Extron electronic MAV 48, MAV 88, MAV 84, MAV 44 manual Resetting audio gain single input

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Resetting audio gain — single input

Reset a specified input’s audio gain or attenuation to the factory default (-12 dB for captive screw audio connector [A] models, 0 dB for RCA audio connector [A RCA] models) as follows:

1. Press and hold the Audio Setup (I/O) button for approximately 2 seconds until the Audio Setup LED lights (figure 3-36).

Press and hold the button.

 

2 seconds

AUDIO SETUP

AUDIO SETUP

The LED lights to indicate Audio Setup mode.

Release the Audio Setup button.

Figure 3-36 — Select Audio Setup mode

2.

Press and release the Input 5 button (figure 3-37).

Press and release the Input 5 button.

4

INPUTS

 

 

 

 

2

OUTPUTS

4

 

 

 

5

6

1

3

+dB -dB

The Input 5 LED lights to indicate that input 5 is selected.

 

The –dB LED

The Output 1, Output 2, and Output 3

indicates a negative

LEDs display the input's audio level range.

(attenuation) level.

= lit, = unlit In this example, the LEDs indicate audio attenuation in the –1 dB to –5 dB range.

Figure 3-37 — Select an input

3. Press and release the and buttons simultaneously (figure 3-38).

Simultaneously press and release the

button and button.

The Audio Setup

LED blinks off and then relights.

AUDIO SETUP

Figure 3-38 — Reset the selected input level

4.

If desired, reset other inputs’ audio levels by repeating steps 2 and 3.

After approximately 30 seconds of front panel inactivity, the switcher saves the most recent input gain or attenuation levels and exits Audio Setup mode.

MAV 44 / 48 / 84 / 88 Matrix Switchers • Operation 3-23

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Contents MAV 44 / 48 / 84 / 88 Series Matrix SwitchersInstrucciones de seguridad Español Safety Instructions EnglishConsignes de Sécurité Français Sicherheitsanleitungen DeutschFCC Class a Notice Page Stereo audio devices to the output MAV 44 / 48 / 84 / 88 Matrix Switchers Quick Start QS-1Unbalanced stereo audio inputs to QS-2 MAV 44 / 48 / 84 / 88 Matrix Switchers Quick Start Quick Start MAV Series AV Matrix Switchers, cont’dSaving or recalling a preset Powering onTable of Contents Table of Contents, cont’d MAV 44 / 48 / 84 / 88 Matrix Switchers Table of Contents Iii Iv MAV 44 / 48 / 84 / 88 Matrix Switchers Table of Contents One Introductiontroduction, cont’d About the SwitchersMAV 44 / 48 / 84 / 88 Matrix Switchers Introduction Video features FeaturesAny input to any or all outputs Audio featuresCommon features Introduction, cont’dMAV 44 / 48 / 84 / 88 Matrix Switchers Introduction Introduction, cont’d Two Tabletop use Installationstallation, cont’dMounting the Switcher Rack mounting the switcherMounting the switcher Furniture mounting the switcherVideo input and output connections Installation, cont’dCabling and Rear Panel Views Audio input and output connections audio/video models Captive screw connector wiring for audio inputsRemote connection Captive screw connector wiring for audio outputExternal sync connection Shows a basic external sync configurationMultiple device external sync connection example Power connectionThree Operationeration, cont’d Front Panel Controls and IndicatorsMAV 44 / 48 / 84 / 88 Matrix Switchers Operation Definitions Power/audio/data LED and infrared sensorPower/data/audio LED Control buttons and LEDs Input and output selection controls and indicatorsOperation, cont’d Video/+dB LED and Audio/-dB LED Audio Setup buttonOperations Powering up the switcherCreating a set of ties Press and release the Input 5 button figure Example 1 Create a set of video and audio tiesThis example assumes that you have performed example Example 2 Add a video tie to a set of video and audio ties11 Select the output Press and release the Output 4 button figure Example 3 Remove a tie from a set of tiesVideo Viewing the configuration19 Select video and audio Example 4 View ties by selecting an inputExample 5 View ties by selecting outputs Press and release the I/O button figure24 Select an output 26 Deselect video to view audio ties only Using presetsPreset 2 Preset Example 6 Save a preset29 Select Recall Preset mode, MAV Example 7 Recall a presetConsumer VCR Audio Inputs Adjusting input audio gain and attenuationTo exit Audio Setup mode. The Audio Setup LED turns off Seconds Example 8 Adjust the input audio gain+2 dB 34 Adjust the input audio levelPress and release the and buttons simultaneously figure Resetting audio gain single inputSetting the output audio level Resetting audio gain all inputsClearing all ties and presets Front panel security lockout Executive modeMemory 43 System reset to factory defaultsTroubleshooting Optimizing the Audio Audio/Video SwitchersWorksheet example 1 System equipment Worksheets45 Worksheet example 2 Daily configuration Worksheet example 2 Daily configuration46 Worksheet example 3 Test configuration Worksheet example 3 Test configurationOutput destinations Configuration worksheetOperation, cont’d Four Simple Instruction Set Control Host-to-Switcher instructionsMAV 44 / 48 / 84 / 88 Matrix Switchers Remote Operation RemoteOperation,cont’dSwitcher-initiated messages Remote Operation, cont’d Switcher error responsesUsing the command/response table Symbol definitionsCommand Ascii Command Response Additional description Command/response table for SIS commandsCommand/response table for SIS commands cont’d IR receiver enable Resets Firmware upload Turn on the echo function Loading firmware using an SIS commandSelect the firmware upgrade file Installing the software Matrix Switchers Control ProgramOverview Using the softwareExtron Matrix Switchers Control Program window blank 11 Determining the firmware version Updating the firmware12 Open window, version 2.xx firmware files 13 Open window, version 1.xx firmware files Windows buttons, drop boxes, and the trash can Tools menu Windows menusFile menu Preferences menu Audio-input Configuration selection18 Ties shown as crosspoints Master-Reset selectionUsing the help system Using Emulation modeAAppendix a Specifications SpecificationsandandPartPartNumbers,Numberscont’dSync composite video and S-video models Audio output audio models Specifications and Part Numbers, cont’dControl/remote switcher Included parts MAV Series AV switchersReplacement parts Part NumbersCables Optional accessoriesComposite video Cable Assorted connectors BNC connectorsPre-cut cables Video CableAsia Japan Extron’s WarrantyExtron Electronics, Europe Beeldschermweg 6C