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Extron electronic MLS 304SA manual

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Table of contents for the manual

  • Page 1

    MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, MLS 406SA MediaLink ™ Switchers 68-775-01 Rev . C 06 06[...]

  • Page 2

    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. Caution Read Instructions •[...]

  • Page 3

    Qu ic k St ar t — M LS 3 04 MA , MLS 4 06 , ML S 40 6MA Installation Step 1 Remove power from the switcher and the input, output, and control devices. Step 2 Install the rubber feet on the bottom corners or rack mount the switcher . Step 3 Connect input devices to the switcher . See chapter 2 for details and wiring diagrams. MLS 304MA Inputs 1 an[...]

  • Page 4

    Quick Start — MLS 304MA, MLS 406, MLS 406MA, cont’d Step 8 Connect all the devices’ power cords, and power on the system. V ideo Configuration Step 1 Vi a RS -2 32 , c on fig ur e th e ML S: s el ec t th e vi de o ty pe for 15-pin HD inputs; See chapters 2, Installation and 4, Serial Communication . Step 2 Select a Monitor Output mode via t[...]

  • Page 5

    i MLS 304 Series, MLS 406 Series • T able of Contents T able of Contents PRELIMINAR Y Chapter 1 • Introduction ............................................................................................................ 1-1 About this Manual ........................................................................................................[...]

  • Page 6

    ii MLS 304 Series, MLS 406 Series • T able of Contents T able of Contents, cont’d PRELIMINAR Y 68-775-01 Rev . C 06 06 All tr ademarks mention ed in th is manua l are th e proper ties of t heir res pective owners. Remote Control .....................................................................................................................[...]

  • Page 7

    MLS 304 Series and MLS 406 Series 1 Chapter One Intr oduction About this Manual About the MLS 304 Series and MLS 406 Series Features[...]

  • Page 8

    MLS 304 Series, MLS 406Series • Introduction 1-2 Intr oduction About this Manual This manual covers the installation, setup, programming, and use of the Extr on MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, and MLS 406SA MediaLink ™ switchers. The three models shar e many features, and instructions apply to all three unless otherwise stated. Thr ou[...]

  • Page 9

    MLS 304 Series and MLS 406 Series 2 Chapter T wo Installation UL/Safety Requirements Mounting the Switcher Rear Panels and Cabling Application Diagrams[...]

  • Page 10

    MLS 304 Series, MLS 406 Series • Installation 2-2 Installation PRELIMINAR Y UL/Safety Requir ements The Underwriters Laboratories (UL) requir ements listed below pertain to the safe installation and operation of a MediaLink Switcher . Important Safety Instructions 1 . Read these instructions. 2 . Keep these instructions. 3 . Heed all warnings. 4 [...]

  • Page 11

    2-3 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y Mounting the Switcher T abletop use Each MLS switcher comes with rack mounting brackets and rubber feet. For table- top use, attach a self-adhesive rubber foot to each corner of the bottom of the unit. Rack mounting For rack mounting, do not install the rubber feet. Attach the provide[...]

  • Page 12

    MLS 304 Series, MLS 406 Series • Installation 2-4 Installation PRELIMINAR Y Rear Panels and Cabling Power , input, and control connections AUDIO INPUTS LINE LEVEL MONO AUDIO AUDIO AUX/MIX ADJUST -42dB TO +24dB L R L R 1 2 INPUTS OUTPUTS VIDEO H V B G R 1 2 INPUTS 3 4 MONITOR OUT 100-240V 1.0A MAX. 50-60Hz OUTPUTS VIDEO H V B G R Y MONITOR OUT C R[...]

  • Page 13

    2-5 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y Ö MLS 406, MLS 406MA, MLS 406SA audio input 4 (captive screw) — This input accepts line level audio signals from consumer and pr ofessional audio sources. Consumer devices such as laptops, VCRs, and DVD players typically output an unbalanced -20 dBV to -10 dBV signal. Professional [...]

  • Page 14

    Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-6 PRELIMINAR Y For these inputs (excluding input 4 on the MLS 406/MLS 406MA/MLS 406SA), connect the corresponding unbalanced ster eo audio signal to the 3.5 mm mini stereo (tip-ring-sleeve) jack. W ire the stereo connectors as shown at right. N After the audio inputs and outpu[...]

