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H A RDW A RE REF EREN CE M A N UA L
DX L I N K ™ TW I STED PA I R
TRA N S M I TTE RS / R E C E I VE R
DX -TX, D X- TX -W P, D X- TX- DWP, D X- RX , AVB -T X- HD MI -D XL IN K

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Summary of Contents for AMX DX-TX

  • Page 1 H A RDW A RE REF EREN CE M A N UA L DX L I N K ™ TW I STED PA I R TRA N S M I TTE RS / R E C E I VE R DX -TX, D X- TX -W P, D X- TX- DWP, D X- RX , AVB -T X- HD MI -D XL IN K...
  • Page 2: Important Safety Instructions

    COPYRIGHT NOTICE AMX© 2015, all rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of AMX. Copyright protection claimed...
  • Page 3 WEEE (recast) Directive 2012/19/EU; European Union Eco-Design Directive 2009/125/EC; European Union Registration, Evaluation, Authorization and Restriction of Chemicals (REACH) Directive 2006/121/EC. You may obtain a free copy of the Declaration of Conformity by visiting http://www.amx.com/techcenter/certifications.asp. WEEE NOTICE: This appliance is labeled in accordance with European Directive 2012/19/EU concerning waste of electrical and electronic equipment (WEEE).
  • Page 4: Table Of Contents

    DX-RX – Applying Power......................46 Serial Data Transfer and IR Flow Control.................. 47 Optional: DX-TX, HDMI TX, and DX-RX – Wiring for Serial Data Transfer........47 Optional: DX-TX, HDMI TX, and DX-RX – IR Control ..............48 ID Pushbutton Functions......................49 DX-RX Scaling Button and Scaling Modes .................
  • Page 5 CONTENTS IRL File Transfers .....................60 Overview ............................ 60 Preparing for IRL File Transfers ....................61 Transferring IRL Files ........................ 62 NetLinx Programming of DXLink Transmitters and Receivers .........64 Overview ............................ 64 Device Numbering and Ports..................... 64 CHANNELs..........................65 DXLink Receiver Video SEND_COMMANDs................. 66 DXLink Receiver Audio SEND_COMMANDs ................
  • Page 6 CONTENTS Master Connection Modes......................98 Notes on Specific Telnet Clients....................99 Appendix C - Virtual NetLinx Master ..............100 Overview Virtual NetLinx Master (Masterless)................ 100 Setting PC to Static IP Address ....................100 Creating a Virtual Master ......................101 Preparing a DXLink Unit to Work with a Virtual Master............102 Appendix D –...
  • Page 7: Product Overview And Specifications

    DXLink Multi-Format Wallplate Transmitter, the DXLink Multi-Format Decor Style Wallplate Transmitter (US), and the DXLink HDMI Receiver Module listed in the table below. In this manual, these products will be referred to as the DX-TX, HDMI TX, Wallplate TX, Decor Wallplate TX, and the DX-RX. When referring to all four of the transmitter units, the term Transmitters will be used.
  • Page 8: Product Compatibility Tables

    Stereo Audio Out port if it originated as a 2 channel audio signal. The 232 port (RS-232) on the DX-RX supports bidirectional serial data via the twisted pair cable to/from the 232 port on the DX-TX or HDMI TX. The DX-RX features SmartScale® Technology (integrated EDID output scaling) to ensure an appropriate output resolution, plus it supports a Manual (override) option for setting up custom resolutions and a Bypass option.
  • Page 9: Dxlink Transmitter And Receiver Features

     (Extender Mode) Power over DXLink (twisted pair cable) support when used with a switcher or with an approved AMX Power over DXLink  device (for power budget information when used with an Enova DGX Digital Media Switcher, see page 31) ®...
  • Page 10: Transmitters

