15BATTERY USAGECHARGINGPower ConnectionPlug one end of the AC charger into the bottom ofthe phone and the other into a standard outlet. Yourphone's battery must be installed correctly to chargeat maximum capacity.NOTE:• UPON PURCHASE, BATTERIES MUST BE FULLY CHARGED FOR ABOUT TWOHOURS BEFORE USING THE PHONE.• WHEN CHARGING POWERED-OFF PHONES, A STATUS MESSAGE WILL APPEARON THE INTERNAL DISPLAY SCREEN. YOUR PHONE WILL NOT OPERATE UNTILPOWERED ON.• IN ADDITION TO BEING CORRECTLY CONNECTED TO YOUR PHONE, BATTERIESWILL CHARGE MORE EFFICIENTLY WITH THE PHONE POWER OFF.• BATTERY OPERATING TIME WILL GRADUALLY DECREASE WITH USE.• IF THE BATTERY FAILS TO PERFORM PROPERLY, IT MAY NEED TO BEREPLACED.CH 1