Page 2 - Precautions; 安全须知; 注意
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 o...
Page 3 - Installation; Step 7
Quick Start — MLS 304MA, MLS 406, MLS 406MA 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 wiri...
Page 4 - Video Configuration; Audio Configuration; hold
Quick Start — MLS 304MA, MLS 406, MLS 406MA, cont’d Step 8 Connect all the devices’ power cords, and power on the system. Video Configuration Step 1 Via RS-232, configure the MLS: select the video type for 15-pin HD inputs; See chapters 2, Installation and 4, Serial Communication . Step 2 Select a M...
Page 5 - MLS 304 Series, MLS 406 Series • Table of Contents; Table of Contents; PRELIMINAR; Chapter 1 • Introducton
MLS 304 Series, MLS 406 Series • Table of Contents Table of Contents PRELIMINAR Y Chapter 1 • Introducton ............................................................................................................ 1-1 About ths Manual ...................................................................
Page 6 - Table of Contents, cont’d; Chapter 4 • Seral Communcaton; User Mode; Appendx A • Reference Materal
MLS 304 Series, MLS 406 Series • Table of Contents Table of Contents, cont’d PRELIMINAR Y 68-775-01 Rev. C 06 06 All trademarks mentioned in this manual are the properties of their respective owners. Remote Control ........................................................................................
Page 7 - Chapter One; Introduction; About this Manual
MLS 304 Series and MLS 406 Series 1 Chapter One Introduction About this Manual About the MLS 304 Series and MLS 406 Series Features
Page 8 - MLS 304 Series, MLS 406Series • Introduction; input selection and volume adjustment.; Features; All models; audio input; MA models; or 100 V distributed output; SA models; 6 watts for stereo or dual mono 8 ohm output
MLS 304 Series, MLS 406Series • Introduction 1- Introduction About this Manual This manual covers the installation, setup, programming, and use of the Extron MLS 304MA, MLS 304SA, MLS 406, MLS 406MA, and MLS 406SA MediaLink ™ switchers. The three models share many features, and instructions apply to...
Page 9 - Chapter Two; UL/Safety Requirements
MLS 304 Series and MLS 406 Series 2 Chapter Two Installation UL/Safety Requirements Mounting the Switcher Rear Panels and Cabling Application Diagrams
Page 10 - MLS 304 Series, MLS 406 Series • Installation; Important Safety Instructions
MLS 304 Series, MLS 406 Series • Installation 2-2 Installation PRELIMINAR Y UL/Safety Requirements The Underwriters Laboratories (UL) requirements listed below pertain to the safe installation and operation of a MediaLink Switcher. Important Safety Instructions 1 . Read these instructions. 2 . Keep ...
Page 11 - Mounting the Switcher; Tabletop use; one rack unit; for air circulation to prevent
2- MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y Mounting the Switcher Tabletop 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 n...
Page 12 - Rear Panels and Cabling; Power connection; AC power connector; A/V input connections; Video inputs; Wiring RCA connectors for unbalanced stereo audio input
MLS 304 Series, MLS 406 Series • Installation 2- 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-...
Page 13 - — This; 5-pin HD connectors are individually buffered and provide ID bit
2- 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 professional audio sources. Consumer devices such as laptops, VCRs, and DVD players typically output an unbalanc...
Page 14 - Aux/Mix audio input and adjustment
Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2- PRELIMINAR Y For these inputs (excluding input 4 on the MLS 406/MLS 406MA/MLS 406SA), connect the corresponding unbalanced stereo audio signal to the 3.5 mm mini stereo (tip-ring-sleeve) jack. Wire the stereo connectors as shown a...
Page 15 - Control connection
2- MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y RS-232/MLC/IR Tx Rx IR 12V A B C Transmit (Tx) Receive (Rx) Sleeve(s) +12 V, 0.4 A power output Ground ( ) Control connection f RS-232/MLC/IR control port —You can control the MLS switcher via an RS-232 connection directly from a host com...
Page 16 - -pin D connector, and the other end is unterminated. The UC cable’s
Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2- PRELIMINAR Y RS-232MLC/IR MediaLink Switcher to an MLC MediaLink Switcherrear panelRS-232/MLC/IR port NOTE The switcher provides up to 12 VDC, 0.40 A power to an MLC 206. Other MLC models may draw more current than the MLS can pro...
