Extron electronic MVX VGA A manual Adjust the input audio level

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Figure 3-47 shows the result of pressing the View (<) button a total of nine times. Note that the level is now displayed in red to indicate a negative level.

NFigure 3-47 shows the adjusted level (–1 dB) displayed on the MVX 128 A, an 8-ouput-LED switcher.

Press the View button to decrease the input audio level by 1 dB per button push.

VIEW

S

1

2

3

4

5

6

7

8

VIEW ESC

 

 

 

OUTPUTS

 

 

 

 

 

 

 

 

 

 

 

The output LEDs display the selected input's audio level.

 

 

The View and Esc LEDs display

 

 

 

 

 

 

 

 

the polarity (gain or attenuation).

In this example, the output buttons and the View and Esc buttons display an audio gain level of –1 dB.

= Lit LED, = Unlit LED, S = Slow blinking LED

Figure 3-47 — Adjust the input audio level

Figure 3-48 shows the same level (–1 dB) as in figure 3-47, but displayed on a 16-ouput-LED switcher, such as an MVX 1616 A.

PRELIMINARY

S

The output LEDs display the selected input's audio level.

In this example, the output buttons and the View and Esc buttons display an audio gain level of –1 dB.

= Lit LED, = Unlit LED, S = Slow blinking LED

The View and Esc LEDs display the polarity (gain or attenuation).

Figure 3-48 — Level display on a 16-output-LED switcher

5. Press and release the Audio button (figure 3-49).

Press the Audio button to exit Audio mode.

I/O

RGBHV AUDIO

All input LEDs and output LEDs return to the unlit state.

The Audio LED stops blinking and lights steadily.

The RGBHV button lights.

Figure 3-49 — Deselect Audio mode

MVX VGA A Matrix Switchers • Operation 3-29

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Contents Computer Video VGA and Audio Matrix Switchers MVX VGA aSafety Instructions English Consignes de Sécurité FrançaisSicherheitsanleitungen Deutsch Instrucciones de seguridad EspañolFCC Class a Notice MVX VGA a Matrix Switchers Quick Start QS-1 Preset button selectsInput and output buttons select inputs Saving or recalling a preset Viewing and adjusting the audio levelQS-2 MVX VGA a Matrix Switchers Quick Start Creating a tieTable of Contents Table of Contents, cont’d Appendix a Specifications, Part Numbers, Accessories MVX VGA a Matrix Switchers Table of Contents IiiIv MVX VGA a Matrix Switchers Table of Contents One MVX VGA a Matrix Switchers Introduction About the MVX VGA a Matrix SwitchersAbout this Manual Definitions Features Tie any input to any or all outputsPreliminary Preliminary Two Mounting the Switcher MVX VGA a Matrix Switchers InstallationUL requirements Mounting instructionsRear Panel Cabling and Views Computer OUTSync Impedance switches Video connectionsAudio connections OhmsRS-232/RS-422 connection Connections for balanced and unbalanced audio outputs TheseReset button Power connectionFront Panel Configuration Port Be used for this connectionThree MVX VGA a Matrix Switchers Operation Front Panel Controls and IndicatorsDefinitions Input and output buttons Sample labelOperation, cont’d Control buttonsPreliminary Controls Front Panel Operations PowerFront panel security lockouts Creating a configuration Example 1 Creating a set of video and audio ties Press and release the Esc button figureSelect the outputs Press and release the Input 5 button figure Example 2 Adding a tie to a set of video and audio tiesPress and release the Output 1 button figure 13 Press the Enter button Example 3 Removing a tie from a set of video and audio ties 15 Clear all selectionsPress and release the Output 4 button figure Press and release the Enter button figureViewing a configuration 21 Clear all selectionsPreliminary Rgbhv button and the Audio button figure24 Deselect Rgbhv to view audio ties only Muting and unmuting video and/or audio Example 5 Muting and unmuting an output28 Select Rgbhv and audio 30 Unmute the outputs Using global presets 32 Preset locations, MVX 128 VGA aExample 6 Saving a preset LED blinks figureExample 7 Recalling a preset Press and release the Preset button figure40 Select the preset Viewing and adjusting the input audio level 42 Audio gain and attenuationExample 8 Viewing and adjusting an input audio level 43 Clear all selectionsPreliminary 45 Select an input and read the audio level 47 Adjust the input audio level Viewing and adjusting the output volume Reading the displayed volume Audio output volume settings Example 9 Viewing and adjusting an output volume level 50 Clear all selections52 Select output 54 Adjust the output audio volume Setting the front panel locks Executive modes Selecting Lock mode 2 or toggling between mode 2 and modePerforming a system reset from the front panel System reset does not replace user-installed firmwareSelecting the rear panel Remote port protocol and baud rate Release the Control buttons61 RS-232/RS-422 and baud rate selection Performing an absolute system reset from the rear panel Rear Panel OperationsPerforming a hard reset from the rear panel Optimizing the AudioConfiguration Worksheets TroubleshootingWorksheet example 1 System equipment Worksheet example 2 Daily configuration 66 Worksheet example 2 Daily configurationWorksheet example 3 Test configuration PreliminaryConfiguration worksheet Preset #Preliminary Four Serial Ports MVX VGA a Matrix Switchers Programmer’s GuideRear panel Remote port Switcher-Initiated Messages Host-to-Switcher InstructionsFront panel Configuration port Switcher Error Responses Using the Command/Response TableCommand/Response Table for SIS Commands Symbol definitionsCommand Ascii command Response Additional Description% G InX! AudX$ Preliminary Exng EZG EX1$ *X1% ,X1 ,X1& ,X1* CP CpnX1$ CcpX1% ,X1 ,X1& ,X1 VX2XX2!AX2XX2 Five Installing the software Matrix Switchers Control ProgramMVX VGA a Matrix Switchers Matrix Software Using the Matrix Switcher Control software Comm port selection windowMatrix Software, cont’d Sample program window complete Location of firmware upgrade files Updating firmwareDownloading firmware upgrade files Open window Firmware Loader status indicator bar Windows menus Windows buttons, drop boxes, and trash canFile menu Tools menu 10 Status windowMaster-Reset selection Preferences menuUsing the help system Using Emulation modeButton-Label Generator Program Using the Button-Label Generator software 14 Extron’s Button-Label Generator windowAppendixAA Specifications, Part Numbers, Accessories SpecificationsSync Specifications, Part Numbers, Accessories, cont’d Part Numbers and Accessories MVX matrix switcher part numbersAccessories Included partsMale-to-female VGA molded connector cables Part number Male-to-female VGA backshell connector cables Part numberMale-to-male VGA molded connector cables Part number CablesPreliminary Button Labels Preliminary Preliminary Extron’s Warranty Asia JapanExtron Electronics, Europe Beeldschermweg 6C
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