give the handset enough charge to use the 
telephone for a short time. The screen shows 

LOW BATTERY until you have charged the 

battery without interruption for at least 30 minutes. The following table summarizes the 
battery charge indicators and actions to take.

The screen is blank or shows  
PLACE IN CHARGER.

The battery has no or very 
little charge. The handset 
cannot be used.

Charge without interruption 
until the screen shows  
LOW BATTERY or HANDSET X 
(at least 30 minutes).

The screen shows  

LOW BATTERY and   flashes.

The battery has enough charge 
to be used for a short time.

Charge without interruption 
until the screen shows 
HANDSET X (at least  
30 minutes).

The screen shows 

HANDSET X 

and the battery icon shows  

,   or  .

The battery is charged.

To keep the battery charged, 
place it in the telephone base 
or charger when not in use.

If you are on a call in low battery mode, you hear four short beeps every 50 seconds.
When you place the handset in the telephone base or charger, if no battery is installed in that 
handset, the 

CHARGE light is off and the screen shows NO BATTERY. Follow the instructions in 

Battery installation on page 4 to install the battery.

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•

Battery status icon

11/20

HANDSET 1

16 MISSED CALLS

10:30

PM