    USB LED – When illuminated, the LED indicates that the USB port is connected and enabled  ID Pushbutton – Places the DX-TX or HDMI TX in ID Mode for setting the NetLinx ID (device only) and provides additional ...
  • Page 11 Yellow Serial RX active communication NetLinx Link/Act Green Active LAN connection to an AMX Network (Blinking = #3 Toggle OFF) NetLinx Status Green LAN connection is active NOTE: For detailed behavior of the NetLinx Link/Act and Status LEDs on the module’s front, see page 50. For detailed behavior of the RJ-45 connector LEDs on the module’s rear, see page 40.
  • Page 12 (S = Status) indicates unit status DXLink LEDs (bottom) – Left yellow LED indicates HDCP status; right green LED indicates that a valid DXLink connection has  been established DXLink Decor Wallplate TX (DX-TX-DWP) Front View Reset button Program port Power LED...
  • Page 13 Power (from switcher) is applied to the unit LEDs (bottom edge of Wallplate TX) NetLinx - L (Link) Green Active LAN connection to an AMX Network (Blinking = #3 Toggle OFF) NetLinx - S (Status) Green • Speed status is 100 Mbps •...
  • Page 14 NetLinx control port from a networked NetLinx Central Controller. USB Port – The USB-B port on the rear of the DX-TX and HDMI TX is connected to a PC and supports a USB device. This is ...
  • Page 15: Receiver

    Product Overview and Specifications Power Jack – The power receptacle is a 2.1 mm DC jack for connecting power. Power can come from a locally connected DC  supply of 12 V. The automatically adjusting universal 110/220 IEC power supply is provided. The power supply is ENERGY ®...
  • Page 16: Receiver Rear View

    NetLinx Link/Act Green Active LAN connection to an AMX Network (Blinking = #3 Toggle OFF) * When the output cable is disconnected from the DX-RX or if no EDID can be found on the destination device, the last used Scaling Mode LED will be ON.
  • Page 17: Common Features/Functionality

    Product Overview and Specifications NOTE: The DX-RX can also be powered through the DXLink connector when it is attached to a DXLink Output Board in an Enova DGX Switcher. We recommend calculating the power budget for the switcher to maintain the redundancy of its power supplies (see page 31).
  • Page 18 DX-TX and HDMI TX The USB-B port on the rear of the DX-TX and HDMI TX can be connected to a PC to support a USB device. This port is considered the Host port, which is used in conjunction with the USB-A port on the rear of the DX-RX. As the Host port, it is connected to a PC and passes through information via the DXLink connection to the DX-RX.
  • Page 19 CC-NIRC – NetLinx IR Emitter Cable (FG10-000-11). The CC-NIRC can be connected to the IR TX port on the Transmitter  or to the IR TX port on the DX-RX. This allows IR signals to be sent to the source device from the DX-TX or HDMI TX or to the display device from the Receiver.
  • Page 20: Quick Reference Tables For Modes

    Product Overview and Specifications Quick Reference Tables for Modes The modes listed in the following three tables are those supported by DXLink Transmitters and Receivers. The Quick Reference Tables are intended to help users navigate the many modes available for system setup and use. For complete information on any of the modes listed, see the relevant sections or chapter referenced at the end of the Descriptions.
  • Page 21 FG1010-300 – DXLink HDMI TX Module (discontinued)  FG1010-320-BL – DX-TX-WP, Black*  FG1010-320-WH – DX-TX-WP, White*  FG1010-325-BL – DX-TX-DWP (US), Black*  FG1010-325-WH – DX-TX-DWP (US), White*  FG1010-500 – DX-RX  * A limited set of specifications apply, as the Wallplate TX and Decor Wallplate TX have a limited set of features when compared to the DX-TX and HDMI TX.
  • Page 22 Value DXLink Power • DXLink Twisted Pair Transmitters (DX-TX, DX-TX-DWP, and DX-TX-WP): Power can also be supplied by a DXLink Power sourcing device such as an Enova DGX 8/16/32/64 Digital Media Switcher or compatible Enova DVX All-In-One Presentation Switcher (DVX-3155HD, 3156HD, or 2155HD), PS-POE-AT-TC High Power PoE Injector (FG423-84) or PDXL-2 Power over DXLink Controller (FG1090-170).
  • Page 23 DX-RX (Transmitters require f irmware v1.2.40 or later; Receivers require f irmware v1.0.80 or later). AMX does not support the use of power supplies other than the one provided or power injectors other than those listed as they may potentially damage DXLink equipment.
  • Page 24 DXLink Twisted Pair Receiver or a DXLink Fiber Receiver USB (HID) Wallplate TX and • DX-TX-WP: (1) USB Mini-B (“Host”); DX-TX-DWP: (1) USB Mini-AB (“Host”) Decor Wallplate TX • Connect a DXLink Twisted Pair Decor Transmitter to a PC and emulate keyboard and mouse...
  • Page 25 Video formats @ 60 Hz frame rate: In Scaling mode, audio leads video by 11 ms typical (3 ms to 19 ms). In Bypass mode, audio lags video by 14 ms. Analog Video Specif ications Parameter Value DX-TX, Wallplate TX, and Decor Wallplate TX Compatible Formats • RGBHV, RGBS, RGsB • Y/Pb/Pr (HDTV) • Y/C (S-Video), C (Composite)
  • Page 26 3.5 mm mini-stereo jack (analog stereo) * S/PDIF specifications do not apply to the Wallplate TX or to the Decor Wallplate TX. AMX reserves the right to modify its products and their specifications without notice. Hardware Reference Manual – DXLink™ Twisted Pair Transmitters/Receiver...
  • Page 27: Installation And Setup

