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Getting Started with Your SoundPoint
®
IP 550 Desktop Phone
1 - 11
8 Volume Keys Adjusts the volume of the handset, headset,
speaker, and ringer.
9 Dial Pad Provides the 10 digits, the alphabetic
characters, and special characters available in
context-sensitive applications.
10
Hold
Holds an active call or resumes a held call.
11 Speaker For ringer and hands-free audio output.
12 Soft Keys These keys are automatically labeled to identify
their context-sensitive functions.
13 Color Graphic Display Shows the user interface of the phone. For
more infomration, refer to Information Status on
page 1-7.
Associated line icons are described in the
following table.
14 Line/Speed Dial Key Use these keys to activate up to lines or speed
dials that can be assigned to your phone.
15 Line Indicators Individual multi-color LEDs display the dynamic
call state and remote user status (busy lamp
field (BLF) and presence). The mapping is:
• Solid green—An active call is in progress.
• Fast flashing green—There is an incoming
(ringing) call.
• Flashing green—The call is held by the
other party.
• Flashing red—The call is on hold.
• Solid red—The line is busy remotely
(shared lines)
16 Hookswitch
Item Description