Crestron QM-MD8x8 QuickMedia Distribution Center Operations Guide
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.
Crestron QM-MD8x8 QuickMedia Distribution System Contents QuickMedia Distribution System: QM-MD8x8 1 Introduction ............................................................................................................................... 1 Features and Functions ................................................................................................ 1 Applications.................................................................................................................
Crestron QM-MD8x8 QuickMedia Distribution System QuickMedia Distribution System: QM-MD8x8 Introduction Features and Functions The Crestron® QuickMedia Distribution System, QM-MD8x8 (hereinafter referred to as MD8x8) is part of the Crestron MediaManager™ line of network devices, room control systems, and signal routing solutions.
QuickMedia Distribution System Crestron QM-MD8x8 Applications The MD8x8 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.
Crestron QM-MD8x8 QuickMedia Distribution System For more information on this and other QM applications, refer to the latest revision of the Crestron MediaManager Control, Switching and Management Applications Guide (Doc. 6244) which can be downloaded from the Downloads | Product Manuals section of the Crestron website (www.crestron.com). The following diagram represents the switching abilities of the MD8x8.
QuickMedia Distribution System Crestron QM-MD8x8 Up to two tiers of MD8X8s can be cascaded to provide up to 64 QM inputs through one MD8x8 as shown in the following block diagram. Multiple QM-MD8x8s Cascaded to One QM-MD8x8 4 • QuickMedia Distribution System: QM-MD8x8 Operations Guide - DOC.
Crestron QM-MD8x8 QuickMedia Distribution System Specifications Specifications for the QM-MD8x8 are listed in the following table. QM-MD8x8 Specifications SPECIFICATION DETAILS Power Requirements 30 Watts (1.25 Amp @ 24 VDC) Default Net ID 06 Control System Update Files 2-Series Control System 1, 2 Version C2-V3.093.
QuickMedia Distribution System Crestron QM-MD8x8 QM-MD8x8 Physical View (Rear) QM-MD8x8 Physical Views 1.70 in (4.32 cm) 17.03 in (43.24 cm) 6.44 in 6.64 in (16.35 cm) (16.86 cm) 16.92 in (42.
Crestron QM-MD8x8 QuickMedia Distribution System QM IN The MD8x8 contains eight QM ports for connecting QM sources. Each QM port has an RJ-45 port for QM signals and a corresponding 4-position mini-terminal block connector for Cresnet control signals. 24 Y Z G For wiring information, refer to “QuickMedia Wiring” on page 11 and “Network Wiring” on page 10. The QM IN ports are separated into two groups; each containing four QM input ports.
QuickMedia Distribution System Crestron QM-MD8x8 QM POWER The MD8x8 contains four 2-position block terminal block connectors that provide 24VDC power to the Cresnet ports in each of the four QM port groups. 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. For more information, refer to “Hardware Hookup” on page 17.
Crestron QM-MD8x8 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 MD8x8’s operating modes, refer to “Operating Modes” on page 30. SYS (System) Press this button to set the MD8x8 to the system mode. When the accompanying LED is illuminated, all switching functions are controlled by the Crestron control system.
QuickMedia Distribution System Crestron QM-MD8x8 Industry Compliance As of the date of manufacture, the MD8x8 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.
Crestron QM-MD8x8 QuickMedia Distribution System Resistance Equation R < 40,000 L x PF Where: R = Resistance (refer to table below). L = Length of run (or chain) in feet. PF = Power factor of entire run (or chain). The required wire gauge should be chosen such that the resistance value is less than the value calculated in the resistance equation. Refer to the table after this paragraph. Wire Gauge Values RESISTANCE (R) WIRE GAUGE 4 16 6 18 10 20 15 22 13 Doubled CAT5 8.
QuickMedia Distribution System Crestron QM-MD8x8 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.
Crestron QM-MD8x8 QuickMedia Distribution System down at the copper connections, pin 1 is on the far right. The following table lists the pin assignments on the RJ-45 connector.
QuickMedia Distribution System Crestron QM-MD8x8 3. From the Viewport menu, select Functions | Set Network ID. The software checks the baud rate and then opens the "Set Network ID" window. 4. In the "Set Network ID" window, select the device requiring a Net ID change from the Current Network Devices text window. 5. Select the new Net ID for the device from the Choose the new network ID for the selected device (Hex): text box. 6. Click Set ID to initiate the change.
