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Biamp DCM-1 Manual
Biamp DCM-1 Manual

Biamp DCM-1 Manual

Devio ceiling microphone

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Installing the Devio Ceiling Microphone (DCM-1)
Below are instructions for installing the Devio Ceiling Microphone (DCM-1). Up to two DCM-1 devices can be daisy-
chained and connected to a single Devio CR-1.
Installing the DCM-1
The Devio CR-1C package includes the Devio CR-1 (main unit) and DCM-1 microphone. The DCM-1 consists of a
single, beamforming pendant microphone and a plenum-rated box containing additional electronic components and
connections. While specific installation details may vary depending on the room layout and ceiling design, general
instructions are provided below for assembling and connecting the DCM-1.
1. Remove the pendant microphone, plenum box, and related components from the DCM-1 box found within
the Devio package. Remove the lid from the plenum box.
2. At the end of the pendant mic's cable is a green, two-pin Phoenix connector. Around the cable is a white bushing.
If the plenum box will be positioned above a ceiling tile, it will be necessary to drill a hole in the ceiling tile through
which the mic cable and bushing can be passed to enter the plenum box. The ceiling tile hole should be 7/8"
(22mm) in diameter.
3. Pass the mic cable and bushing through the hole in the ceiling tile (if present), and into the circular hole in the
bottom of the plenum box.
https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1)
Updated: Sat, 09 May 2020 10:35:30 GMT
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Summary of Contents for Biamp DCM-1

  • Page 1 Installing the Devio Ceiling Microphone (DCM-1) Below are instructions for installing the Devio Ceiling Microphone (DCM-1). Up to two DCM-1 devices can be daisy- chained and connected to a single Devio CR-1. Installing the DCM-1 The Devio CR-1C package includes the Devio CR-1 (main unit) and DCM-1 microphone. The DCM-1 consists of a single, beamforming pendant microphone and a plenum-rated box containing additional electronic components and connections.
  • Page 2 4. Pass the included lock nut over the mic cable and attach to bushing. Rotate clockwise until bushing is secured to the plenum box. https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1) Updated: Sat, 09 May 2020 10:35:30 GMT Powered by...
  • Page 3 Squeeze the height adjustment assembly and pull the mic cable through the bushing until the green Phoenix connector can be connected to the microphone jack on the plenum box's circuit board. Connect the Phoenix connector to the microphone jack. https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1) Updated: Sat, 09 May 2020 10:35:30 GMT Powered by...
  • Page 4 6. Provide some additional slack for the mic cable inside the plenum box and lay it parallel against the edge of the plenum box's circuit board. Using the provided strain relief cable tie, secure the cable to the circuit board. https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1) Updated: Sat, 09 May 2020 10:35:30 GMT...
  • Page 5 Updated: Sat, 09 May 2020 10:35:30 GMT...
  • Page 6 The seismic cable can then be passed through an eye bolt, around a beam, or otherwise connected to a structure that can support the weight of the plenum box in the event of an emergency. https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1) Updated: Sat, 09 May 2020 10:35:30 GMT...
  • Page 7 9. Pass the unanchored end of the seismic cable through the remaining open end of the tensioner, then pull the seismic cable through the remaining center hole of the tensioner to tighten. https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1) Updated: Sat, 09 May 2020 10:35:30 GMT...
  • Page 8 10. The plenum box lid has a tab on one side. To close the plenum box, slide this tab into the hole at the back of the plenum box (the side farther from the RJ-45 ports), then press down on the opposite end of the lid to snap it into place. https://support.biamp.com/Devio/Hardware-Software/Installing_the_Devio_Ceiling_Microphone_(DCM-1) Updated: Sat, 09 May 2020 10:35:30 GMT Powered by...
  • Page 9 11. Connect the plenum box to the Devio system via straight-through, unshielded CAT-5e or better cable. Connect one end of this cable to the "To CR-1 or DCM-1" port on the plenum box, and connect the other end to the microphone port on the CR-1.
  • Page 10 Cables should not exceed a maximum of 15 meters (~49ft) between any two RJ-45 microphone ports (whether plenum box to plenum box or plenum box to CR-1). Note: It is not possible to connect both a DCM-1 ceiling mic and a DTM-1 table mic to the same Devio system.
  • Page 11: Completing The Installation

    4. The changes will automatically take effect after a few seconds. Click "Close" to close the control options dialog. The angle in question is the angle from the average talker's mouth to the bottom of the DCM-1. For more information on...