Page 2 - 5 Volvo Drive
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 - QuickMedia Distribution System: QM-MD4x2; Contents
Crestron QM-MD4x2 QuickMedia Distribution System Contents QuickMedia Distribution System: QM-MD4x2 1 Introduction ............................................................................................................................... 1 Features and Functions ....................................
Page 5 - Introduction; Features and Functions; The Crestron; Cresnet connector for each QM port simplifies the use of QM cables
Crestron QM-MD4x2 QuickMedia Distribution System QuickMedia Distribution System: QM-MD4x2 Introduction Features and Functions The Crestron ® QuickMedia Distribution System, QM-MD4x2 (hereinafter referred to as MD4x2) is part of the Crestron MediaManager™ line of network devices, room control systems...
Page 6 - Applications
QuickMedia Distribution System Crestron QM-MD4x2 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...
Page 8 - Specifications; Specifications for the QM-MD4x2 are listed in the following table.; SPECIFICATION DETAILS; Physical Description; , and power connections are made to the back of the unit.
QuickMedia Distribution System Crestron QM-MD4x2 Specifications Specifications for the QM-MD4x2 are listed in the following table. QM-MD4x2 Specifications SPECIFICATION DETAILS Power Requirements 11 Watts (0.46 Amp @ 24 VDC) Default Net ID 07 Control System Update Files 2-Series Control System 1, 2 ...
Page 9 - Ports
Crestron QM-MD4x2 QuickMedia Distribution System QM-MD4x2 Physical View (Front) QM-MD4x2 Physical View (Rear) QM-MD4x2 Physical Views 17.03 in (43.24 cm) 16.92 in (42.98 cm) 2 1 Z 24 Y G Y 24 24 OUT 24 3 Y G Z 24 Z G IN 4 24 G Z Y QM G 24 1 QM G 24 G Z Y 2 Y Z G 1.70 in (4.32 cm) 6.64 in (16.86 cm) ...
Page 10 - QM IN; PIN WIRE; Use Crescat-QM, or good quality CAT5E / CAT6 cable to make QM; QM OUT
QuickMedia Distribution System Crestron QM-MD4x2 QM IN G 24 Y Z 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. For wiring information, refer to “Q...
Page 11 - QM POWER; LED is illuminated.; LED is illuminated.
Crestron QM-MD4x2 QuickMedia Distribution System QM POWER G 24 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 ...
Page 12 - LOCAL
QuickMedia Distribution System Crestron QM-MD4x2 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...
Page 13 - Industry Compliance; Reorient or relocate the receiving antenna.; Setup; Network Wiring; to
Crestron QM-MD4x2 QuickMedia Distribution System 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...
Page 14 - WIRE GAUGE; Doubled CAT5; QuickMedia Wiring
QuickMedia Distribution System Crestron QM-MD4x2 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...
Page 15 - total skew must be
Crestron QM-MD4x2 QuickMedia Distribution System 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 ...
Page 16 - WIRE; for making Cresnet connections.; Identity Code; The Net ID of the MD4x2 has been factory set to; NOTE
QuickMedia Distribution System Crestron QM-MD4x2 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 Pin 1 To determine which pin is number 1, hold the cable so that the end of the eight-pin modular jack is f...
Page 17 - Current Network Devices; Set Net ID by TSID
Crestron QM-MD4x2 QuickMedia Distribution System 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 ...
Page 18 - OK; Serial Number to TSID Conversion; Functions | Serial Number
QuickMedia Distribution System Crestron QM-MD4x2 “Set Net ID by TSID” Window 5. Enter either the serial number or TSID number of the device that requires a change. The list scrolls to and highlights the device listing. The listing should show the device’s default Cresnet ID (a.k.a. Net ID). 6. Enter...
Page 19 - Enter the serial number or TSID number as instructed press the; Rack Mounting; To prevent bodily injury when mounting or servicing this unit in a
Crestron QM-MD4x2 QuickMedia Distribution System 3. Enter the serial number or TSID number as instructed; press the appropriate button to obtain the corresponding number. NOTE: Enter serial numbers, including spaces, exactly as they appear on the unit label. Alpha characters in serial numbers or TSI...
Page 20 - Stacking
QuickMedia Distribution System Crestron QM-MD4x2 4. Repeat procedure (steps 1 through 3) to attach the remaining ear to the opposite side. 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 o...
Page 21 - The MD4x2 can only be powered by the 4-position terminal block; Programming Software; Have a question or comment about Crestron software?
Crestron QM-MD4x2 QuickMedia Distribution System 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 watt...
Page 22 - Earliest Version Software Requirements for the PC
QuickMedia Distribution System Crestron QM-MD4x2 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 th...