    Collect all documentation.  NOTE: Please save the original shipping container and packing materials. AMX is not responsible for damage caused by insuff icient packing during return shipment to the factory. Shipping boxes are available; for details, contact your AMX representative.
  • Page 28 HDMI over twisted pair cable (or DVI-D signals with the use of a DVI-to-HDMI cable adapter, or analog video signals through a DX-TX, Wallplate TX, or Decor Wallplate TX). The Transmitter receives an HDMI signal and an audio signal from a source device. The audio can be either digital audio embedded with the HDMI signal, digital audio over S/PDIF (S/PDIF is not available on the Wallplate TX or Decor Wallplate TX), or analog stereo audio.
  • Page 29 If Receivers are part of an Enova DGX 8/16/32/64 system which requires scaler control and settings, see the switcher’s  manual for information on the scaling functionality in DGX Configuration Software (available at www.amx.com). SEND_COMMANDs can also be used (see page 64).
  • Page 30 Installation and Setup Functions of DXLink Transmitters and Receivers The diagram in FIG. 14 shows the functions of DXLink Transmitters and Receivers. The example descriptions contain the device HDCP key count when used in conjunction with DXLink Boards in an Enova DGX Digital Media Switcher and when using a Transmitter and Receiver as a standalone pair.
  • Page 31 328 feet (100 m). The standalone setup supports DVI-D signals with the use of a DVI-to-HDMI cable adapter. A DX-TX and DX-RX pair can also support an analog video source. In systems with a Wallplate TX or Decor Wallplate TX, power can be provided to the units via the DXLink line by connecting a DXLink power injector to the Wallplate and using either the desktop power supply or another DXLink power injector with the DX-RX.
  • Page 32 DXLink power injector (must be AMX approved). IMPORTANT: AMX does not support the use of any power supplies other than the provided ones or power injectors other than the ones approved as they may potentially damage the DXLink equipment.
  • Page 33 Installation and Setup Avoiding Network (Ethernet) Loops CAUTION: Be careful not to create a network (Ethernet) loop. Only one connection to a LAN is permitted within a switching system with DXLink support. Network loops must be avoided (see FIG. 17). This applies to systems with DXLink Twisted Pair Modules and/or DXLink Fiber, Duplex units in Bidirectional Mode. Example In the example in FIG.
  • Page 34 Installation and Setup DIP Switch Location TIP: For easiest access to the DIP switch toggles, we recommend setting them before installation. DIP switch toggles for enabling/disabling special Receiver/Transmitter functionality are located on the bottom of the Receiver and the Transmitters (FIG. 18), on the rear of the Wallplate TX (left in FIG. 19), and on the front of the Decor Wallplate TX (right in FIG.
  • Page 35 Installation and Setup Setting DIP Switch #2 to Set the DXLink Mode #2 Toggle can be set to automatically or manually select the DXLink Mode (to either Extender or Endpoint) for a given Transmitter/ Receiver Module. Default state for #2 Toggle OFF is auto selection of DXLink Mode based on connection to another device. When it’s ON, the default is Endpoint Mode (used for Master controlled serial/IR data transfer).
  • Page 36 * Connect the ICS LAN 10/100 port of the DXLink unit to the network device (e.g., laptop, IP controlled projector, AMX ICSLan EXB Device). In a standalone setup, connect the ICS LAN 10/100 port of the other DXLink unit to the network.
  • Page 37 Installation and Setup Mounting Options for Wallplates Wallplate TX – The holes in the Wallplate TX’s mounting bracket are designed to accommodate a variety of double-gang back boxes using two or four screws. Two types of screws are provided: standard and metric. Be sure to orient the mounting bracket as shown in FIG.
  • Page 38 Installation and Setup Remove the designated ground screw and washer from the rear of the module. Designated ground screw and washer Remove designated ground screw and washer FIG. 22 Secure the ring terminal of the ground wire against the chassis with the ground screw and washer. Ensure the ground wire is positioned so that it does not interfere with any of the connectors.
  • Page 39 For more details and helpful cabling information, reference the white paper titled “Cabling for Success with DXLink” available at www.amx.com or contact your AMX representative. * “Common building” is defined as: Where the walls of the structure(s) are physically connected and the structure(s) share a single ground reference.
  • Page 40 Installation and Setup RJ-45 LEDs RJ-45 Connector LEDs ICS LAN 10/100 Connector LEDs (modules only) The following information applies to the LEDs on the ICS LAN 10/100 connector on the modules (FIG. 27). Note that #1 Toggle must be set to ON or ICS LAN functionality will not be provided. Link/Activity (L/A) Green LED: Green LED ...
  • Page 41 Installation and Setup NOTE: If the RJ-45 connector is upside down compared to the one in FIG. 29, the yellow LED will be on the right and the green LED on the left. On rear of all DXLink units Front of Decor Wallplate TX Yellow LED Green LED DXLink LEDs...
  • Page 42: Wallplate Transmitters - Attaching Signal/Transport Cables