Page 17 - Video output, local monitor, and audio output connections; for details; Audio outputs
2- 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 VIDE...
Page 18 - Preamp; CAUTION
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-powered speakers. The volume can be controlled (attenuated) via the front panel knob or RS-232 communicatio...
Page 19 - The MA models’ amplifier power-up delays are approximately; Wiring for 4 ohm or 8 ohm speakers (MA models); . Use the appropriate wiring for the load as shown in the following
2-11 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y The MA models’ amplifier power-up delays are approximately • 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 o...
Page 20 - Do not bridge mono outputs. Bridging could damage the amplifier.
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 ...
Page 21 - — Cable speakers to this; Wiring for 4 ohm or 8 ohm speakers (SA models); Dual Mono Output
2-1 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 stereo or dual mono amplified audio output. The switcher ’s default setting is stereo output. Dual mono (the same signal output ...
Page 22 - Speaker arrangement examples
Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-1 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. B...
Page 23 - Application Diagrams
2-1 MLS 304 Series, MLS 406 Series • Installation PRELIMINAR Y Application Diagrams Extron MLS 304MA MediaLink Switcher R 100 -24 0V 1.0 A M AX . 50- 60H z AU DIO INP UT S LIN E L EV EL MO NO AU DIO AU DIO AU X/M IX AD JUS T -42 dB TO +24 dB L R L R R 1 2 INP UT S OU TPU TS VID EO H V B G R 1 2 INP ...
Page 24 - MediaLink Switcher
Installation, cont’d MLS 304 Series, MLS 406 Series • Installation 2-1 PRELIMINAR Y RS -23 2/M LC /IR Tx Rx IR 12 V A B C PR EA MP 100 -24 0V 1.0 A M AX . 50- 60H z AU DIO INPUT S LINE LEVEL MONO AU DIO AU DIO LINEOUT AU X/MIX ADJUS T -42dB TO +24dB L R L R R 1 2 INPUT S OUTPUTS VIDEO H V B G R 1 2 ...
Page 25 - Chapter Three; Operation and Setup; Front Panel Features and Operation
MLS 304 Series and MLS 406 Series 3 Chapter Three Operation and Setup Front Panel Features and Operation Setting Up and Optimizing the Audio Video Signal Routing Remote Control Troubleshooting
Page 26 - MLS 304 Series, MLS 406 Series • Operation and Setup; Power indicator LED; Special Features; Volume adjustment knob and Min/Mid/Max LEDs; Making adjustments
MLS 304 Series, MLS 406 Series • Operation and Setup 3- Operation and Setup PRELIMINAR Y Front Panel Features and Operation VOLUME MAXMIDMIN INPUT SELECT 1 2 3 4 5 6 VOLUME MAXMIDMIN 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 i...
Page 27 - setup mode; During setup audio/video breakaway is disabled.; Front panel security lockout (executive modes); Executive mode 1
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 Volume knob and observe the LEDs to set up the proper audio input levels. MAXMIDMIN Signal : when lit this LED indicates that a signal of at least -20 dBV (...
Page 28 - Operation and Setup, cont’d; Enabling/disabling executive mode 1 disabling executive mode; or disabled executive mode, and you can release the buttons.; Resetting the switcher; Unplug the switcher from the AC power source.; Setting Up and Optimizing the Audio
Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3- PRELIMINAR Y Enabling/disabling executive mode 1; disabling executive mode 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 s...
Page 29 - Configuring Lineout and Preamp output levels; Consumer portable; Serial Communication
3- 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 from the following options. You do not need to change the output level if the Lineout and Preamp outputs will not be us...
Page 30 - must; Front panel setup mode:; Loudness; Reference Material
Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3- PRELIMINAR Y Making adjustments Leave the bass and treble set to 0 and the loudness control set to off (default) before adjusting the input level (sensitivity). Audio input levels must be adjusted with an active audi...
Page 31 - Video Signal Routing; Monitor Output modes; and; Monitor Output; all
3- MLS 304 Series, MLS 406 Series • Operation and Setup PRELIMINAR Y Video 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 Video BNC connector. S-video signals (MLS 406 Series only) ar...
