Chapter 1Ni-Cd battery operating time (optional)*Up to about 12 hours (based on 800mA per hour)Up to about 100 hours13PreparationBattery informationAfter your batteries are fully charged:• Battery operating time may be shortened depending on usage conditions, such as:— when viewing the Caller ID Caller List, or phonebook— when talking in speakerphone mode and— ambient temperature.• Clean the handset and the base unit charge contacts with a soft, dry cloth once a month.Clean more often if the unit is subject to grease, dust or high humidity. Otherwise the batteriesmay not charge properly.• If the batteries are fully charged, you do not have to place the handset on the base unit until“ ” flashes. This will maximise the battery life.• The batteries cannot be overcharged.* Nickel cadmium (Ni-Cd) rechargeable batteries (AA size) are available.When you replace the batteries, you must program the battery type selection (see page 70).• Read “Important Notice Concerning the Correct Use and Charging of Ni-MH (Ni-Cd) Batteries” onpage 71.OperationWhile in use (Talk)While not in use (Standby)Ni-MH battery operating time (included)Up to about 20 hoursUp to about 200 hoursB a s e 11 0 N e w C a l l s1 2 . 0 5 1 3 : 5 8Turning the Power ON# The current connected base unit number:You can choose whether to display the baseunit number, handset number or no displayin the standby mode by programming (p. 64).$ The number of new Caller ID calls received(p. 26).% The current date and time:After you set the date and time, the currentdate/time will be displayed (p. 19).To turn the power OFF, press and holduntil a beep sounds.• The display will go blank.• The handset will not ring.Press and hold .• After all the possible configurations brieflyappear, the display will change to the following.Then the handset is in the standby mode.#$%