Shure BM 6620 User Manual

Conferencing and Discussion Systems

BM 6620 Boundary Mic

USER GUIDE

@2015 Shure Incorporated

User Manual BM 6620.docx

DCS 6000 Digital Conference System User Manual

Table of Contents

Table of Contents .................................... 2

General .................................................... 3

Description ........................................... 3

Installation.............................................. 4

Technical Specifications .......................... 8

Electrical ............................................... 8

Connectors ............................................ 8

Mechanical ............................................ 8

@2015 Shure Incorporated U

ser Manual BM 6620.docx

DIS Digital Conference System User Manual

General

Description

The BM 6620 is a low-profile omnidirectional,
condenser boundary microphone designed to fit
into the flush mounted conference units in the
DIS DCS 6000 Digital Conference System.

The BM 6620 is available for retrofit in the
standard flush mounted units FC 602xF and FD
612xF by replacing the XLR socket with the

boundary microphone in the plastic adaptor. The
molex mini connector fits with the microphone
connector on the PCB.

It can also be ordered (customized) for other
FC/FD and FC/FD 6xxxF units and delivered
already mounted in the units.

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DIS Digital Conference System User Manual

Installation

For the installation of BM 6620 do the following:

Undo the three M3 nuts holding the XLR to the plate

Remove the XLR

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DIS Digital Conference System User Manual

Turn over the XLR. Undo and remove the two T8 torx screws and the 3mm Alan bolt

Separate the connector section from the XLR chassis

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DIS Digital Conference System User Manual

Remove the plastic “lock” insert

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DIS Digital Conference System User Manual

Put the XLR chassis back onto the front plate

Fasten the XLR chassis to the from plate with the 3 M3 nuts.

Now insert the boundary mic into the sleeve of the XLR chassis and then tighten the 3 Allen screws on the
bottom of the mic; this will cause the mic’s rubber sleeve to expand into the XLR chassis and hold it in
place. Connect the boundary mic to the PCB.

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DIS Digital Conference System User Manual

Refer to Setup section for information in how to setup the system using the above menus.

Technical Specifications

Electrical

Transducer type .... Permanently polarized condenser

Polar pattern ...... Omnidirectional, 360° pickup angle

Frequency response ........................ 40 Hz - 18 kHz

Sensitivity ................. -42 dB (7.9 mV), 1 V at 1 Pa

Maximum input sound level ................. 142 dB SPL,

................................................. 1 kHz at 1% THD

Impedance ........................................... 200 ohms

Signal-to-noise ratio ............... 64 dB, 1 kHz at 1 Pa

Dynamic range ........ 112 dB, 1 kHz at maximum SPL

Connectors

Connector type ..................... Molex mini connector

Mechanical

Mounting fixed in DIS DCS 6000 flush mounted units

Dimensions (L x D) .................. 181.5 mm x 19 mm

Weight ........................................................ 63 g

Color .......................................................... Black

Specifications are subject to change without
notice.

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DIS Digital Conference System User Manual

www.shure.com

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Shure Asia Limited
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Hong Kong

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