Page 23 - C2Net-Device Slot in Configuration Manager; Device Library; Setting the Net ID in Device Settings; Net ID
Crestron QM-MD4x2 QuickMedia Distribution System 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 sy...
Page 24 - QM-MD4x2 Symbol in Programming Manager; INPUT DESCRIPTION; When the front panel is locked, the MD
QuickMedia Distribution System Crestron QM-MD4x2 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 w...
Page 25 - VideoOut2
Crestron QM-MD4x2 QuickMedia Distribution System QM-MD4x2 Analog Input Signal Descriptions INPUT DESCRIPTION VideoOut1 and VideoOut2 Select the QM video source to be switched to the indicated QM output. Valid analog values range from 0 (for no source) through 4, and correspond to the QM 1 and QM4 in...
Page 26 - OUTPUT DESCRIPTION; from the; VideoOut; and; AudioOut; OUTPUT DESCRIPTION; Example Program; An example program for the MD; Programming with VisionToolsTM Pro-e
QuickMedia Distribution System Crestron QM-MD4x2 QM-MD4x2 Digital Output Signal Descriptions OUTPUT DESCRIPTION LocalMode-FB Indicates that the MD4x2 has been put into local mode via the LOCAL button on the unit. The output remains high for as long as the unit is in local mode. The analog feedback o...
Page 27 - Uploading and Upgrading; ) or as a standalone utility. The Viewport; Communication Settings; For laptops and other PCs without a built-in RS-232 port, Crestron
Crestron QM-MD4x2 QuickMedia Distribution System 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 w...
Page 28 - select; Setup | Communications; to open the “Port Settings” window.; as the connection type. Verify that an available COM; button to save the settings and close the window.
QuickMedia Distribution System Crestron QM-MD4x2 Typical Connection Diagram when Uploading 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. Refer to the following figure after this step. From t...
Page 29 - Diagnostics | Establish; . This should display a window that; Uploading a SIMPL Windows Program; Upload via SIMPL Windows; to view the “Open” window, navigate to the SIMPL; Open; Upload via Crestron Viewport; page 23 has been performed.; File Transfer | Send Program
Crestron QM-MD4x2 QuickMedia Distribution System “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. 4. To verify communication,...
Page 30 - Browse; What to Send; Send Program; Diagnostics; Firmware Upgrade
QuickMedia Distribution System Crestron QM-MD4x2 File Transfer | Send Program Command 3. The “Send Program” window appears, as shown after this step. Click Browse , locate the compiled file (.spz for PRO2) and click Open . This will display the program's header information and enable one or both of ...
Page 31 - File Transfer | Update Network; from the Viewport menu bar.; port speed baud rate to 38400 to match the Cresnet bus speed.; Browse to the desired .upg file and click; to begin the transfer.
Crestron QM-MD4x2 QuickMedia Distribution System 2. As shown after this step, select File Transfer | Update Network Device Firmware… from the Viewport menu bar. File Transfer | Update Network Device Firmware… Command 3. As shown after this step, select the Net ID of the MD4x2 and then click OK . The...
Page 32 - Operation; Operating Modes
QuickMedia Distribution System Crestron QM-MD4x2 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...
Page 34 - Problem Solving; Troubleshooting; TROUBLE; Further Inquiries; ) to ask questions about Crestron products. First-time users will
QuickMedia Distribution System Crestron QM-MD4x2 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 TROUBLE POSSIBLE CAU...
Page 35 - Future Updates; Check the Crestron website (
Crestron QM-MD4x2 QuickMedia Distribution System 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 prio...
Page 36 - Appendix: Serial Protocol; Multiple serial commands cannot be strung together.; Front Panel Functions; COMMAND FUNCTION; If the MD4x2 is in the local mode and the “Lock front panel” is sent, the; MESSAGE DEFINITION; Verbose Mode Functions
QuickMedia Distribution System Crestron QM-MD4x2 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...
Page 37 - Switching/Routing Functions; XX; If an input greater than “4” or “04” is sent, the command is ignored.
Crestron QM-MD4x2 QuickMedia Distribution System 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 COMMAND FUNCTION R0\r Verbose mode off R1\r Verbose...
Page 38 - the local mode, even if the verbose mode is on. Use the; “Switch All” Example; The string “C0204xx01\r” sends the following command:
QuickMedia Distribution System Crestron QM-MD4x2 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 Statu...
Page 39 - Return and Warranty Policies; Merchandise Returns / Repair Service
Crestron QM-MD4x2 QuickMedia Distribution System 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 r...
Page 40 - Operations Guide – DOC. 6278
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.
