Extron electronic 50 manual On page B-3, Removing an audio module

Page 65

Figure B-6 — Mounting the audio board

Ensure that tools and hands are outside the switcher before powering up the switcher.

7.If not already done, attach the power cord to the switcher and to the AC power source. Make sure the switcher is working properly. Unplug the AC power cord.

		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.
8.	If not already done, reinstall the switcher’s top cover. See Closing the switcher
	on page B-3.

9.If not already done, and if the switcher was removed from a rack, reinstall the switcher in the rack.

10. If not already done, reconnect the AC power, input, and output cables.

Removing 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.	Remove the five screws securing the audio module to the floor of the switcher
	and lift the audio module out of the switcher.
3.	Reinstall all video modules and the bus ribbon cable in accordance with
	Installing a video module on page B-4.
4.	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.

Ensure that tools and hands are outside the switcher before powering up the switcher.

5.If not already done, attach the power cord to the switcher and to the AC power source. Make sure the switcher is working properly. Unplug the AC power cord.

		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.
6.	If not already done, reinstall the switcher’s top cover. See Closing the switcher
	on page B-3.
7.	If no replacement audio module was installed, reinstall the audio cover strip
	by inserting the slot on the cover strip into the tab on the right of the switcher
	and tightening the screw into the switcher on the left side of the cover strip.

8.If not already done, and if the switcher was removed from a rack, reinstall the switcher in the rack.

Matrix 50 Series Switchers • Reference Information

B-7

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Contents Matrix 50 Series Matrix Audio/Video SwitchersConsignes de Sécurité Français Safety Instructions EnglishSicherheitsanleitungen Deutsch Instrucciones de seguridad EspañolQS-1 Quick Start Matrix 50 Series SwitchersQuick 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 Introductiontroduction, cont’d About the Matrix 50 Series SwitchersMatrix 50 Series Switchers Introduction Matrix FeaturesIntroduction, cont’d Matrix 50 switcherMatrix 50 Series Switchers Introduction Introduction, cont’d Two Rack Mounting the Switcher Installationstallation, cont’dMatrix 50 Series Switchers Installation Cabling and Rear Panel ViewsAudio input and output connections audio models only Power connectionVideo input and output connections video models only RS-232/422 connection Installation, cont’dSimple external sync connection example External sync connectionMultiple device external sync connection example Additional rear panel viewsThree Operationeration, cont’d Front Panel Controls and IndicatorsDefinitions Input buttons, output buttons, and LEDsControls Creating a configuration PowerOperation, cont’d Front Panel OperationsExample 1 Creating a tie Example 1 Creating a set of video and audio tiesExample 3 Removing a tie from a set of video and audio ties Example 2 Adding a tie to a set of video and audio tiesExample 3 Selecting audio and selecting input Viewing a configurationExample 4 Viewing the current configuration Example 4e Viewing the current configuration, audio only Example 5 Muting and unmuting an output Muting and unmuting video and/or audio11 Example 5, step d Muting and unmuting outputs Using global memory presetsExample 7 Recalling a preset Example 6 Saving a presetExample 8 Viewing and adjusting an audio level Viewing and adjusting the audio level14 Example 8 Viewing the audio level Executive mode front panel security lockoutSystem reset to factory defaults TroubleshootingPlasma display S-video problem Worksheets16 Worksheet example 1 System equipment Worksheet example 1 System equipment17 Worksheet example 2 Daily configuration Worksheet example 2 Daily configuration18 Worksheet example 3 Test configuration Worksheet example 3 Test configurationConfiguration worksheet Operation, cont’d Four Switcher-Initiated Messages Host-to-Switcher InstructionsMatrix 50 Series Switchers Programmer’s Guide Programmer’ser’sGuide,Guidecont’dUsing the Command/Response Table Switcher Error ResponsesProgrammer’s Guide, cont’d Command/Response TableCommand Ascii Command Response Additional description Command/response table for SIS commands Cont’d View ties, gain, and presets Five Installing the software Matrix Switcher+ Control ProgramUsing the software MatrixSoftware,cont’dWindows buttons Extron Matrix Switcher+ Control Program window blankWindows menus Matrix Software, cont’dButton-Label Generator Using emulation modeUsing the help system Extron’s Button-Label Generator window AAppendix a Matrix 50 Series Switchers Specifications Specificationsecifications, cont’dAudio input Matrix 50 Series switchers part numbers Specifications, cont’dPart Numbers Matrix 50 Option KitsCables Optional AccessoriesVideo Cable Pre-cut cablesExtron Part BNC-4 Mini HR Cable AppendixBB Opening the switcher Hardware ProceduresMatrix 50 Series Switchers Reference Information ReferenceInformation,co t’dFigure B-2 Side view, Matrix 50 S-video and audio switcher Closing the switcherReference Information, cont’d Installing a video moduleRemoving a video module Removing a video module on page B-5 Installing an audio moduleRemoving an audio module On page B-3Swapping the serial ports Figure B-8 Key and pin 1 mark Installing a firmware updateReplacing the AC fuse Setting the front panel jumperButton Labels Matrix 50 Series Switchers Reference Information B-11Blank Figure B-10 Button label blanks, 12-button strip Matrix 50 Series Switchers Reference Information B-13Reference Information, cont’d FCC Class a Notice Extron’s Warranty Extron Electronics, USA