E V E R Y C A L L C O U N T S
3
PROGRAMMABLE/FLEXIBLE KEY STATES
The flexible keys access lines, extensions and features based on the IP phone configuration. Flexible keys
assigned for line, extension or queue appearances will monitor the state of those resources and allow access
to those resources at anytime unless the call is engaged by another user or the system. Keys designated to
monitor lines, extensions or queues indicate call status as indicated below.
Flexible keys not assigned for line access may access features such as Speed dial, Intercom, Park and
others.
LCD LAYOUT
The TS-550i phone has a 240 by 56 dot graphic LCD arranged to show 4-lines of text and is used to display
information to the user. The top-bar status line displays icons, date and time. The bottom line shows
choices associated with the three (3) context-sensitive softkeys located just below the LCD.
Below is a list of icons and their meaning.
LAN or Network connection icon, indicates the status of the LAN connection to the IP phone. If the
icon is blinking, check the LAN connection.
PC port icon, when displayed, indicates a device such as a PC is connected to the PC port of the
IP phone.
Bluetooth
icon, indicates the optional
Bluetooth
module is properly installed with no headsets paired
to the phone. When blinking rapidly, the TS-550i is searching or attempting to pair with a headset.
Bluetooth
paired icon, indicates one or more (maximum 5) headsets are paired with the module but
none are active. When blinking rapidly, the TS-550i is attempting to pair or connect a headset.
Bluetooth
connected icon, indicates a headset is connected to the TS-550i. When blinking rapidly,
the TS-550i is searching or attempting to pair or disconnect a headset. When blinking slowly, the
Bluetooth
headset is in use.
Mute
— Use to mute and unmute the microphone during calls.
Speakerphone
— Press to engage the speakerphone and to hangup after the call.
Dial pad
— Use to dial a number, select a menu item, or input a value.
Status
LED Color
LED Pattern
Incoming call
Green
Flashing approx. once every 1/2 second
Line in use on this phone
Green
On solid
Call on hold at extension
Green
Flashing approx. once every second
Line/Extension/Queue ringing
Green
Flashing approx. once every 1/2 second
Line/Extension/Queue in use
Red
On solid
Line/Extension/Queue on hold
Red
Flashing approx. once every second
Extension/Line not registered
Red/Yellow
Alternating Red and Yellow
Item
Function
