Battery installation & charging

Install the battery as shown on the next page. Once you have installed the battery, the screen indicates the battery status (see table below). If necessary, place the handset in the telephone base to charge the battery. For best performance, keep the handset in the charger when not in use. The battery is fully charged after 16 hours of continuous charging. See the table on page 53 of the user’s manual for battery operating times.

If the screen is blank, you need to charge the handset without interruption for at least 10 minutes to give the handset enough charge to use the telephone for a short time. The screen shows LOW BATTERY and the backlight is off until you have charged the battery without interruption for at least one hour. The following table summarizes the battery charge indicators and actions to take.

Battery indicators

Battery status

Action

 

 

 

The screen is blank.

Battery has no charge and

Charge without interruption until the

 

the handset cannot be

screen shows LOW BATTERY (at least

 

used.

10 minutes).

 

 

 

The screen shows

Battery has very little

Charge without interruption until the

PLACE IN CHARGER

charge and the handset

screen shows LOW BATTERY (at least

and flashes.

cannot be used.

four minutes).

 

 

 

The screen shows LOW

Battery has enough charge

Charge without interruption until the

BATTERY, flashes, and

to be used for a short time.

screen shows HANDSET X (at least one

the handset beeps.

 

hour).

 

 

 

The screen shows

Battery is charged.

To keep the battery charged, place it

HANDSET X.

 

in the telephone base or charger when

 

 

not in use.

 

 

 

NOTE: If you are on a phone call in low battery mode, you hear four short beeps every minute.

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AT&T AT3211-2 Battery installation & charging, Battery indicators Battery status Action, Place in Charger, Handset