AT&T TL7612 - Manual (Page 13)

Battery charging
After installing the battery, charge the headset by placing it on
the headset base as shown below. The headset
ON/OFF light is
on when the headset is charging.
CAUTION:
There may be a risk of detonation if you use a wrong type
of battery. Use only the supplied rechargeable battery or
replacement battery (model BT55 “BYD SL5”). To
order, visit our website at
www.telephones.att.com
or call
1 (800) 222-3111
. In Canada, dial
1 (866) 288-4268
.
. Insert the headset into
the charging cradle.
. Push the headset downward
until the ON/OFF light on
the headset turns on.
Insert
Push
ON/OFF light