  • Page 15

    2-7 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y RS-232/MLC/IR Tx Rx IR 12V A B C T ransmit (Tx) Receive (Rx) Sleev e(s) +12 V , 0.4 A power output Ground ( ) Control connection f RS-232/MLC/IR control port —Y ou can contr ol the MLS switcher via an RS-232 connection directly fr om a host computer , a control system, or a MediaLin[...]

  • Page 16

    Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-8 PRELIMINAR Y RS-232 MLC/IR MediaLink Switcher to an MLC MediaLink Switcher rear panel RS-232/MLC/IR port NO TE The switcher provides up to 12 VDC, 0.40 A power to an MLC 206. Other MLC models may draw more curr ent than the MLS can provide. Extron r ecommends using a separat[...]

  • Page 17

    2-9 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y Video output, local monitor , and audio output connections AUDIO INPUTS LINE LEVEL MONO AUDIO AUDIO AUX/MIX ADJUST -42dB TO +24dB L R L R 1 2 INPUTS OUTPUTS VIDEO H V B G R 1 2 INPUTS 3 4 MONITOR OUT 100-240V 1.0A MAX. 50-60Hz OUTPUTS VIDEO H V B G R Y MONITOR OUT C R L AUDIO INPUTS L[...]

  • Page 18

    Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-10 PRELIMINAR Y • The Preamp connector outputs a variable, line level audio signal for use with a powered amplifier or self-power ed speakers. The volume can be controlled (attenuated) via the fr ont panel knob or RS-232 communication. The volume range is 0 (mute) through 1[...]

  • Page 19

    2-11 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y The MA models’ amplifier power-up delays are appr oximately • 10 seconds for 70 V or 100 V output, 8 seconds to hear the relay click • 8 seconds for 4 ohm or 8 ohm output Wiring for 4 ohm or 8 ohm speakers (MA models) The maximum power output when an MLS 304MA or MLS 406MA is [...]

  • Page 20

    Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-12 PRELIMINAR Y Wiring for a 70 volt or 100 volt distributed speaker system (MA models) C The speaker taps should not exceed the amplifier ’ s maximum power output. N The maximum power output when the MLS is wired for 70 volt or 100 volt systems is 16 watts. 1. Flip the tog[...]

  • Page 21

    2-13 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y l Amplified output (MLS 304SA, MLS 406SA only) — Cable speakers to this 5-position screw terminal for either ster eo or dual mono amplified audio output. The switcher ’s default setting is stereo output. Dual mono (the same signal output on both channels) can be selected via so[...]

  • Page 22

    Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-14 PRELIMINAR Y C Do not short the terminals to ground or the amplifier will be damaged. Do not connect anything to the middle position of the 5-position screw terminal; it is not connected to ground. C Do not bridge mono outputs. Bridging could damage the amplifier . Speake[...]

  • Page 23

    2-15 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y Application Diagrams Extron MLS 304MA MediaLink Switcher R 100-240 V 1.0A M A X . 50-6 0 H z AUD IO INPUTS LIN E LEVEL MONO AUD IO AUD IO AUX /MIX ADJUST -42dB TO +24dB L R L R R 1 2 INPUTS OUT PUTS VIDEO H V B G R 1 2 INPUTS MONITOR OUT 5 6 LINEOUT RS-232/MLC/IR Tx Rx IR 12V A B C P[...]

  • Page 24

    Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-16 PRELIMINAR Y RS-232/M LC/IR Tx Rx IR 12V A B C PREAMP 100-240V 1.0A M AX . 50-60H z AUD IO INPUTS LINE LEVEL MONO AUDIO AUD IO LINEOUT AUX/MIX ADJUST -42dB TO +24dB L R L R R 1 2 INPUTS OUTPUTS VIDEO H V B G R 1 2 INPUTS MONITOR OUT 5 6 R IG H T L E F T AMPLIFIED OUT PUT Pr[...]

  • Page 25

    MLS 304 Series and MLS 406 Series 3 Chapter Thr ee Operation and Setup Front Panel Features and Operation Setting Up and Optimizing the Audio Video Signal Routing Remote Control T roubleshooting[...]

