18 © SAMSUNG Electronics Co., Ltd
ANNEX PREPARATION APPLICATION MENUS USING THE FEATURES
THINGS YOU SHOULD KNOW
Button LED
The [Transfer] button, [Hold] button, and [Speaker] button have a LED that turns on or
off according to the phone status.
For incoming external calls or intercom calls ringing at your IP Phone the trunk button LED
or Call button LED will flash green. The trunk button LED will flash red on other IP Phones
with the same trunk button. While holding a call, the green LED of the trunk line will blink.
In the following table, the functions of LEDs are summarized.
Functions Button LED Status
Trunk line or functions are in use LED is steady green.
New call is ringing LED is a fast flashing green.
Trunk line or functions are in use LED is a slow flashing green or red.
New call is ringing LED is a slow flashing yellow.
[Transfer] button [Hold] button [Speaker] button