NEC N820 Manual

Contents

NEC N820 Manual Manual pdf 20 page image

4Caring for BatteriesStandby and talk timesYour phone works closely with the network you are using to provide the services you need, and the standby and talk times achieved will depend on how you use thephone and choices made by the network operator.In particular, factors such as your location within the network, the frequency at which this location is updated, the type of SIM card you have, your reception of areamessages or cell broadcast messages and the use of full rate or enhanced full rate speech, will affect both standby and talk times., IMPORTANT BATTERY CHARGING INFORMATIONCharging a very low batteryThe battery’s charge continues to drop after the low battery warning is displayed. In extreme cases where the battery is left uncharged for some considerable timeafter this warning, a trickle charge is used to slowly top-up the battery to the safe level at which the fast charging can begin. The phone can be in trickle charge fora few minutes before the fast charging starts., DO NOT connect a charger or any other external DC source if the phone’s battery is not inserted.Checking the battery☛ Check icon at the top of the standby screen.The block on the display shows the charge of your battery pack.Full battery power Partial battery power Low battery power Battery emptyLow battery alarmWhen the battery voltage falls below the working level, a low battery warning is displayed on screen accompanied by a short tone along with an empty battery icon. Thephone will automatically power down shortly afterwards.2 Please charge the battery as much as possible when the battery is very low.Other battery alarmsYour phone may display warnings when the battery temperature is too high or the voltage of the battery or the charger is over the appropriate level. Follow the instructiongiven by these warnings immediately, such as turning off the phone and removing the battery or charger.