  • Page 26

    MLS 304 Series, MLS 406 Series • Operation and Setup 3-2 Operation and Setup PRELIMINAR Y Fr ont Panel Features and Operation VOLUME MAX MID MIN INPUT SELECT 1 2 3 4 5 6 VOLUME MAX MID MIN INPUT SELECT 1 2 3 4 2 1 MLS 304 Series Front Panel MLS 406 Series Front Panel 3 N The MLS 304MA and MLS 304SA have identical front panel featur es. The MLS 40[...]

  • Page 27

    3-3 MLS 304 Series, MLS 406 Series • Operation and Setup PRELIMINAR Y • In setup mode these LEDs function as input level indicators. Rotate the V olume knob and observe the LEDs to set up the proper audio input levels. MAX MID MIN Signal : when lit this LED indicates that a signal of at least -20 dBV (-18 dBu) is detected at the input. Peak: if[...]

  • Page 28

    Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3-4 PRELIMINAR Y Enabling/disabling executive mode 1; disabling executive mode 2 Press and hold input selection buttons 1 and 4 simultaneously for 3 seconds as shown below . When all of the input selection LEDs light, the switcher has enabled or disabled executive [...]

  • Page 29

    3-5 MLS 304 Series, MLS 406 Series • Operation and Setup PRELIMINAR Y Configuring Lineout and Preamp output levels Before adjusting any input levels, you must select an output level fr om the following options. Y ou do not need to change the output level if the Lineout and Preamp outputs will not be used. • -10 dBV , unbalanced (consumer) (def[...]

  • Page 30

    Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3-6 PRELIMINAR Y Making adjustments Leave the bass and treble set to 0 and the loudness contr ol set to off (default) befor e adjusting the input level (sensitivity). Audio input levels must be adjusted with an active audio signal. 1. Connect an active audio source[...]

  • Page 31

    3-7 MLS 304 Series, MLS 406 Series • Operation and Setup PRELIMINAR Y V ideo Signal Routing The input’s signal format (RGB, S-video, or composite video) determines where the signal is output. Composite video signals are always output on the V ideo BNC connector . S-video signals (MLS 406 Series only) are always output on the Y and C (luma and c[...]

  • Page 32

    Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3-8 PRELIMINAR Y Remote Contr ol The MediaLink Switcher can be controlled by using its fr ont panel controls; an optional Extron infrar ed remote contr ol (the MLA-Remote, for example) and an Extron IR Link signal r epeater; a MediaLink Controller; or another RS-23[...]

  • Page 33

    3-9 MLS 304 Series, MLS 406 Series • Operation and Setup PRELIMINAR Y T roubleshooting Power on the input and output devices and the switcher . The image should appear on the screen, and sound should be audible. If the image does not appear or there is no sound 1 . Ensure that all devices ar e plugged in and receiving power . The switcher ’s po[...]

  • Page 34

    Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3-10 PRELIMINAR Y If you are unable to configur e the MLS via the Windows ® -based software 1 . Check the MediaLink Control Softwar e to determine its version number . The software version number appears in the top bar of the pr ogram’s window: These MLS 304 Se[...]

  • Page 35

    MLS 304 Series and MLS 406 Series 4 Chapter Four Serial Communication RS-232 Programmer’ s Guide Control Software for Windows[...]

  • Page 36

    MLS 304 Series, MLS 406Series • Serial Communication 4-2 Serial Communication PRELIMINAR Y RS-232/MLC/IR Tx Rx IR 12V A B C T ransmit (Tx) Receive (Rx) Sleev e(s) +12 V , 0.4 A power output Ground ( ) The MediaLink switcher can be remotely set up and contr olled via a host computer or other device (such as a control system) attached to the r ear [...]

  • Page 37

    4-3 MLS 304 Series, MLS 406Series• Serial Communication PRELIMINAR Y ASCII to HEX Con version T able • ASCII to Hex conversion table X( = Adjustment range (0 – 14) (-10.5 dB – +10.5 dB in 1.5 dB steps) 0 = -10.5 dB 1 = -9.0 dB 2 = -7.5 dB 3 = -6.0 dB 4 = -4.5 dB 5 = -3.0 dB 6 = -1.5 dB 7 = +0 dB (default) 8 = +1.5 dB 9 = +3.0 dB 10 = +4.5 d[...]

