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User Guide for the Polycom CX300 Desktop Phone
1 - 6
3 Hold Key —Holds an active call or resumes a held call.
You can also use the Hold key to clear a phone number that you have
entered before you have completed the call or to toggle between two active
calls.
4 Delete Key —Delete displayed data or reject incoming call.
5 Message Waiting Indicator —Indicates that there are new
unheard messages.
6 Dial Pad—These 12 keys provide the 10 digits, the 26 alphabetic
characters, and special characters available in context-sensitive
applications.
7 Speakerphone Key —Allows for hands-free communication
during calls.
8 Headset Key —Allows you to place and receive calls through a
connected headset (optional accessory).
9 Microphone Mute Key —Mutes local microphone during calls so
that others cannot hear you.
10 Volume Key —Used to adjust the volume
of the handset, speakerphone, and headset speaker during a call, and the
ringer if not in a call.
11 Hands-free Microphone—Picks up audio during hands-free calls.
12 Presence Status Indicator —Indicates your presence state.
13 Speaker—For ringer and hands-free audio output.
14 Hookswitch