Audio Block Diagram | Extron electronic PVS 204SA instruction

PVS 204SA Switcher •	Figure A-1 — PVS 204SA audio block diagram
Reference Material
A-7

	Twisted Pair				Input Channel
	Differential				Input Channel
	Audio Input				Gain
	1	+										Audio MUX
		+
		-
		-
Left	2	+
		+
		-
		-
Channel		+
	3
	3
		-
		-
	4	+
		+
		-


	1	+										Audio MUX
		+										Audio MUX
		-


	2	+


Right		-


Channel		+
Channel
	3

		-


	4	+
		+
		-											Aux/Mix

	Balanced Line	Level Encoder
	Level Input	Level Encoder
	Level Input

	Aux /Mix	+
		7
	Input
		-

Software

Controlled

Power Amp

Level

		Stereo
		Dual	Tone
		Mono	Tone
	+	Mono	Controls:
	+		Volume,
	Mono Sum	Dual	Treble,
	Mono Sum		Bass,
			Bass,
		Mono	Loudness
		Mono

Stereo

	High Pass Filter	Stereo/Dual Mono
	On/Off
		DIP Switch
	DIP Switch

OFF

+ ON

High Pass

Filter

+ ON OFF

Software

Switched:

Limiter On/Off

(+)(-) L

Power

Amplifier

With

Limiter Output

Filters

(+)(-) R

The diagram below represents	Audio Block Diagram
audio signal flow within the PVS 204SA.

PRELIMINARY

Image 51

Extron electronic PVS 204SA manual Audio Block Diagram, Reference Material

Contents

PVS 204SA PoleVault Switcher Sicherheitsanleitungen Deutsch PrecautionsSafety Instructions English Consignes de Sécurité Français FCC Class a Notice Quick Start PVS 204SA Quick Start PVS 204SA, cont’d Table of Contents Table of Contents, cont’d One About the PVS 204SA PVS 204SA Switcher IntroductionIntroduction About this Manual Features Introduction, cont’d Application Diagrams MLP 101 AAP Introduction, cont’d Two PVS 204SA Switcher Installation InstallationUL/Safety Guidelines Important safety instructions Installing the PVS 204SA on the PMK Mounting the Switcher Rear Panel Features and Cabling Power connectionInput connections Twisted pair RGB video and audio cable wiring Output connections Installation, cont’d As shown at right Aux/Mix input connection Control connection RS-232/MLC/IR control port The PVS switcher can be Configured with a driver to 12 Connecting an IR Link to the switcher Speaker arrangement examples Speaker Configuration Stereo or Dual Mono Output using parallel speaker wiring Connecting speakers to the PVS 204SA Labeling the A/V Inputs Labeling and connecting the A/V input cables Labeling the PVT Decora face plates Final Setup Three Operation and Setup Front Panel Features and OperationPVS 204SA Switcher Operation and Setup Setting the single switcher mode via the front panel Setting Switcher ModesSingle switcher mode Separate switcher mode Auto Switching Setting the separate switcher mode via the front panelSetting the input auto switching mode via the front panel Steps for optimizing the audio Setting Up and Optimizing the Audio Amplifier level control Front panel input sensitivity adjustmentGain control Individual channel input sensitivity control Aux/Mix control Resetting the SwitcherClipping indicator Bass, treble, and loudness control Setting the executive mode via the front panel Front Panel Security Lockout Executive Mode Four PVS-initiated messages Serial CommunicationRS-232 Programmer’s Guide Host-to-PVS communications Error responses Using the command/response tablesSymbol definitions Serial Communication, cont’d Factory defaults Command Ascii Command Response Additional description Command/response table for SIS commands Volume adjustment Status commands Command Ascii Command Response ? values Command/response table for special function SIS commands Updating Firmware Click Upload to upload the firmware file into the PVS 204SA Preliminary Reference Material Reference Material PVS 204SA Switcher Reference Material Video output composite video Reference Material, cont’d Part Numbers and Accessories AccessoriesIncluded parts Speaker accessories Cable accessoriesAccessory Part number Reference Material Audio Block Diagram DBV Voltage DBu Audio Reference Levels Extron’s Warranty Extron USA West