  • Page 38

    Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-4 PRELIMINAR Y Command/response table for SIS commands Command A S C I I C o m m a n d Response Additional description (host to switcher) (switcher to host) Input selection Select an input (audio and video). X! ! Chn X! ] Select input X! (audio and video) . Exam[...]

  • Page 39

    4-5 MLS 304 Series, MLS 406Series • Serial Communication PRELIMINAR Y Increment the volume. +V V ol X1) ] Increase audio output. Decrement the volume. -V V ol X1) ] Decrease audio output. V iew the volume level. V V ol X1) ] Show the output volume. Audio status for the active input These commands allow you to view (or program a contr ol system to[...]

  • Page 40

    Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-6 PRELIMINAR Y V iew the executive mode status. X Exe X1@ ] Show executive mode status. Example : X Exe0 ] Executive mode is of f. Firmware version, part number & information r equests Query firmware version number . Q V er X1! ] Show the switcher ’s fir[...]

  • Page 41

    4-7 MLS 304 Series, MLS 406Series • Serial Communication PRELIMINAR Y Command/response table for special function SIS commands The syntax for setting a special function is __ * X? #, where __ is the function number and X? is the value. T o view a function’s setting, use __#, wher e __ is the function number . In the following table the values o[...]

  • Page 42

    Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-8 PRELIMINAR Y Contr ol Software for Windows The included Extron MediaLink Contr ol Program for W indows offers another way to control the switcher via RS-232 connection in addition to the Simple Instr uction Set commands. The control pr ogram’s graphical inte[...]

  • Page 43

    4-9 MLS 304 Series, MLS 406Series • Serial Communication PRELIMINAR Y User Mode Screen The User Mode screen, shown below , includes the most frequently used controls: it emulates the front panel for basic functions (input selection, volume contr ol). See Front Panel Featur es and Operations on page 3-2 for details on basic functions. Special feat[...]

  • Page 44

    Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-10 PRELIMINAR Y Switcher (MLS) Config Screen The Switcher (MLS) Config screen, shown below , allows you to make adjustments without having to use the front panel contr ols. The picture below shows how this screen looks for an MLS 406MA. The quantity of availab[...]

  • Page 45

    4-11 MLS 304 Series, MLS 406Series • Serial Communication PRELIMINAR Y On the switcher (MLS) Config Screen you can: • Set the per-input audio level by adjusting the Audio Input Level slider bar until the output sounds right or measures corr ectly for maximum power output. • V iew and update the view of the selected input’s audio signal lev[...]

  • Page 46

    Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-12 PRELIMINAR Y File menu options Saving and restoring configurations The MLS can be configured by various means (fr ont panel adjustments, downloading settings, or combinations of those methods); and the configuration settings can be saved to a file for lat[...]

  • Page 47

    4-13 MLS 304 Series, MLS 406Series • Serial Communication PRELIMINAR Y 4. From the File pulldown menu in the upper -left corner , select Update Firmware. The MediaLink Control Softwar e closes, and a separate utility program opens and displays a window indicating the current firmwar e version. 5. Click Upload Firmware file. Y ou ar e prompted t[...]

  • Page 48

    Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-14 PRELIMINAR Y Using the help program For information on program featur es, press the F1 computer key , click on the Help menu from within the MediaLink contr ol program, or select the MediaLnk Help icon in the Extron Electr onics group or folder on your start [...]

  • Page 49

    MLS 304 Series and MLS 406 Series A Appendix A Refer ence Material Specifications Part Numbers and Accessories Frequency Response Graph for the Loudness Feature Audio Reference Levels Audio Block Diagrams[...]

  • Page 50

    MLS 304 Series, MLS 406 Series • Reference Material A-2 PRELIMINAR Y Refer ence Material Specifications Video Gain ................................................ Unity Bandwidth ..................................... 280 MHz (-3 dB) Differ ential phase error ............... 1.0º at 3.58 MHz and 4.43 MHz Differ ential gain error ...............[...]

