Avaya Room System C190 physical layout

Last Updated : Dec 29, 2025 |
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The following images and table give an overview of the physical layout of the Avaya Room System C190. The labels on the devices that you purchased might slightly differ, but the port function remains the same.
An image showing the front view of the codecAn image showing the rear view of the codec
Number
Name
Description
1.
Indicator
Status indicator.
2.
Standby button
Standby touch button.
3.
OLED display
Displays the codec IP address.
4.
IR window
IR receiving window.
5.
MIC IN
To connect to an external microphone to receive audio.
6.
AUDIO IN
3.5 mm audio input interface.
7.
AUDIO OUT
3.5 mm audio output interface.
8.
USB 1
USB interface: to connect to an external USB drive, mouse, keyboard, or Avaya Room Microphone Speaker RA63.
9.
USB 2
USB interface: to connect to an external USB drive, mouse, keyboard, or Avaya Room Microphone Speaker RA63.
10.
RESET
Reset button:
  • To retain the current software version when resetting in a powered and idle state, press and hold the Reset button until the codec displays the start-up logo. Release the button to boot up the device.
  • To restore the factory-installed software version in a powered off state, press and hold the Reset button and then power on the codec. Release the button after the primary HDMI output displays Installing System Update.
    Account and network settings are not preserved when performing a factory reset using the Reset button.
11.
HDMI-OUT1
HDMI OUT1 interface: to connect to an external HDTV or other display devices.
12.
HDMI-OUT2
HDMI OUT2 interface: to connect to an external HDTV or other display devices.
13.
HDMI-CAM
Primary HDMI input: to connect to an external HD camera or computer. By default, you use the primary HDMI input to connect to an external camera.
14.
HDMI-IN
Secondary HDMI input: to connect to an external HD camera or computer. By default, you use the secondary HDMI input to connect to a presentation device such as a laptop.
15.
RS232
  • To connect to an external HD camera to control it or pass through the infrared signals.
  • To connect to external control devices to control the codec.
16.
NET
To connect to an Ethernet network.
17.
DMIC/VTOUCH
To connect to a digital microphone. The digital microphone supports cascading.
18.
DC 12V
Power interface.
19.
ON/OFF
Power switch.