Page 32 - Remote Control; device or computer. See; Monitor Output Modes
Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3- PRELIMINAR Y Remote Control The MediaLink Switcher can be controlled by using its front panel controls; an optional Extron infrared remote control (the MLA-Remote, for example) and an Extron IR Link signal repeater; ...
Page 33 - Troubleshooting; If the image does not appear or there is no sound; Serial
3- MLS 304 Series, MLS 406 Series • Operation and Setup PRELIMINAR Y Troubleshooting 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 are plugged i...
Page 34 - If you are unable to configure the MLS via the Windows; software; version 2.1 or higher; . Earlier versions are not designed to work with
Operation and Setup, cont’d MLS 304 Series, MLS 406 Series • Operation and Setup 3-10 PRELIMINAR Y If you are unable to configure the MLS via the Windows ® -based software 1 . Check the MediaLink Control Software to determine its version number. The software version number appears in the top bar of ...
Page 35 - Chapter Four; RS-232 Programmer’s Guide
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; MediaLink Controllers User’s Manual; RS-3 Programmer’s Guide; MLS-initiated messages
MLS 304 Series, MLS 406Series • Serial Communication 4- Serial Communication PRELIMINAR Y RS-232/MLC/IR Tx Rx IR 12V A B C Transmit (Tx) Receive (Rx) Sleeve(s) +12 V, 0.4 A power output Ground ( ) The MediaLink switcher can be remotely set up and controlled via a host computer or other device (such ...
Page 37 - MLS 304 Series, MLS 406Series• Serial Communication; ASCII to Hex conversion table; Using the command/response tables; The ASCII to hexadecimal; Symbol definitions
4-3 MLS 304 Series, MLS 406Series• Serial Communication PRELIMINAR Y ASCII to HEX Conversion Table • 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 (defa...
Page 38 - Serial Communication, cont’d; Command/response table for SIS commands; Command; Input selection
Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-4 PRELIMINAR Y Command/response table for SIS commands Command ASCII Command Response Additional description (host to switcher) (switcher to host) Input selection Select an input (audio and video). X! ! Chn X! ] Sele...
Page 39 - Audio status for the active input; Front panel security lockout modes (executive modes)
4-5 MLS 304 Series, MLS 406Series • Serial Communication PRELIMINAR Y Increment the volume. +V Vol X1) ] Increase audio output. Decrement the volume. -V Vol X1) ] Decrease audio output. View the volume level. V Vol X1) ] Show the output volume. Audio status for the active input These commands allow ...
Page 40 - Firmware version, part number & information requests; Upload firmware
Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-6 PRELIMINAR Y View the executive mode status. X Exe X1@ ] Show executive mode status. Example : X Exe0 ] Executive mode is off. Firmware version, part number & information requests Query firmware version number....
Page 41 - Command/response table for special function SIS commands; Delay times; Audio settings
4- 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. To view a function’s setting, use __#, where __ is the function n...
Page 42 - Control Software for Windows; Installing the software
Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4- PRELIMINAR Y Control Software for Windows The included Extron MediaLink Control Program for Windows offers another way to control the switcher via RS-232 connection in addition to the Simple Instruction Set commands...
Page 43 - User Mode Screen; Special features
4- 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 control). See Front Panel Features and Operations on page 3-2 ...
Page 44 - The
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 controls. The picture below shows how this screen looks...
Page 45 - • Composite video or RGB for inputs 3 and 4 on an MLS 304MA or
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 correctly for maximum power output. • View and update the view o...
Page 46 - File menu options; Saving and restoring configurations
Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-1 PRELIMINAR Y File menu options Saving and restoring configurations The MLS can be configured by various means (front panel adjustments, downloading settings, or combinations of those methods); and the configuration...
Page 47 - From the File pulldown menu in the upper-left corner, select Update
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 Software closes, and a separate utility program opens and displays a window indicating the current firmware version. 5. Click ...
Page 48 - Using the help program; File name; includes adjustments/settings. If the MLS is connected to an; to exit the firmware update utility program; to run the utility again
Serial Communication, cont’d MLS 304 Series, MLS 406Series • Serial Communication 4-14 PRELIMINAR Y Using the help program For information on program features, press the F1 computer key, click on the Help menu from within the MediaLink control program, or select the MediaLnk Help icon in the Extron ...
