Press * (TONE) before entering accessnumbers which require tone dialling.Handset noise reduction (NR key)This feature allows you to hear the voice ofthe person you are talking to clearly, byreducing the surrounding noise coming fromthe other party’s telephone.Press M N to turn on/off while talking.Note:R When this feature is turned on, isdisplayed while talking.R Depending on the environment where thishandset is being used, this feature may notbe effective.R This feature is not available using thespeakerphone.Handset equalizerThis feature clarifies the voice of the personyou are talking to, producing a morenatural-sounding voice that is easier to hearand understand.1 Press M N while talking.2 MbN: “Equalizer” a MOKN3 MbN: Select the desired setting.4 Press MOKN to exit.Note:R When this feature is turned on, isdisplayed while talking.R Depending on the condition and quality ofyour telephone line, this feature mayemphasise existing line noise. If it becomesdifficult to hear, turn this feature off.R This feature is not available while using thespeakerphone.Call shareAvailable for:KX-TG6812/KX-TG6822You can join an existing outside call.To join the conversation, press M N whenthe other handset is on an outside call.Note:R To prevent other users from joining yourconversations with outside callers, turn theprivacy mode on (page 26).Key lockThe handset can be locked so that no calls orsettings can be made. Incoming calls can beanswered, but all other functions are disabledwhile key lock is on.To turn key lock on, press M N for about 3seconds.R is displayed.R To turn key lock off, press M N for about 3seconds.Note:R Calls to emergency numbers cannot bemade until key lock is turned off.Power back-up operationWhen a power failure occurs, the chargedhandset temporarily supplies power to thebase unit (power back-up mode). This allowsyou to make and receive calls using a handsetduring a power failure. The base unit will notperform any other functions. You can program“Power Failure” and the default setting is“Auto” (page 26).Important:R If a handset is not placed on the base unitwhen a power failure occurs, “Base nopower Press e” or “Press e” isdisplayed. After pressing MeN on thehandset, place it on the base unit to startpower back-up mode.R Power back-up mode will not work if thebattery level of the power supplyinghandset is / .R Do not lift the power supplying handsetfrom the base unit during power back-upmode.R Do not touch the handset’s charge contactsduring power back-up mode.R If the battery level is low, the unit will notwork sufficiently during power back-up18Making/Answering CallsTG68xxBX_UE(en)_0523_ver021.pdf 18 2013/05/23 16:41:16