ES1 Ceiling Audio Solution (TeamConnect Ceiling 2 and Bose)

Application Guide
ES-1 Audio System Set-up Guide for Microsoft Teams
April 2020 Page 8
Troubleshooting and Commissioning Guide
The TCC2 does not connect.
From the front panel OLED display, confirm that the EX-440C
is the in same IP range as the TCC2 by using Sennheiser
Control Cockpit.
Confirm that the correct IP address is specified for the TCC2
Control page. An indicator appears when connected.
The LEDs of the TCC2 do
not change.
Confirm that the EX-440C is selected as the microphone
within the MTR admin settings.
Connect the corresponding M (mute) logic port and S (call
status) logic port form the USB logic to the TCC2 logic block.
Verify that the control IP address from the TCC2 is specified
in the Control object.
There is no audio output in
the room.
Confirm that the EX-440C has been selected as the
loudspeaker in the MTR admin settings.
Confirm that the AmpLink connection from the EX-440C is
connected to the AmpLink Input port on the amplifier (not
the AmpLink Thru port).
Confirm that the Input Select dial is set to 2.
Volume level in room is too
low.
The default MTR level for every new meeting is 50. To adjust
the MTR level in the room, adjust the volume level in the MTR
user interface to approximately 80 to 90 percent. Next, raise
the AmpLink output to a suitable level.
Confirm that the EM180 loudspeaker tap is set to 8Ω.
The room has several
reflective surfaces.
Set the Non-linear Processing (NLP) setting in the AEC to
Medium to eliminate residual echo that may be heard by far-
end participants while speaking.
Use the horizontal and vertical exclusion zones in the TCC2 to
remove detection areas that may be problematic.
There is background noise
in the room.
Use the horizontal and vertical exclusion zones in the TCC2 to
remove detection areas that may be problematic.
AEC processing includes Noise Reduction (NR) to reduce
steady state background noises, such as HVAC and projector
fans that are detected by the microphone. Increase the NR to
reduce the amount of noise that is detected.