4
Number Description Number Description
LCD: 3-line LCD
The KX-UT123 features a backlit LCD.
The KX-UT136 features a 6-line LCD.
Currently not defined
Softkeys (S1 to S4)
To select the functions in the bottom
line of the display.
Voice mail
Accesses voice mail.
Navigation keys
For adjusting the volume or to select
the desired entries.
Hold
Places a call on hold. When a call is
placed on hold the “Hold” light flashes
red.
ENTER
Confirms the selected entry.
Mute
Mutes the microphone/receiver during a
call.
Signal light message/call signal
The light flashes green with an
incoming call.
The light is a steady red to indicate a
voicemail message.
Transfer
Transmits a call to another party.
Receiver hook
Secures the receiver if the device is
mounted on a wall.
Hands-free mode / Headset
For using the telephone in hands-free
mode. When muted, the light flashes
red.
Do not disturb (DND, forced busy)
Activates do not disturb (DND) for
your extension. The telephone won’t
ring, same as “for call forwarding...
delayed” to the caller.
CANCEL
Cancels the selected function.
Conference call
To start a 3-way call.
Freely programmable function keys
The light on the keys indicates their
respective status.
Redialing
Redials the last number dialed.
Microphone
Used for hands-free mode.
Panasonic KX-UT113 / KX-UT123 (left side view):