Crestron QUICK MEDIA DISTRIBUTION CENTER QM-MD4X2 Operation Manual
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Crestron QUICK MEDIA DISTRIBUTION CENTER QM-MD4X2 Operation Manual

Crestron QUICK MEDIA DISTRIBUTION CENTER QM-MD4X2 Operation Manual

Quickmedia distribution center
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Crestron QM-MD4x2
QuickMedia Distribution Center
Operations Guide

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Summary of Contents for Crestron QUICK MEDIA DISTRIBUTION CENTER QM-MD4X2

  • Page 1 Crestron QM-MD4x2 QuickMedia Distribution Center Operations Guide...
  • Page 2 This document was prepared and written by the Technical Documentation department at: Crestron Electronics, Inc. 15 Volvo Drive Rockleigh, NJ 07647 1-888-CRESTRON All brand names, product names and trademarks are the property of their respective owners. ©2004 Crestron Electronics, Inc.

  • Page 3: Table Of Contents

    Crestron QM-MD4x2 Contents QuickMedia Distribution System: QM-MD4x2 Introduction ... 1 Features and Functions ... 1 Applications... 2 Specifications ... 4 Physical Description... 4 Industry Compliance ... 9 Setup ... 9 Network Wiring... 9 QuickMedia Wiring... 10 Identity Code ... 12 Rack Mounting ...

  • Page 5: Quickmedia Distribution System: Qm-Md4X2

    Crestron QM-MD4x2 QuickMedia Distribution System: QM-MD4x2 Introduction Features and Functions The Crestron as MD4x2) is part of the Crestron MediaManager™ line of network devices, room control systems, and signal routing solutions. Functional Summary The MD4x2 is a QuickMedia™ (also known as QM) signal routing device used for the switching and routing of multiple QM signals within a QM system.

  • Page 6: Applications

    QuickMedia Distribution System Applications The MD4x2 is part of the Crestron MediaManager line of integrated presentation solutions. It is ideally suited to work with Crestron’s MediaManager wall plate media centers, FlipTop media centers, receivers and control processors to allow quick switching of multiple A/V sources in a presentation system. MediaManager devices are designed for conference room, auditorium, and lecture hall applications, or anywhere else audio, video, or computer equipment needs to be easily connected and disconnected from a presentation system or room control system.
  • Page 7 Crestron QM-MD4x2 Functional Diagram of the QM-MD4x2 IN 1 Front End IN 2 Front End IN 3 Front End IN 4 Front End An MD4x2 can be cascaded with a second MD4x2 or other QM-MD switching device to provide switching of up to 16 QM inputs as shown in the following block diagram.

  • Page 8: Specifications

    QuickMedia Distribution System Specifications Specifications for the QM-MD4x2 are listed in the following table. QM-MD4x2 Specifications NOTE: Crestron software and any files on the website are for Authorized Crestron dealers and Crestron Authorized Independent Programmers (CAIP) only. New users may be required to register to obtain access to certain areas of the site (including the FTP site).
  • Page 9 Crestron QM-MD4x2 QM-MD4x2 Physical View (Front) QM-MD4x2 Physical View (Rear) QM-MD4x2 Physical Views 1.70 in (4.32 cm) 6.44 in (16.35 cm) 6.64 in (16.86 cm) 24 Y Ports All connections to the MD4x2 are made through the ports on the rear panel. Refer to the illustrations and descriptions that follow.
  • Page 10 QuickMedia Distribution System QM IN The MD4x2 contains four QM ports for connecting QM sources. Each QM port has an RJ-45 connector for QM signals and a corresponding 4-position mini-terminal block connector for Cresnet control signals. 24 Y Z For wiring information, refer to “QuickMedia Wiring” on page 10 and “Network Wiring”...
  • Page 11 Crestron QM-MD4x2 QM POWER The MD4x2 contains two 2-position terminal block connectors that provide 24VDC power to the Cresnet ports on each of the QM ports. Power to the QM power ports can be supplied by the Crestron C2N-SPWS300 External 300 Watt Power Supply or the Crestron CN-PWS75 External 75 Watt Power Supply.
  • Page 12 QuickMedia Distribution System While in the system mode, pressing V will indicate where the video portion of a signal is routed. For more information on the MD4x2’s operating modes, refer to “Operating Modes” on page 28. SYS (System) Press this button to set the MD4x2 to the system mode. When the accompanying LED is illuminated, all switching functions are controlled by the Crestron control system.

  • Page 13: Industry Compliance

    Crestron QM-MD4x2 Industry Compliance As of the date of manufacture, the MD4x2 has been tested and found to comply with specifications for CE marking and standards per EMC and Radiocommunications Compliance Labelling (N11785). NOTE: This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.

