9
Poly CCX 500 Business Media Phones Hardware
The following figure displays the hardware features on Poly CCX 500 business media phones with 
OpenSIP. The table lists each feature numbered in the figure.
Figure 1: Poly CCX 500 phone hardware features
Poly CCX 500 Phone Hardware Feature Descriptions
REFERENCE 
NUMBER
FEATURE FEATURE DESCRIPTION
1 Reversible tab
Secures the handset in the cradle when you position your 
phone stand at a high angle. To secure the handset, remove 
the tab, reverse it so the protrusion points up, and reinsert it. 
Position the handset so the protrusion on the tab fits into the 
slot on the handset.
2
Message 
waiting 
indicator
Flashes red to indicate you have an incoming call or new 
messages.
3
Application 
Command
Not supported
4 Touchscreen
Enables you to select items and navigate menus on the 
touch-sensitive screen.
5,6 Volume keys
Adjusts the volume of the handset, headset, speaker, and 
ringer.
7 USB port(s)
Poly CCX 500 phones include one USB-A port and one 
USB-C port.
Enables you to attach a USB flash drive or USB headset.
8
Headset 
indicator
Displays when the phone is powered on. The icon glows 
green or blue when a headset is connected and activated.
9
Speakerphone 
indicator
Displays when the phone is powered on. The icon glows 
green when activated.
10 Speaker Provides ringer and speakerphone audio output.
11 Mute Key Mute or unmute the microphone during an active call.