Crestron QM-MD8x8 QuickMedia Distribution System “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 the Cresnet ID that the device should be set to and click OK. The number you enter should appear on the list. CAUTION: This function does not prevent you from setting duplicate IDs.
QuickMedia Distribution System Crestron QM-MD8x8 “Serial Number to TSID Conversion Tool” Window 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 TSID numbers may be entered in upper or lower case.
Crestron QM-MD8x8 QuickMedia Distribution System 3. Secure the ear to the unit with three screws from step 1, as shown in the following diagram. Ear Attachment for Rack Mounting USE COVER SCREWS 4. Repeat procedure (steps 1 through 3) to attach the remaining ear to the opposite side. Stacking Four "feet" are provided with the MD8X8 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.
QuickMedia Distribution System Crestron QM-MD8x8 Hardware Connections for the QM-MD8x8 (Back of the Unit is Shown) POWER: 24 VDC TO QM INPUTS 1-4 POWER: 24 VDC TO QM INPUTS 5-8 POWER: 24 VDC TO QM OUTPUTS 5-8 POWER: 24 VDC TO QM OUTPUTS 1-4 QM INPUTS: QUICKMEDIA PORT CARRIES AUDIO, VIDEO, RGB, AND NICROPHONE SIGNALS QM OUTPUTS: QUICKMEDIA PORT CARRIES AUDIO, VIDEO, RGB, AND MICROPHONE SIGNALS CRESNET: TO CONTROL SYSTEM AND OTHER CRESNET DEVICES The required 24 VDC power for each group of QM inputs
Crestron QM-MD8x8 QuickMedia Distribution System NOTE: Power to the QM ports on the MD8x8 can be applied using other configurations. The total power usage of each port group must not exceed the port group’s available input power. Programming Software Have a question or comment about Crestron software? Answers to frequently asked questions (FAQs) can be viewed in the Online Help section of the Crestron website (www.crestron.com).
QuickMedia Distribution System Crestron QM-MD8x8 This section explains how to create a SIMPL Windows program that includes an MD8x8. Configuration Manager is where programmers “build” a Crestron control system by selecting hardware from the Device Library. In Configuration Manager, drag the QM-RMCRX from the Control Systems folder of the Device Library and drop it in the upper pane of the System Views. The QM-RMCRX with its associated communication ports is displayed in the System Views upper pane.
Crestron QM-MD8x8 QuickMedia Distribution System Setting the Net ID in Device Settings Double-click the QM-MD8x8 icon in the upper pane to open the “Device Settings” window. This window displays QM-MD8x8 device information. The Net ID can be changed in this window using the Net ID tab, as shown in the following figure. “QM-MD8x8 Device Settings” Window NOTE: This procedure sets the Net ID for the MD8x8 in the program only. It does not automatically set the Net ID for the MD8x8 itself.
QuickMedia Distribution System Crestron QM-MD8x8 QM-MD8x8 Digital Input Signal Descriptions INPUT VideoEnter AudioEnter FrontPanelLockout DESCRIPTION This input enables the video source select analog for as long as the input remains high. For most applications, this input should be set high, which will allow all video sources to propagate to the QM outputs immediately. This input enables the audio source select analog for as long as the input remains high.
Crestron QM-MD8x8 QuickMedia Distribution System Signal Values for AudioOut Selections SIGNAL VALUE 0 1 2 3 4 5 6 7 8 SOURCE Mutes the audio output Selects audio input 1 Selects audio input 2 Selects audio input 3 Selects audio input 4 Selects audio input 5 Selects audio input 6 Selects audio input 7 Selects audio input 8 NOTE: Use an Analog Initialize to send a decimal input signal to the symbol.
QuickMedia Distribution System Crestron QM-MD8x8 Example Program An example program for the MD8x8 is available from the Crestron FTP site (ftp://ftp.crestron.com/Examples/). Search for the file named QM_8X8_DEMO.ZIP that contains the example program, associated files and a README.TXT file that describes the program. Programming with VisionTools™ Pro-e Touchpanel screens should be created in VisionTools Pro-e to allow switching of source signals to desired outputs as well as selection of the system mode.
