Extron electronic PVS 204SA manual Video output composite video

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Video output — composite video

Number/signal type	1 composite video
Connectors	1 RCA female
Nominal level	1 Vp-p for composite video (including sync) †
Minimum/maximum levels	0.4 V to 2.0 Vp-p (follows input)
Impedance	75 ohms
Return loss	-40 dB @ 5 MHz
DC offset	±20.5 mV with input at 0 offset

Sync

Input type	RGBHV, RGBS (RGB input)
Output type	RGBHV, RGBS (RGB output, follows input)
Standards	NTSC 3.58, NTSC 4.43, PAL, SECAM (for composite video inputs and
	outputs)
Input level	2.0 V to 5.5 Vp-p
Output level	4.5 V to 5.5 Vp-p, unterminated
Input impedance	511 ohms
Output impedance	75 ohms
Max. propagation delay	40 ns (system only, not due to cable delay)
Max. rise/fall time	15 ns
Polarity	Positive or negative (follows input)

Audio input — refer to the PVT Series Transmitters’ audio specifications

Number/signal type	4 proprietary signals from Extron PVT Series wall plates and transmitters
Connectors	4 female RJ-45 (2 shared with RGB inputs, 2 shared with composite video
	inputs)

N0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu

Audio — preamplifier

Input gain adjustment	–18 dB to +24 dB (default = 0 dB), adjustable per input via RS-232
Input level sensitivity	-10 dBV (0.316 Vrms) for maximum output before clipping
Volume control range	0 to -60 dB
Crosstalk	<-85 dB @ 1 kHz, (with 50' cables) †
Stereo channel separation	>80 dB @ 1 kHz, (with 50' cables) †
Bass adjustment	±10.5 dB @ 50 Hz
Treble adjustment	±10.5 dB @ 15 kHz

Audio input —Aux/Mix

Number/signal type	1 mono, unbalanced or balanced
Connectors	(1) 3.5 mm captive screw connector, 3 pole
Impedance	>15k ohms unbalanced, DC coupled
	>22k ohms balanced, DC coupled
Nominal level	-20 dBV (100 mVrms)
Maximum level	+16 dBV (6.31 V), (balanced) at 1% THD+N

NInput clips at +16 dBV. The clipping level changes when gain changes.

Input gain/volume adjustment . -18 dB to +24 dB (default = 0 dB), adjustable independently from all other

	audio gain and volume controls via front panel or RS 232
Input level sensitivity	-20 dBV (100 mV) for maximum output before clipping when Aux/Mix
	volume is set to 24

PVS 204SA Switcher • Reference Material

A-3

PRELIMINARY

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Contents PVS 204SA PoleVault SwitcherSicherheitsanleitungen Deutsch PrecautionsSafety Instructions English Consignes de Sécurité FrançaisFCC Class a Notice Quick Start PVS 204SAQuick Start PVS 204SA, cont’d Table of Contents Table of Contents, cont’d One About the PVS 204SA PVS 204SA Switcher IntroductionIntroduction About this ManualFeatures Introduction, cont’d Application DiagramsMLP 101 AAP Introduction, cont’d Two PVS 204SA Switcher Installation InstallationUL/Safety Guidelines Important safety instructionsInstalling the PVS 204SA on the PMK Mounting the SwitcherInput connections Rear Panel Features and CablingPower connection Twisted pair RGB video and audio cable wiring Output connections Installation, cont’dAs shown at right Aux/Mix input connectionControl connection RS-232/MLC/IR control port The PVS switcher can beConfigured with a driver to 12 Connecting an IR Link to the switcher Speaker arrangement examples Speaker ConfigurationStereo or Dual Mono Output using parallel speaker wiring Connecting speakers to the PVS 204SALabeling the A/V Inputs Labeling and connecting the A/V input cablesLabeling the PVT Decora face plates Final SetupThree PVS 204SA Switcher Operation and Setup Operation and SetupFront Panel Features and Operation Setting the single switcher mode via the front panel Setting Switcher ModesSingle switcher mode Separate switcher modeSetting the input auto switching mode via the front panel Auto SwitchingSetting the separate switcher mode via the front panel Steps for optimizing the audio Setting Up and Optimizing the AudioAmplifier level control Front panel input sensitivity adjustmentGain control Individual channel input sensitivity controlAux/Mix control Resetting the SwitcherClipping indicator Bass, treble, and loudness controlSetting the executive mode via the front panel Front Panel Security Lockout Executive ModeFour PVS-initiated messages Serial CommunicationRS-232 Programmer’s Guide Host-to-PVS communicationsSymbol definitions Error responsesUsing the command/response tables Serial Communication, cont’d Factory defaultsCommand Ascii Command Response Additional description Command/response table for SIS commandsVolume adjustment Status commandsCommand Ascii Command Response ? values Command/response table for special function SIS commandsUpdating Firmware Click Upload to upload the firmware file into the PVS 204SA Preliminary Reference Material Reference Material PVS 204SA Switcher Reference MaterialVideo output composite video Reference Material, cont’d Included parts Part Numbers and AccessoriesAccessories Accessory Part number Speaker accessoriesCable accessories Reference Material Audio Block DiagramDBV Voltage DBu Audio Reference LevelsExtron’s Warranty Extron USA West