Location of ControlsDocument Version 2008-08 3A LCD (Liquid CrystalDisplay)B Headset JackC PROGRAM/EXIT: Used toenter and exit the personalprogramming mode.D CLEAR: Used to erase someor all call logs, or clear digitsor characters.E AUTO: Used for SpeedDialing.F HOLD*1: Used to place a callon hold.G REDIAL: Used to redial thelast 10 dialed numbers.H MUTE: Used to mute themicrophone/handset/headsetduring a conversation.I MIC (Microphone): Used forhands-free conversations.J SP-PHONE (Speakerphone)/HEADSET*1: Used forperforming hands-freeoperations. Also used tomake or answer calls if aheadset is connected.K MESSAGE*1: Used toaccess the Voice Mailfeature*2 or to call back theparty who left the messagewaiting indication. Theindicator turns red in bothcases.L TRANSFER: Used totransfer a call to anotherparty.M Navigator Key*3: Used toadjust the volume anddisplay contrast, selectdesired items, or view calllogs.N INFORMATION: Used todisplay your extensionnumber, the status of theunit, and the network settingson the LCD display.O OK: Used to select the items.Also used as end of dialing.*1 These 3 indicators simultaneously flash red when you cannot make orreceive calls due to an error.*2 Availability of this feature depends on your PBX. Consult your dealer.*3 Press up or down while the unit is idle to access the outgoing, incoming,and missing call logs.