13Setting the PINEnter the current4-digit handsetPIN.Select "ChangeHset PIN."Enter the new4-digit PINTWICE.Select "OtherOption."In the "Setting Handset" modeold PIN new PIN/ /Battery InformationAfter your batteries are fully charged:OperationWhile in use (Talk)While not in use (Standby)Approx. Ni-MH battery lifeUp to about 15 hoursUp to about 120 hoursl Battery life may be shortened depending on usage conditions, such as:–when talking in speakerphone mode, using headset and ambient temperature.l Clean the handset and the charger contacts with a soft, dry cloth once a month. Clean moreoften if the unit is subject to grease, dust or high humidity. Otherwise the batteries may notcharge properly.l The batteries cannot be overcharged.l Read "Important Notice Concerning the Correct Use and Charging of Ni-MH Batteries."Replacing the BatteriesIf " " flashes after a few telephone calls even when the handset batteries have been fullycharged, it is time to replace the batteries with new ones (p. 2).Before replacing the batteries, turn the power off to prevent memory loss (p. 3). Make sure you chargethe new batteries for about 15 hours in order to display the battery strength prompt correctly.Caution:To reduce the risk of fire or injury to persons, read and follow these instructions.1. Use only the batteries specified.2. Do not use non-rechargeable batteries.3. Do not mix old and new batteries.4. Do not dispose of the batteries in a fire. They may explode. Check with local waste managementcodes for special disposal instructions.5. Do not open or mutilate the battery. Released electrolyte is corrosive and may cause burns or injuryto the eyes or skin. The electrolyte may be toxic if swallowed.6. Exercise care in handling the batteries in order not to short the batteries with conductive materialssuch as rings, bracelets, and keys. The batteries and/or conductor may overheat and cause burns.7. Charge the batteries provided with or identified for use with this product only in accordance with theinstructions and limitations specified in this manual.Important Information English