Disconnect Your Headset
To disconnect or change your headset, properly detach your headset from your
phone.
1. Go to Menu > Settings > Basic > Preferences.
2. Select Headset > Hookswitch Mode.
3. Select Regular Mode.
4. Remove the EHS adapter from the serial port on the back of the phone.
USB Features on CCX Phones
All Poly CCX business media phones connect with personal computers for
additional functionality.
NOTE: Poly CCX 400 business media phones can’t connect to a computer and
a USB headset at the same time.
Computer and Cable Requirements
CCX business media phones have specific operating system and cable hardware
requirements when connecting to a computer.
Operating system requirements:
● Windows 10 version 1803 or later
● macOS 10.12 or later
USB cable requirements:
●
● CCX 400 phones: USB-A to USB-A cable (included with the phone)
● CCX 500, CCX 505, CCX 600, and CCX 700 phones: USB-C to USB-A cable
● USB 2.0 or higher cable
NOTE: Poly recommends USB 3.0 for the most reliable connection and
optimal audio quality.
● Use a self-powered USB booster extension cable for connections longer than
2 m (6.6 ft)
NOTE: Don’t use a USB cable meant only for charging devices. Cables meant
for charging devices may lack the necessary hardware to support the data
transmission needed for USB audio mode.
USB Audio Mode
USB audio mode enables you to use your Poly CCX business media phone as a
USB audio device on a connected computer.
Disconnect Your Headset
93