Polycom SOUNDPOINT IP 450 User Manual page 12

User Guide for the SoundPoint IP 450 Desktop Phone
1 - 4
Item
8 Hands-free Microphone
9 Volume Keys
10 Dial Pad
11
Headset
12
Hold
13 Speaker
14 Soft Keys
15 Graphic Display
16 Hookswitch
Description
Picks up audio during hands-free
calls. Place your phone on a hard, flat
surface for best results.
Adjusts the volume of the handset,
headset, speaker, and ringer.
Provides the 10 digits, the alphabetic
characters, and special characters
available in context-sensitive
applications.
Allows you to place and receive calls
through an optionally connected
headset.
Holds an active call or resumes a
held call.
For ringer and hands-free audio
output.
These keys are automatically labeled
to identify their context-sensitive
functions.
Shows information about calls,
messages, soft keys, time, date, and
other relevant data.
• Caller display information—first
party, second party, number of
calls
• Information status line
• Popup text (for example,
network errors)
• Do Not Disturb text
• Missed call text or second
incoming caller display
• Prompt text (for example, "Enter
number")
• Time and date text (if idle
display is not used for time/date
display)
Associated line icons are described in
the following table.