Page 49 - Appendix A; Specifications
MLS 304 Series and MLS 406 Series A Appendix A Reference 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; Video
MLS 304 Series, MLS 406 Series • Reference Material A- PRELIMINAR Y Reference Material Specifications Video Gain ................................................ UnityBandwidth ..................................... 280 MHz (-3 dB)Differential phase error ............... 1.0º at 3.58 MHz and 4.43 MHz...
Page 51 - Minimum/maximum levels; Sync; Crosstalk
A- 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...
Page 52 - Reference Material, cont’d; Included parts; Connectors; Audio output — Lineout and Preamp; unbalanced
Reference Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A- 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, unbalan...
Page 53 - Maximum power output; Control/remote — switcher; Extron’s Simple Instruction Set (SIS; General; Product weight; Specifications are subject to change without notice.
A- MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y Maximum power output Direct (4/8 ohm) ................ 20 watts max. (continuous)Transformer (70/100 V) .... 16 watts max. (continuous), transformer coupled Protection ....................................... Input limiting, thermal,...
Page 54 - Part Numbers and Accessories; These items are included in each order for an MLS switcher:; Replacement; Optional accessories; These items can be ordered separately:; Accessory
Reference 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 order for an MLS switcher: Replacement part number MLS 304MA switcher 60-550-01 MLS 304SA switcher 60-550-02 MLS 406 switcher 6...
Page 55 - Frequency Response Graph for the Loudness Feature; the loudness feature has been turned on.; Audio Reference Levels; dBV Voltage
A- MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y Frequency Response Graph for the Loudness Feature The following graph represents the frequency response 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 ...
Page 56 - Audio Block Diagrams; MLS 0MA audio block diagram; Audio Block Diagram for MLS 304MA.eps
Reference Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A- PRELIMINAR Y Audio Block Diagrams MLS 0MA 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 IG H T C H A N N E L ) MUX +4 +4 -10 -10 MUX +4 +4 -10 -10 + - + - + - MUX +4 +4 -10 -...
Page 57 - MLS 0SA audio block diagram; Audio Block Diagram for MLS 304SA.eps
A- MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y MLS 0SA 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 IG 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 CTR...
Page 58 - Audio Block Diagram for MLS 406_406MA.eps; MLS 06, MLS 06MA audio block diagram
Reference 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...
Page 59 - MLS 06SA audio block diagram; Audio Block Diagram for MLS 406 SA.eps
A-11 MLS 304 Series, MLS 406 Series • Reference Material PRELIMINAR Y MLS 06SA 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...
Page 60 - This page was deliberately left blank
Reference Material, cont’d MLS 304 Series, MLS 406 Series • Reference Material A-1 PRELIMINAR Y This page was deliberately left blank
Page 62 - Extron Electronics, USA; Extron Electronics, Europe; Extron Electronics, Asia; Extron Electronics, Japan
Extron Electronics, USA 1230 South Lewis Street Anaheim, CA 92805 USA 714.491.1500 Fax 714.491.1517 Extron Electronics, Europe Beeldschermweg 6C 3821 AH Amersfoort The Netherlands +31.33.453.4040 Fax +31.33.453.4050 Extron Electronics, Asia 135 Joo Seng Road, #04-01 PM Industrial Building Singapore ...
Extron 60-442-01
Manual
Extron 88
Manual
Extron DVS 304 D
Manual
Extron M59-6 BNC
Manual
Extron GLI 1000 HD
Manual
Extron SI 26
Manual
Extron VSC 700
Manual
Extron MHR-5P BNC/50
Manual
Extron SW8/12 VGA
Manual
Extron MAV 84
Manual
Extron MDA 5SVA RCA
Manual
Extron RS-232
Manual
Extron MLS 506SA
Manual
Extron IN1608
Manual
Extron BNC 5 RC
Manual
Extron TPR150
Manual
Extron MPX Plus 866 A
Manual
Extron CCR 204
Manual
Extron WPC 210 A MK
Manual
Extron SW6 VGA A
Manual