Extron electronic 50 manual Installing an audio module, Removing a video module on page B-5

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Reference Information, cont’d

If, on power-up, the switcher’s Power LED blinks four times, pauses, and blinks four times again, there is a conflict in the jumper settings. Remove the power cable, recheck the jumper settings, and power the switcher up again.

7.	Reinstall the switcher’s top cover. See Closing the switcher on page B-3.

8.Push plastic plugs into all open BNC connector holes on the rear panel of the switcher.

9.If the switcher was removed from a rack, reinstall the switcher in the rack.

10. Reconnect the AC power, input, and output cables.

Installing an audio module

1.	Remove the bus ribbon cable and all video modules in accordance with
	Removing a video module on page B-5.
2.	If your Matrix 50 does not already have audio, there is a cover over the slot.
	Remove the screw on the left side of the cover (figure B-4), pull the audio

cover away from the left, and then shift it to the left to free the tab from the slot on the right. Put the audio cover aside.

slide left

Figure B-4 — Removing the audio cover

3. Insert the audio module into the Matrix 50 chassis and position the board such that the input/output connector strip on the module protrudes through the audio slot in the rear panel of the switcher (figure B-5).

5 screws

Video modules must be removed to access audio module

1 center post

	4 corner posts
Figure B-5 — Installing the audio board
4.	Secure the audio module to the five standoffs on the floor of the switcher
	(figure B-6).
5.	Reinstall all video modules and the bus ribbon cable in accordance with
	Installing a video module on page B-4.
6.	If the size of the matrix was changed (8 x 4 configuration to 12 x 8
	configuration, for example) or if video or audio capabilities were added or
	removed, see Setting the front panel jumper, on page B-10.

B-6 Matrix 50 Series Switchers • Reference Information

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Contents Matrix Audio/Video Switchers Matrix 50 SeriesSafety Instructions English Consignes de Sécurité FrançaisSicherheitsanleitungen Deutsch Instrucciones de seguridad EspañolQuick Start Matrix 50 Series Switchers QS-1Quick Start Matrix 50 Series Switchers, cont’d Table of Contents Table of Contents, cont’d Matrix 50 Series Switchers Table of Contents Iii Iv Matrix 50 Series Switchers Table of Contents One Matrix 50 Series Switchers Introduction About the Matrix 50 Series SwitchersIntroductiontroduction, cont’d Features MatrixMatrix 50 switcher Introduction, cont’dMatrix 50 Series Switchers Introduction Introduction, cont’d Two Installationstallation, cont’d Rack Mounting the SwitcherMatrix 50 Series Switchers Installation Cabling and Rear Panel ViewsVideo input and output connections video models only Power connectionAudio input and output connections audio models only Installation, cont’d RS-232/422 connectionExternal sync connection Simple external sync connection exampleAdditional rear panel views Multiple device external sync connection exampleThree Front Panel Controls and Indicators Operationeration, cont’dDefinitions Input buttons, output buttons, and LEDsControls Power Creating a configurationOperation, cont’d Front Panel OperationsExample 1 Creating a set of video and audio ties Example 1 Creating a tieExample 2 Adding a tie to a set of video and audio ties Example 3 Removing a tie from a set of video and audio tiesViewing a configuration Example 3 Selecting audio and selecting inputExample 4 Viewing the current configuration Example 4e Viewing the current configuration, audio only Muting and unmuting video and/or audio Example 5 Muting and unmuting an outputUsing global memory presets 11 Example 5, step d Muting and unmuting outputsExample 6 Saving a preset Example 7 Recalling a presetViewing and adjusting the audio level Example 8 Viewing and adjusting an audio levelExecutive mode front panel security lockout 14 Example 8 Viewing the audio levelTroubleshooting System reset to factory defaultsPlasma display S-video problem WorksheetsWorksheet example 1 System equipment 16 Worksheet example 1 System equipmentWorksheet example 2 Daily configuration 17 Worksheet example 2 Daily configurationWorksheet example 3 Test configuration 18 Worksheet example 3 Test configurationConfiguration worksheet Operation, cont’d Four Host-to-Switcher Instructions Switcher-Initiated MessagesMatrix 50 Series Switchers Programmer’s Guide Programmer’ser’sGuide,Guidecont’dSwitcher Error Responses Using the Command/Response TableCommand Ascii Command Response Additional description Command/Response TableProgrammer’s Guide, cont’d Command/response table for SIS commands Cont’d View ties, gain, and presets Five Matrix Switcher+ Control Program Installing the softwareUsing the software MatrixSoftware,cont’dExtron Matrix Switcher+ Control Program window blank Windows buttonsMatrix Software, cont’d Windows menusUsing the help system Using emulation modeButton-Label Generator Extron’s Button-Label Generator window AAppendix a Specificationsecifications, cont’d Matrix 50 Series Switchers SpecificationsAudio input Specifications, cont’d Matrix 50 Series switchers part numbersPart Numbers Matrix 50 Option KitsOptional Accessories CablesExtron Part BNC-4 Mini HR Cable Pre-cut cablesVideo Cable AppendixBB Hardware Procedures Opening the switcherMatrix 50 Series Switchers Reference Information ReferenceInformation,co t’dClosing the switcher Figure B-2 Side view, Matrix 50 S-video and audio switcherInstalling a video module Reference Information, cont’dRemoving a video module Installing an audio module Removing a video module on page B-5On page B-3 Removing an audio moduleSwapping the serial ports Installing a firmware update Figure B-8 Key and pin 1 markSetting the front panel jumper Replacing the AC fuseMatrix 50 Series Switchers Reference Information B-11 Button LabelsBlank Matrix 50 Series Switchers Reference Information B-13 Figure B-10 Button label blanks, 12-button stripReference Information, cont’d FCC Class a Notice Extron’s Warranty Extron Electronics, USA