Extron electronics PoleVault PVS 204SA User Manual
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Extron electronics PoleVault PVS 204SA User Manual

Extron electronics PoleVault PVS 204SA User Manual

Extron electronics polevault switcher user's manual
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PVS 204SA
PoleVault
Switcher
™
68-1217-01
Rev. D
09 08

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Summary of Contents for Extron electronics PoleVault PVS 204SA

  • Page 1 PVS 204SA PoleVault Switcher ™ 68-1217-01 Rev. D 09 08...
  • Page 2 Precautions Safety Instructions • English This symbol is intended to alert the user of important operating and maintenance (servicing) instructions in the literature provided with the equipment. This symbol is intended to alert the user of the presence of uninsulated dangerous voltage within the product’s enclosure that may present a risk of electric shock.
  • Page 3 Quick Start — PVS 204SA FCC Class A Notice Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 4 Quick Start — PVS 204SA, cont’d Step 5 Connect cables from the switcher’s RGB and composite video output connectors to the inputs on the display device (e.g., projector). Input Cables from Transmitters (AV control) FRONT VI DE VI DE W ER...

  • Page 5: Table Of Contents

    A/V output connections ... 2-6 Aux/Mix input connection ... 2-7 Control connection ... 2-8 Speaker Configuration Speaker arrangement examples 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 ...
  • Page 6 Cable accessories ... A-6 Audio Block Diagram Audio Reference Levels All trademarks mentioned in this manual are the properties of their respective owners. TOC-ii PVS 204SA • Table of Contents ... 3-7 ... 3-7 ... 3-8 ... 4-1 ... 4-2 ...

  • Page 7: Chapter 1 • Introduction

    PVS 240SA Chapter One Introduction About this Manual About the PVS 240SA Application Diagrams...

  • Page 8: Tp Cable Advantages

    PVS, and switcher. About the PVS 204SA The Extron PVS 204SA is a four input, two output, twisted pair, audio and video switcher with a built in audio amplifier. This switcher is comprised of two independent, built in switchers (a 2 x 1 RGB video and audio switcher and a 2x1...

  • Page 9: Features

    100' (30 m) away. Video output — The PVS switcher can switch between four inputs (two RGB and two composite).

  • Page 10: Application Diagrams

    Projector input switching Projector volume control 2 Gang (depth: 1.78”) Extron PoleVault System TCP/IP Network Figure 1-1 — Example of a typical application of the PVS 204SA and the PoleVault video/audio system with Decora ™ PVS 204SA Switcher • Introduction Ceiling Mounted...
  • Page 11 Projector volume control 2 Gang (depth: 1.78”) Extron PoleVault System TCP/IP Network Figure 1-2 — Example of a typical application of the PVS 204SA and the PoleVault video/audio system with AAP model PVT transmitters Audio Ceiling Mounted PV SI 3C LP...
  • Page 12 Introduction, cont’d PVS 204SA Switcher • Introduction...

  • Page 13: Chapter 2 • Installation

    PVS 240SA Chapter Two Installation UL/Safety Guidelines Mounting the Switcher Rear Panel Features and Cabling Speaker Configuration Labeling the A/V Inputs Final Setup...

  • Page 14: Important Safety Instructions

    PVS 204SA Switcher • Installation...

  • Page 15: Mounting The Switcher

    The low profile of the PVS switcher and the PMK 450 allows them to be installed in tight spaces. To install the PVS 204SA on the PMK, follow the steps shown in the instruction guide supplied with the PMK 450.

  • Page 16: Rear Panel Features And Cabling

    PVT transmitters to these four RJ-45 female connectors. N The PVS 204SA can receive signals from PVT transmitters located up to 100 feet (30 m) away. The optimum distance is between 50 (15 m) and 75 feet (23 m).
  • Page 17 5 VDC current from the PVS to power the PVT transmitters. N The ports on the rear of the PVS 204SA are color coded for input number and signal type. To ensure correct cable identification and connection during installation, a sheet of color coded cable labels is supplied.

  • Page 18: A/V Output Connections

    Figure 2-6 — Twisted pair composite video and audio cable wiring. N When connecting the TP cables to the PVS 204SA, take care to connect input 3’s cable to the RJ-45 port labeled 3, and input 4’s cable to the RJ-45 port labeled 4 (see figure 2-7).

  • Page 19: Aux/Mix Input Connection

    2-8 to wire the MLP to the switcher. ACTIVE MUTE MIC IN MLP 101 D front and rear panels Figure 2-8 — Wiring an MLP 101 D to the PVS 204SA Aux/Mix connector + Positive – Negative Ground AUX/MIX IN...

  • Page 20: Control Connection

    • If an SCP 104 is used in the system, the MLC 104 Plus MUST have its own power supply. • The PVS 204SA provides sufficient power to run an MLC 104 IP or any MLC 52 RS model. PVS 204SA Switcher • Installation...
  • Page 21 An MLC 52 RS controller must be used for this configuration. The MLC 52 RS will control the projector via RS-232, and the PVS 204SA by hardwired IR. An IR driver for the PVS 204SA is available on the Extron website.
  • Page 22 VCM, or the MLC 52 VC to the PVS 204SA. The range is 0 to 10 V, where 0 V is mute and 10 V is maximum volume. When connected, the external volume control module is the sole volume controller.