  • Page 51

    A-3 MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y Nominal level ................................ 1 Vp-p for Y of S-video, and for composite video 0.7 Vp-p for RGB 0.3 Vp-p for C of S-video (MLS 406 Series) Minimum/maximum levels RGB ..................................... Analog: 0.3 V to 1.5 Vp-p (follows input) Composite video [...]

  • Page 52

    Refer ence Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A-4 PRELIMINAR Y Included parts Audio input Number/signal type MLS 304 Series ................... 4 stereo, unbalanced 1 Aux/Mix balanced/unbalanced mono (nonswitchable) MLS 406, Series .................. 5 stereo, unbalanced (inputs 1-3, 5, 6) 1 stereo, balanced/un[...]

  • Page 53

    A-5 MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y Maximum power output Direct (4/8 ohm) ................ 20 watts max. (continuous) T ransformer (70/100 V) .... 16 watts max. (continuous), transformer coupled Protection ....................................... Input limiting, thermal, short circuit Audio output — stereo power [...]

  • Page 54

    Refer ence Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A-6 PRELIMINAR Y Included parts Part Numbers and Accessories These items are included in each or der for an MLS switcher: Replacement part number MLS 304MA switcher 60-550-01 MLS 304SA switcher 60-550-02 MLS 406 switcher 60-560-01 MLS 406MA switcher 60-560-02 MLS 40[...]

  • Page 55

    A-7 MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y Fr equency Response Graph for the Loudness Feature The following graph repr esents the frequency r esponse of these MLS models when the loudness feature has been turned on. +10 +8 +6 +4 +2 +0 -2 -4 -6 -8 20 50 100 200 500 1k 2k 5k 10k 20k 1 W 3 W 6 W 14 W 0.5 W F requency (Hz) L[...]

  • Page 56

    Refer ence Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A-8 PRELIMINAR Y Audio Block Diagrams MLS 304MA audio block diagram IN P U T S E L E C T ( L E F T C H A N N E L ) IN P U T S E L E C T ( R I G H T C H AN N E L ) MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - + - MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - +10dB@ 100H[...]

  • Page 57

    A-9 MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y MLS 304SA audio block diagram IN P U T S E L E C T ( L E F T C H A N N E L ) IN P U T S E L E C T ( R I G H T C H A N N E L ) MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - + - +10dB@ 100Hz/10kHz +/-10dB@ 100Hz/10kHz LEFT LEFT LEFT LEFT CTRL CTRL RIGHT RIGHT RIGHT RIGHT LOUDNESS LO[...]

  • Page 58

    Refer ence Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A-10 PRELIMINAR Y INPUT SELECT (LEFT CHANNEL) SWITCHABLE INPUTS MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - + - MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - +10dB@ 100Hz/10kHz +/-10dB@ 100Hz/10kHz LEFT LEFT LEFT CTRL RIGHT RIGHT RIGHT RIGHT RIGHT LOUDNESS LOUDNESS BA[...]

  • Page 59

    A-11 MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y MLS 406SA audio block diagram INPUT SELECT (LEFT CHANNEL) SWITCHABLE INPUTS MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - + - MUX +4 -10 MUX +4 -10 + - + - +10dB@ 100Hz/10kHz +/-10dB@ 100Hz/10kHz LEFT LEFT LEFT CTRL RIGHT RIGHT RIGHT RIGHT RIGHT LOUDNESS LOUDNESS BASS & TREBL[...]

  • Page 60

    Refer ence Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A-12 PRELIMINAR Y This page was deliberately left blank[...]

  • Page 61

    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 pr ovide reasonable protection against harmful interfer ence when the equipment is operated in a commercial environment. This equipment generates, uses and can r[...]

  • Page 62

    Extron Electronics, USA 1230 South Lewis Street Anaheim, CA 92805 USA 714.491.1500 F ax 714.491.1517 Extron Electronics, Europe Beeldschermweg 6C 3821 AH Amersfoort The Netherlands +31.33.453.4040 F ax +31.33.453.4050 Extron Electronics, Asia 135 Joo S eng Road, #04-01 PM Industrial Building Singapore 368363 +65.6383.4400 F ax +65.6383.4664 Extron [...]