  • Page 14: Quickmedia Wiring

    QuickMedia Distribution System each network unit to be daisy-chained must be added together to determine the power factor of the entire chain. The length of the run in feet and the power factor of the run should be used in the following resistance equation to calculate the value on the right side of the equation.
  • Page 15 Crestron QM-MD4x2 CRESCAT-QM Cable NOTE: Do not untwist the two wires in a single pair for more than 1/3-1/2” (0.84 – 1.27 cm) when making a connection. The twists are critical to canceling out interference between the wires. The QM transport mechanism (receiver) uses frequency compensation on each twisted pair video input to maintain high resolutions (1600 x 1200) with CRESCAT- QM cable (which contains both Cresnet and CAT5E wiring) and most good quality CAT5E and CAT6 cables (where skew rating is ≤...

  • Page 16: Identity Code

    QuickMedia Distribution System The pin assignments for Crescat-QM, CAT5, CAT5E, and CAT 6 wiring are based on the EIA/TIA 568B RJ-45 Jack standard. RJ-45 QuickMedia Connector To determine which pin is number 1, hold the cable so that the end of the eight-pin modular jack is facing you, with the clip down and the copper side up.
  • Page 17 Crestron QM-MD4x2 control system to recognize a network device via its serial number, which is stored in the device’s memory. This method does not require that any devices be disconnected from the network; Net IDs may be set with the entire Cresnet system intact. This method requires the use of the Crestron Viewport version 3.35 or later.
  • Page 18 QuickMedia Distribution System “Set Net ID by TSID” Window CAUTION: This function does not prevent you from setting duplicate IDs. Be sure to check current assignments before entering the desired Cresnet ID number. Serial Number to TSID Conversion This utility is useful in a case where there are multiple devices of the same type on a network, you need to locate a particular one, you know the TSID but not the serial number, and your site installation list is based on device serial numbers.

  • Page 19: Rack Mounting

    Crestron QM-MD4x2 NOTE: Enter serial numbers, including spaces, exactly as they appear on the unit label. Alpha characters in serial numbers or TSID numbers may be entered in upper or lower case. Rack Mounting WARNING: To prevent bodily injury when mounting or servicing this unit in a rack, take special precautions to ensure that the system remains stable.

  • Page 20: Stacking

    QuickMedia Distribution System Stacking Four "feet" are provided with the MD4x2 so that if the unit is not rack mounted, the rubber feet can provide stability when the unit is placed on a flat surface or stacked. These feet should be attached prior to the hookup procedure. Refer to the illustration below for placement of the feet.

  • Page 21: Programming Software

    Crestron QM-MD4x2 The required 24 VDC power for the QM inputs and QM outputs can be supplied in a variety of ways. The following wiring diagram suggests one method of applying 24 VDC power to the QM ports. In this configuration, the C2N-SPWS300 can supply up to 75 watts of power to the QM inputs and QM outputs to ensure that sufficient power is available for QM devices that are connected to the MD4x2.

  • Page 22: Earliest Version Software Requirements For The Pc

    QuickMedia Distribution System Earliest Version Software Requirements for the PC NOTE: Crestron recommends that you use the latest software to take advantage of the most recently released features. The latest software is available from the Downloads | Software Updates section of the Crestron website (www.crestron.com). The following are the earliest useable software version requirements for the PC: Programming with SIMPL Windows NOTE: While SIMPL Windows can be used to program the MD4x2, it is...
  • Page 23 Crestron QM-MD4x2 Expanded QM-RMCRX System Tree C2Net-Device Slot in Configuration Manager To incorporate an MD4x2 into the system, drag the QM-MD4x2 from the Cresnet Control Modules | QM Series folder of the Device Library and drop it in System Views. The QM-RMCRX system tree displays the QM-MD4x2 in Slot 5, with a default Net ID of 07 as shown in the following illustration.
  • Page 24 QuickMedia Distribution System NOTE: This procedure sets the Net ID for the MD4x2 in the program only. It does not automatically set the Net ID for the MD4x2 itself. SIMPL Windows automatically changes Net ID values of a device added to a program if a duplicate device or a device with the same Net ID already exists in the program.
  • Page 25 Crestron QM-MD4x2 QM-MD4x2 Analog Input Signal Descriptions NOTE: When programming the MD commands should not be used. Similarly, if the MD serial commands, digital and analog commands should not be used. However, analog outputs can be monitored. Signal Values for VideoOut Selections Signal Values for AudioOut Selections NOTE: Use an Analog Initialize to send a decimal input signal to the symbol.

  • Page 26: Programming With Visiontools™ Pro-E

    QuickMedia Distribution System QM-MD4x2 Digital Output Signal Descriptions QM-MD4x2 Analog Output Signal Descriptions NOTE: Returned values match values that were selected from the front panel or from the VideoOut and AudioOut inputs. QM-MD4x2 Serial Output Signal Descriptions Example Program An example program for the MD (ftp://ftp.crestron.com/Examples/).

