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1.3. Phone Diagram No. Key Function
(1) 2 x 16 Characters LCD
Display Displays menu, time, clock, name, phone number, call status
(2) LED Indicator Indicates that phone is currently in use or ringing
(3) Up Cycle through the phone menu, adjust volume
(4) 3-Way Conference Enable 3-way conference
(5) OK / Right Confirm setting change, exit menu, dial, save changes
(6) Menu Access the phone menu
(7) Mute/Function
Disable user’s microphone so that the person on the other line
can not hear anything, access the language selection, access the
time format
(8) Transfer Transfer the person you are currently having a conversation with
to another line
(9) Redial/Call History Redial last dialed number, access redial menu
(10) Hold Place the person on the other line on hold, answer call waiting
(11) Speaker Phone Enable user to use the phone without using the handset
(12) Voice Message Check for voice messages
(13) Down Cycle through the phone menu, adjust volume
(14) Cancel / Left Deny changes, cancel phone calls, ignore phone calls, backspace
(15) Phone Book Access the phonebook
(16) Numeric Keypad Input IP/phone number/alphabet character