Connections and Setup21For Fax Advantage assistance, call 1-800-435-7329.Battery chargePlace the handset on the cradle of the base unitfor about 15 hours before initial use.L A beep will sound, and the following will bedisplayed for an instant on the base unit.Base unit display: CHARGINGThe display will show the date and time.L If the base unit is in use, a beep may notsound and the message may not be shown.Note:L Clean the handset and the base unit chargecontacts with a dry cloth once a month, or thebattery may not charge properly.L The battery cannot be overcharged.Battery strengthYou can check the battery strength on thehandset display.Battery lifeIf your Panasonic battery is fully charged;– the battery life will last up to 5 hours while inuse (in conversation).– it will last for up to about 11 days while not inuse (off the base unit).L Battery life may vary depending on usageconditions and ambient temperature.RechargeRecharge the battery when:– the handset beeps intermittently while it is inuse, or– the following is shown and “1 23” flasheson the handset display.Handset display:Recharge01 234L Recharge the handset battery for more than15 minutes, or the display will continueshowing the indication.Automatic security code settingThe security code helps to avoid unauthorizeduse of your telephone line by another cordlesstelephone. Whenever you place the handset onthe base unit, the unit will automatically selectone of more than a million security codes.ChargecontactsBase unitdisplayHandsetdisplayHandset display Battery strength12223 Fully charged1 223 Medium1 23 Low01 234(flashing)Needs to be recharged.