Crestron QM-MD8x8 QuickMedia Distribution System Communication Settings NOTE: For laptops and other PCs without a built-in RS-232 port, Crestron recommends the use of PCMCIA cards, rather than USB-to-serial adapters. If a USB-to-serial adapter must be used, Crestron has tested the following devices with good results: Belkin (large model) F5U103 I/O Gear GUC232A Keyspan USA-19QW (Discontinued) Results may vary depending on the computer being used.
QuickMedia Distribution System Crestron QM-MD8x8 Setup | Communications Settings Command 3. Select RS-232 as the connection type. Verify that an available COM port (COM 1 is shown after this step) is selected, and that all communication parameters and necessary options from the “Port Settings” window are selected as shown after this step. Click the OK button to save the settings and close the window.
Crestron QM-MD8x8 QuickMedia Distribution System established, refer to the “Troubleshooting Communications” section in the respective Operations Guide for the control system. Uploading a SIMPL Windows Program A control system source file has the extension .smw. A compiled SIMPL Windows file has the extension .spz for a 2-Series control system. The SIMPL Windows file can be uploaded to the control system using SIMPL Windows or via the Crestron Viewport. Upload via SIMPL Windows 1. Start SIMPL Windows.
QuickMedia Distribution System Crestron QM-MD8x8 “Send Program” Window 4. To verify that the program has been transferred successfully, select Diagnostics | Report Program Information. This should display a window that provides details about the current program loaded into the control system. Firmware Upgrade A firmware upgrade file has the extension .upg. To take advantage of all the MD8x8 features, it is important that the unit contains the latest firmware available.
Crestron QM-MD8x8 QuickMedia Distribution System 3. As shown after this step, select the Net ID of the MD8x8 and then click OK. The “Open” window appears (refer to the subsequent graphic). “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 4. Operations Guide - DOC. 6260 Browse to the desired .upg file and click Open to begin the transfer.
QuickMedia Distribution System Crestron QM-MD8x8 Operation Operating Modes The MD8x8 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 MD8x8. When operating in the local mode, all switching functions are controlled by the buttons on the front panel.
Crestron QM-MD8x8 QuickMedia Distribution System 3. Select the input to be switched by pressing its corresponding button. 4. Select the destination(s) where the signal is to be switched. If an output’s LED is lit, the input signal will be routed there. To disable a routing destination, press the output button again. The LED will turn off. NOTE: If a button-press causes a change to the current switching schema, the ENTER LED will flash rapidly. 5. Press ENTER to enable the new signal routes.
QuickMedia Distribution System Crestron QM-MD8x8 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-MD8x8 Troubleshooting TROUBLE POSSIBLE CAUSE(S) CORRECTIVE ACTION PWR LED does not illuminate. MD8x8 is not receiving power. Verify that cables plugged into the NET ports are secure. NET LED does not illuminate. MD8x8 Net ID is not correct.
Crestron QM-MD8x8 QuickMedia Distribution System Future Updates As Crestron improves functions, adds new features, and extends the capabilities of the MD8x8, 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. Check the Crestron website (www.crestron.com) periodically for manual update availability and its relevance.
QuickMedia Distribution System Crestron QM-MD8x8 Appendix: Serial Protocol All commands and responses are printable ASCII and are terminated with a (\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 MD8x8 using serial commands, digital and analog commands should not be used.
Crestron QM-MD8x8 QuickMedia Distribution System NOTE: The setting for the verbose mode is retained even after power to the MD8x8 is cycled. NOTE: Commands can be sent to the MD8x8 regardless of the status of the verbose mode. Verbose Mode Commands COMMAND FUNCTION R0\r R1\r R?\r Verbose mode off Verbose mode on Get verbose mode status When the state of the verbose mode changes to on, or if polled for status, the MD8x8 replies with one of the responses listed in the following table.
QuickMedia Distribution System Crestron QM-MD8x8 When the verbose mode is on and the routing status changes while the MD8x8 is in the system mode, or if the MD8x8 is polled for the status of an output, the MD8x8 replies with one of the responses listed in the following table.
Crestron QM-MD8x8 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 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. 2.
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Crestron Electronics, Inc. 15 Volvo Drive Rockleigh, NJ 07647 Tel: 888.CRESTRON Fax: 201.767.7576 www.crestron.com Operations Guide – DOC. 6260 06.04 Specifications subject to change without notice.
