Flexible Buttons(KX-UT133/KX-UT136/KX-UT248 only)The flexible buttons on the unit can be customized to beused to make or receive calls or as feature buttons.These buttons are configured by your administrator ordealer.The following types of flexible buttons are available:DN (Directory Number)Seizes the line assigned to the DN button. When acall arrives at the DN button, pressing the buttonanswers the call.Lamp Indication• Off: Idle• Green on: You are on a call using the DNbutton.• Flashing green rapidly: A call is beingreceived.• Flashing green slowly: A call is on hold.• Red on: A shared line is in use or on hold(private) at another unit.• Flashing red slowly: A shared line is on hold(normal) at another unit.Note• A ringtone can be assigned to each DNbutton through Web user interfaceprogramming. When a call arrives at a DNbutton, the ringtone assigned to that buttonplays. For details, consult youradministrator or dealer.However, if you select a ringtone throughthe unit's settings (Page 41), that ringtonewill play instead of those assigned to DNbuttons.• A shared line is a line that can be used bymultiple units. This is an optional featureand may not be supported on your phonesystem.One-TouchCalls the party or accesses a feature assigned tothe button. See "One-touch Dialing (KX-UT133/KX-UT136/KX-UT248 only) (Page 26)".HeadsetEnables or disables talking using the headset.Lamp Indication• Off: Headset off• Red on: Headset onBLF (Busy Lamp Field)Calls the extension assigned to the button. Duringa conversation, a BLF button can be used totransfer calls to the assigned extension (Page 30).A BLF button’s lamp also shows the current statusof the assigned extension.Lamp Indication• Off: The assigned extension is idle.• Red on: The assigned extension is using theline.• Flashing red rapidly: The assigned extensionis receiving an incoming call.If enabled through Web user interfaceprogramming, pressing the button answers thecall (Directed Call Pickup).Note• BLF (Busy Lamp Field) is an optionalfeature and may not be supported on yourphone system.ACDLogs in to or logs out of a group when ACD(Automatic Call Distribution) is enabled (Page 34).Lamp Indication• Off: Logged in• Red on: Logged outNote• ACD is an optional feature and may not besupported on your phone system.Document Version 2012-02 Operating Instructions 35Feature Operations