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MVC 121 • Quick Start Guide

Quick Start Guide — MVC 121

QS-1

Step 1

Disconnect all power prior to installing the MVC 121.

Step 2

Mount the MVC

 (if applicable) or affix the rubber feet to the bottom

of the MVC for tabletop use.  The MVC can be mounted in a 

rack

shelf

, under 

furniture

, or to a 

projector mount

.  See chapter 2,

Installation and Operation

.

MIX

ER

/VO

LU

ME

 C

ON

TR

OL

LE

R

MIC

 1

VO

L

MIC

 2

MA

IN 3

MA

ST

ER

Under  furniture

(2) 4-40 x 3/16" screws

Use 2 mounting holes
on opposite corners

VersaTools Rack Shelf

1/4 Rack Width
False Front Face Plate 

DIS

TR

IBU

TIO

N A

MP

LIF

IER

DIS

TR

IBU

TIO

N A

MP

LIF

IER

MIX

ER

/VO

LU

ME

 CO

NT

RO

LLE

R

MIC

 1

VO

L

MIC

 2

MA

IN 3

MA

ST

ER

Rack shelf mounting

Ceiling

Digital
Projector

Projector
Mounting
Bracket

MVC 121

ON

INPUTS

OU

TP

UT

S

LE

VE

L

48V

ON

OFF

MAIN 3

LINE

MIC

RS-232

MUTE

Tx

Rx

PO

WER

12V         

0.5A MAX

L

1

2

R

3

1

2

3

4

1
2
1
2

MIXER/VOLUME 

CONTROLLER

FIXED

L

R

MIC 1

MIC 2

V

A

RIABLE

L

R

Mounting
Bolt

To a projector mount

im Vertrieb von

            CAMBOARD Electronics

www.camboard.de

Tel. 07131 911201
Fax 07131 911203

[email protected]

Summary of Contents for MVC 121

Page 1: ...ad 04 01 PM Industrial Building Singapore 368363 65 6383 4400 Fax 65 6383 4664 Extron Electronics Japan Daisan DMJ Building 6F 3 9 1 Kudan Minami Chiyoda ku Tokyo 102 0074 Japan 81 3 3511 7655 Fax 81...

Page 2: ...lten nur von qualifiziertem Servicepersonal durchgef hrt werden Die internen Komponenten des Ger tes sind wartungsfrei Zur Vermeidung eines elektrischen Schocks versuchen Sie in keinem Fall dieses Ger...

Page 3: ...screws Use 2 mounting holes on opposite corners VersaTools Rack Shelf 1 4 Rack Width False Front Face Plate DIS TR IBU TIO N AM PL IFI ER DIS TR IBU TIO N AM PL IFI ER MIX ER VO LU ME CO NT RO LL ER M...

Page 4: ...power is disabled regardless of its DIP switch position 3 Mic 1 and Mic 2 input connector Up to two mono microphones balanced and or unbalanced may be connected 4 Main 3 line level input connector Co...

Page 5: ...de 3 2 Host to MVC communications 3 2 MVC initiated messages 3 2 Error responses 3 2 Using the command response table 3 3 Command response table 3 5 Windows based Program Control 3 9 Installing the so...

Page 6: ...ents cont d MVC 121 Mic Line Mixer 1 Chapter One Introduction About the MVC 121 Features ii 68 793 01 Rev B Printed in the USA 05 04 im Vertrieb von CAMBOARD Electronics www camboard de Tel 07131 9112...

Page 7: ...ain attenuation and control of output volume RS 232 control also includes the capability to turn the inputs and output on off The latest firmware can be uploaded using RS 232 and the Extron control pr...

Page 8: ...gh quarter rack wide MVC can be set on a table mounted on a rack shelf mounted under a desk or tabletop or mounted on a projector bracket Tabletop use Each MVC comes with rubber feet For tabletop use...

Page 9: ...with the slots in the brackets and place the MVC against the surface with the screws through the bracket slots See the illustration below Mounting the MVC to furniture 7a Slide the MVC slightly forwa...

Page 10: ...ck the no load power supply output with a voltmeter After making any adjustments to the MVC 121 either via the front panel controls SIS commands or the Extron Audio Products Control Program wait at le...

Page 11: ...p Ring Balanced Stereo Input high impedance high impedance 600 ohms 600 ohms 600 ohms 5 Variable output connector The balanced unbalanced stereo output to an amplifier from the 5 pole 3 5 mm captive s...

Page 12: ...put from this 5 pole 3 5 mm captive screw connector is output at a fixed volume level for input to a recording device Volume level can be adjusted at the recording device The Master volume control kno...

Page 13: ...ron Audio Products Control Program or the SIS commands See Setting output volume range limits and Using the command response table in chapter 3 2 13 Turning channels on off To turn a channel off turn...

Page 14: ...volume control knobs are locked although the Gain Volume level LEDs will still show the current gain volume settings if any knobs are rotated slightly For a muted input no gain volume level will be d...

Page 15: ...ed to begin or end a command sequence When a command is valid the MVC executes the command and sends a response to the host device All respon ses from the MVC to the host end with a carriage return an...

Page 16: ...n X2 X3 Set input X2 to X3 where X3 0 off 1 on 2 mute by contact closure An input while muted by contact closure is not affected by SIS commands or front panel operations See Note below View input on...

Page 17: ...of input X2 in 1 dB steps View input gain level X2 G g X4 Show the gain X4 of input X2 These commands use both uppercase and lowercase characters e g X or x X x I or i I i etc Update firmware Upload f...

Page 18: ...tware To run the software 1 Double click the Audio Products Control Program icon in the Extron Electronics program group 2 Click the comm port that is connected to the unit s remote connector 3 Click...

Page 19: ...der loads the update The firmware update file must have an s19 extension If it does not have that extension it will not work properly 6 When the program is finished loading the update click Exit The w...

Page 20: ...Contact closure Description 1 Connect pin 1 to Gnd Mute input Mic 1 2 Connect pin 2 to Gnd Mute input Mic 2 3 Connect pin 3 to Gnd Mute input Main 3 Gnd Signal ground Contact closure mute has higher p...

Page 21: ...part 60 190 20 or 60 604 20 furniture mountable with optional under desk mounting brackets 70 212 01 and projector mountable with kit 70 217 01 Enclosure type Metal A 2 Specifications Audio Gain from...

Page 22: ...VersaTools rack shelf 60 604 20 1U Universal rack shelf 60 190 01 1U Basic rack shelf 60 604 01 6 Deep 1U rack shelf kit 60 190 10 6 Deep Basic 1U rack shelf 60 604 10 Mini under desk mounting bracket...

Page 23: ...MVC 121 Specifications Parts Accessories Specifications Parts and Accessories cont d im Vertrieb von CAMBOARD Electronics www camboard de Tel 07131 911201 Fax 07131 911203 ce info camboard de...

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