Sennheiser SL Instruction Manual
SL Ceiling Mic
Connection Guide
Sennheiser electronic GmbH & Co. KG
Am Labor 1, 30900 Wedemark, Germany, www.sennheiser.com
TI 1095 v1.0
SL Ceiling Mic Connection Guide | 1/5
SL Ceiling Mic Connection Guide
SL Ceiling Mic Connection Guide
This document provides information on how to connect the SL Ceiling Mic to the Sennheiser Team-
Connect system and to 3rd party media control systems.
For further information on the SL Ceiling Mic please refer to the instruction manual,
which is available for download on the product page of the SL Ceiling Mic or in the Senn-
heiser download area at www.sennheiser.com/download.
Pin allocation of the terminals of the SL Ceiling Mic
1 2 3 1 2 3
1 2 3 4
1 2 3 4 5 6
CONTROL terminal Logic port for connecting the SL TeamConnect CB1 or a media
control system.
1
2
3
4
5
6
Pin allocation:
+24 V
COM
On status
Hook status
Mute status
Ground
Controls the LED status indication (On/Hook/Status)
POWER terminal Power supply 24 V DC
1
2
3
4
Pin allocation:
+24 V
+24 V
Ground
Ground
AUDIO OUT terminals Parallel audio outputs of the microphone signal
1
2
3
Pin allocation:
Audio +
Audio -
Ground
SL Ceiling Mic Connection Guide | 2/5
Connecting the power cable
Connecting the power cable
To connect the supplied power cable and power supply unit:
Connect the angled 4-pin connector of the power cable to the POWER terminal.
Connect the STAS2 connector of the power cable to the STAK2 connector of the power supply
unit and lock the connectors.
STAK2 STAS2
SL Ceiling Mic Connection Guide | 3/5
Connecting the SL Ceiling Mic to the TeamConnect system
Connecting the SL Ceiling Mic to the
TeamConnect system
SL TeamConnect CU1
SL TeamConnect CB1
SL Ceiling Mic
To connect the SL Ceiling Mic to the TeamConnect system:
Audio signal:
Connect the angled 3-pin connector of the audio cable to the AUDIO I or the AUDIO II terminal of
the SL Ceiling Mic.
Connect the second 3-pin connector of the audio cable to one of the eight microphone inputs
MIC / LINE IN of the SL TeamConnect CU1.
Control signal:
Connect the angled 6-pin connector of the control cable to the CONTROL terminal of the
SL Ceiling Mic.
Connect the second 6-pin connector of the control cable to the CONTROL / STATUS terminal of
the SL TeamConnect CB1.
SL Ceiling Mic Connection Guide | 4/5
Connecting the SL Ceiling Mic to the TeamConnect system
Connecting more than one SL Ceiling Mic to the
TeamConnect system
If you want to connect multiple SL Ceiling Mic units to the TeamConnect system, please observe the
following information.
Audio signal:
Connect the angled 3-pin connector of each audio cable to the AUDIO I or the AUDIO II terminal
of the respective SL Ceiling Mic.
Connect the second 3-pin connector of each audio cable to one of the eight microphone inputs
MIC / LINE IN of the SL TeamConnect CU1.
Control signal:
You can use the control cables supplied with each SL Ceiling Mic and combine them on the one end
which is connected to the SL TeamConnect CB1 according to the wiring diagram below.
You can also make your own cable accordingly.
6
5
4
3
2
1
6
5
4
3
2
1
SL Ceiling Mic
CONTROL terminal
2nd SL Ceiling Mic
3rd SL Ceiling Mic ... etc.
SL TeamConnect CB1
mute
Pins 1 & 2 as well as 3 & 6
must always be bridged!
TeamConnect:
open collector wiring
control cable ≤ 20 m
SL Ceiling Mic Connection Guide | 5/5
Connecting the SL Ceiling Mic to a third party media control system
Connecting the SL Ceiling Mic to a third party media
control system
Audio signal:
Connect the angled 3-pin connector of the audio cable to the AUDIO I or the AUDIO II terminal of
the SL Ceiling Mic.
Connect the second 3-pin connector of the audio cable to an audio input of the respective media
control system.
Depending on the design of the media control system, adapt to RCA, jack or XLR.
Control signal:
Please note: Always plug the supplied Control Cable into the CONTROL terminal of the
SL Ceiling Mic, even if you do not control the SL Ceiling Mic via a media control system.
For making your own control cable, please observe the following wiring:
control cable ≤ 20 m
2.2 kΩ
2.2 kΩ
6
5
4
3
2
1
6
5
4
3
2
1
Third party media control system:
open collector with internal pull-up (e. g. Biamp)
SL Ceiling Mic
CONTROL terminal
2nd SL Ceiling Mic
3rd SL Ceiling Mic ... etc.
e. g. Biamp DSP
mute
~5 V
Pins 1 & 2 as well as 3 & 6
must always be bridged!
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