  • Page 23: Speaker Configuration

    Some general ideas for speaker placement are included below. Program Speakers Classroom Top View 2 Front Program Speakers Figure 2-15 — Examples of speaker layouts AMPLIFIED OUTPUTS Ceiling Speakers Classroom Top View 4 Ceiling Speakers PVS 204SA Switcher • Installation 4/8 Ohms 2-11...

  • Page 24: Connecting Speakers To The Pvs 204Sa

    Installation, cont’d Connecting speakers to the PVS 204SA To obtain the correct impedance loading for your specific speaker system, follow the relevant setup as shown below. Stereo Output AMPLIFIED OUTPUTS 4/8 Ohms Stereo L+ Stereo L– 4 Ohm Load or...

  • Page 25: Labeling The A/V Inputs

    Labeling the A/V Inputs Labeling and connecting the A/V input cables The RGB and composite video input ports on the rear of the PVS 204SA are color coded to aid easy identification of the input signal type. A sheet of corresponding colored labels is supplied for the installer to label the cables running from the PVT transmitters to the switcher.

  • Page 26: Labeling The Pvt Decora Face Plates

    PVS 204SA. Final Setup With an MLC 104 IP Plus as a standard MLC controller in the PoleVault system package, your final PVS 204SA switcher setup should look similar to the figure below. Ensure all connections are correctly made and secure.

  • Page 27: Chapter 3 • Operation And Setup

    PVS 240SA Chapter Three Operation and Setup Front Panel Features and Operation Setting Switcher Modes Auto Switching Setting Up and Optimizing the Audio Resetting the Switcher Front Panel Security Lockout (Executive Mode)

  • Page 28: Front Panel Features And Operation

    Configuration port — This 2.5 mm port (jack) can be used to configure the PVS 204SA during setup via RS-232, and has the same RS-232 protocol as the rear panel RS-232/MLC/IR port. Use the optional 2.5 mm configuration cable, part # 70-335-01 (shown below), for connection to your PC’s serial port.

  • Page 29: Setting Switcher Modes

    N To reduce the risk of damaging equipment, turn the power amp level down (counterclockwise) when this LED is lit. Setting Switcher Modes The PVS 204SA has two selectable switcher modes: single switcher and separate switcher. The default setting is single switcher mode. Single switcher mode This mode makes the PVS function as a 4x1 switcher.

  • Page 30: Setting The Separate Switcher Mode Via The Front Panel

    #4, regardless of format. In this example, the output signal changes from RGB to composite video. The PVS 204SA auto switching can be switched on or off from the front panel or via RS-232.

  • Page 31: Setting Up And Optimizing The Audio

    Refer to the transmitters’ user’s manual for installation/connection information. Ensure a set of speakers are connected to the PVS 204SA. See chapter 2, “Installation”, “Speaker Configuration” section, for details.

  • Page 32: Gain Control

    Min/Max LED (see figure 3-6) lights red and flashes twice, at approximately a 0.3 second interval. If the setting is left at the extreme minimum or maximum, the LED stays on, then extinguishes after approximately a quarter of a second. PVS 204SA Switcher • Operation and Setup AUDIO AUX/MIX...

  • Page 33: Clipping Indicator

    +10 dB. By default the bass and treble have been set at 0 dB. See chapter 4, “Serial Communication”, for details on RS-232 control. The loudness on/off (default off) switch and the clip limiter on/off (default off) function are also controlled by RS-232.

  • Page 34: Front Panel Security Lockout (Executive Mode)

    N The lockout LED lights red when the executive mode is on. This mode can also be turned on or off through RS-232 control. For details on RS-232 control, see chapter 4, “Serial Communication”. PVS 204SA Switcher • Operation and Setup INPUTS VIDEO The Lockout LED and the Input #1 LED blink once to indicate that executive mode has been enabled/disabled.

  • Page 35: Chapter 4 • Serial Communication

    PVS 204SA Chapter Four Serial Communication RS-232 Programmer’s Guide Updating Firmware...

  • Page 36: Rs-232 Programmer's Guide

    Serial Communication The PVS 204SA switcher can be remotely set up and controlled via a host computer or other device (such as a control system) attached to the rear panel RS-232/MLC/IR port. Alternatively, the switcher can be controlled by an optional MediaLink Controller (MLC) (connected to the same port) or by an RS-232 device acting through the MLC.