  • Page 27: Uploading And Upgrading

    Crestron QM-MD4x2 Uploading and Upgrading Assuming a PC is properly connected to the entire system, Crestron programming software allows the programmer to upload programs and projects after their development to the system and network devices. However, there are times when the files for the program and projects are compiled and not uploaded.
  • Page 28 QuickMedia Distribution System Typical Connection Diagram when Uploading Setup | Communications Settings Command 24 • QuickMedia Distribution System: QM-MD4x2 1. Open the Crestron Viewport. Either launch the stand-alone version of Viewport or start SIMPL Windows and from the menu bar, select Tools | Viewport. 2.

  • Page 29: Uploading A Simpl Windows Program

    Crestron QM-MD4x2 “Port Settings” Window NOTE: The parameters shown in the illustration above are the port settings for a 2- Series control system. Consult the Operations Guide for the control system being used for exact parameter selection. Uploading a SIMPL Windows Program A control system source file has The SIMPL Windows file can be uploaded to the control system using SIMPL the extension .smw.

  • Page 30: Firmware Upgrade

    QuickMedia Distribution System File Transfer | Send Program Command NOTE: Refer to the respective Operations Guide for the control system for details about the other fields shown on the “Send Program” window. “Send Program” Window Firmware Upgrade A firmware upgrade file has the To take advantage of all the MD4x2 features, it is important that the unit contains the extension .upg.
  • Page 31 Crestron QM-MD4x2 File Transfer | Update Network Device Firmware… Command “Select Network ID” Window NOTE: When transferring any Cresnet file (touchpanel project/firmware), lower the port speed baud rate to 38400 to match the Cresnet bus speed. “Open” Window Operations Guide - DOC. 6278 QuickMedia Distribution System 2.

  • Page 32: Operation

    QuickMedia Distribution System Operation Operating Modes The MD4x2 operates in either the system mode or the local mode. When operating in the system mode, all switching functions are controlled by the control system. Additionally, signal routing information can be viewed using the front panel controls of the MD4x2.
  • Page 33 Crestron QM-MD4x2 NOTE: Changes made on the front panel are made only after the ENTER button is pressed. Switching Audio & Video Separately: NOTE: Changes made on the front panel are made only after the ENTER button is pressed. Operations Guide - DOC. 6278 QuickMedia Distribution System 3.

  • Page 34: Problem Solving

    QuickMedia Distribution System Problem Solving Troubleshooting The following table provides corrective action for possible trouble situations. If further assistance is required, please contact a Crestron customer service representative. QM-MD4x2 Troubleshooting Further Inquiries If, after reviewing this Operations Guide for the MD4x2, you cannot locate specific information or have questions, please take advantage of Crestron's award winning customer service team in your area.

  • Page 35: Future Updates

    Crestron QM-MD4x2 Future Updates As Crestron improves functions, adds new features, and extends the capabilities of the MD4x2, additional information may be made available as manual updates. These updates are solely electronic and serve as intermediary supplements prior to the release of a complete technical documentation revision.

  • Page 36: Appendix: Serial Protocol

    QuickMedia Distribution System Appendix: Serial Protocol All commands and responses are printable ASCII and are terminated with a <CR> (\x0D). The serial commands listed here are grouped into front panel functions, verbose mode functions, and switching/routing functions. NOTE: Multiple serial commands cannot be strung together. NOTE: When programming the MD4x2 using serial commands, digital and analog commands should not be used.

  • Page 37: Switching/Routing Functions

    Crestron QM-MD4x2 NOTE: The setting for the verbose mode is retained even after power to the MD4x2 is cycled. NOTE: Commands can be sent to the MD4x2 regardless of the status of the verbose mode. Verbose Mode Commands When the state of the verbose mode changes to on, or if polled for status, the MD4x2 replies with one of the responses listed in the following table.

  • Page 38: "Switch All" Example

    QuickMedia Distribution System When the verbose mode is on and the routing status changes while the MD4x2 is in the system mode, or if the MD4x2 is polled for the status of an output, the MD4x2 replies with one of the responses listed in the following table. Switching/Routing Status Replies If a switch command is sent and an output is already at the new setting, serial feedback will not be provided for that output.

  • Page 39: Return And Warranty Policies

    Crestron QM-MD4x2 Return and Warranty Policies Merchandise Returns / Repair Service 1. No merchandise may be returned for credit, exchange, or service without prior authorization from CRESTRON. To obtain warranty service for CRESTRON products, contact the factory and request an RMA (Return Merchandise Authorization) number. Enclose a note specifying the nature of the problem, name and phone number of contact person, RMA number, and return address.
  • Page 40 Crestron Electronics, Inc. Operations Guide – DOC. 6278 15 Volvo Drive Rockleigh, NJ 07647 06.04 Tel: 888.CRESTRON Fax: 201.767.7576 Specifications subject to www.crestron.com change without notice.

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