  • Page 37: Error Responses

    0 = all output mute, both audio and video 1 and 2 = RGB inputs (also 1 and 2 in RGB/VGA group) 3 and 4 = composite video inputs in single switch mode (In separate switcher mode composite video inputs are identified as 1 and 2)

  • Page 38: Factory Defaults

    0 = 0 seconds, 1 = 0.5 seconds, ...10 = 5.0 seconds Factory defaults Input Audio Gain Power Amp Gain Volume Bass Level Treble Level Switcher Mode Audio Output Clip Limiter Loudness PVS 204SA • Serial Communication Value (dB) -10.5 -7.5 -4.5 -1.5 +1.5 +4.5 +7.5 +10.5 X&...

  • Page 39: Command/Response Table For Sis Commands

    Show the current bass level. Amt X# ] Mute audio output. Amt X# ] Unmute audio output. Amt X# ] Show the status of audio mute 0= off, 1 = on. PVS 204SA • Serial Communication (video and audio). (composite video).

  • Page 40: Volume Adjustment

    (separate switcher mode) RGB input # X1 is selected/active Upload firmware Upload E Upload ] PVS 204SA • Serial Communication (switcher to host) X^ V Vol X^ ] Vol027 ] Vol X^ ] Vol X^ ] Vol X^ ]...

  • Page 41: Command/Response Table For Special Function Sis Commands

    View the RGB delay Audio output mode View the audio output mode status 18# This command indicates whether the Audio Output Mode DIP switch on the rear panel of the PVS 204SA is set to Stereo mode or Dual Mono. Loudness control...

  • Page 42: Updating Firmware

    On the PC, select Start > All Programs > Extron Electronics > Firmware Loader (folder)> Firmware Loader, and start the program. Select the Com port and Baud rate. Click OK. The PVS 204SA should be detected automatically. PVS 204SA • Serial Communication The firmware update file must have a filename extension of .s19.
  • Page 43 When the browser window opens, click firmware file. Select the firmware file and click Open to open the file. Click Upload to upload the firmware file into the PVS 204SA. PVS 204SA • Serial Communication to locate and select the...
  • Page 44 Serial Communication, cont’d Wait until the status bar indicates completion. The note “Transfer Complete!” is shown and the unit resets itself. Click Exit to exit the program upon completion. 4-10 PVS 204SA • Serial Communication...

  • Page 45: Appendix A • Reference Material

    A ppendix A Reference Material Specifications Part Numbers and Accessories Audio Block Diagram Audio Reference Levels...
  • Page 46 Minimum/maximum levels ... Analog: 0.4 V to 2.0 Vp-p with no offset Impedance ... 75 ohms Return loss ... <-40 dB @ 5 MHz DC offset (max. allowable)... 1.0 V PVS 204SA Switcher • Reference Material † † † †...
  • Page 47 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...
  • Page 48 MTBF ... 30,000 hours Warranty ... 3 years parts and labor All nominal levels are at ±10%. Specifications are subject to change without notice. PVS 204SA Switcher • Reference Material † ™ 3" deep rack shelf, part #60-190-20 (RSF 123) or...

  • Page 49: Included Parts

    Part Numbers and Accessories These items are included in each order for an PVS 204SA switcher: Included parts Included parts PVS 204SA switcher Rubber feet (4) 12 VDC, 3 A external power supply, (1) 5-pole, 3.5 mm captive screw connector, (1) 3-pole, 3.5 mm captive screw connector, (1)

  • Page 50: Speaker Accessories

    V RCA/6 cable, 6' RCA male to male composite video cable CAT 5 cable, 35', plenum CAT 5 cable, 50', plenum CAT 5 cable, 75', plenum CAT 5 cable, 100', plenum PVS 204SA Switcher • Reference Material Part number 42-103-13 42-070-03 42-072-0x...

  • Page 51: Audio Block Diagram

    Audio Block Diagram The diagram below represents audio signal flow within the PVS 204SA. Figure A-1 — PVS 204SA audio block diagram PVS 204SA Switcher • Reference Material...

  • Page 52: Audio Reference Levels

    2.24 V 8 dBV 2.51 V 9 dBV 2.82 V 10 dBV 3.16 V Figure A-2 — Audio reference tables PVS 204SA Switcher • Reference Material Voltage -17.8 dBu -20 dBu 0.078 V -16.8 dBu -19 dBu 0.087 V -15.8 dBu -18 dBu 0.098 V...
  • Page 53 Extron Electronics warrants this product against defects in materials and workmanship for a period of three years from the date of purchase. In the event of malfunction during the warranty period attributable directly to faulty workmanship and/or materials, Extron Electronics will, at its option, repair or replace said products or components, to whatever extent it shall deem necessary to restore said product to proper operating condition, provided that it is returned within the warranty period, with proof of purchase and description of malfunction to:...
  • Page 54 Extron USA - West Extron USA - East Headquarters +800.633.9876 +800.633.9876 Inside USA / Canada Only Inside USA / Canada Only +1.919.863.1794 +1.714.491.1500 +1.919.863.1797 FAX +1.714.491.1517 FAX Extron EMEA Extron Asia Extron Japan +800.3987.6673 +800.7339.8766 +81.3.3511.7655 Inside Europe Only Inside Asia Only +81.3.3511.7656 FAX +31.33.453.4040 +65.6383.4400...

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