    Installation and Setup Wallplate Transmitters – Attaching Signal/Transport Cables IMPORTANT: If network connection is required before attaching cables, set DIP switch #3 Toggle. – IMPORTANT: Do not use the RJ-45 connector on rear for connecting to a standard Ethernet Network. To attach signal and transport cables to a Wallplate TX or Decor Wallplate TX: Install double-gang back box.
  • Page 43 Power (from switcher or DXLink power injector) is applied LEDs (bottom edge of Wallplate TX) NetLinx - L (Link) Green Active LAN connection to an AMX Network (Blinking = #3 Toggle OFF) NetLinx - S (Status) Green • Speed status is 100 Mbps •...
  • Page 44: Dx-Tx Or Hdmi Tx - Attaching Signal, Transport, And Control Cables

    IMPORTANT: If desktop power is used to power the Transmitter, only the provided desktop power supply should be used and it must not be altered in any way. Remote power can only be provided via a switcher or a DXLink power injector. AMX does not support the use of any other power supplies or power injectors as these may potentially damage the DXLink equipment.
  • Page 45: Dx-Rx - Attaching Signal And Control Cables

    Attach signal and control cables to HDMI RX FIG. 32 DXLink (input) connector – Attach a twisted pair cable from the switcher (or DX-TX or HDMI TX) to the DXLink connector on the DX-RX. HDMI Out connector – Attach the HDMI cable that goes to the destination device.*...
  • Page 46: Dx-Rx - Applying Power

    Yellow Serial RX active communication NetLinx Link/Act Green Active LAN connection to an AMX Network (Blinking = #3 Toggle OFF) NetLinx Status Green LAN connection is active * When the output cable is disconnected from the DX-RX or if no EDID can be found on the destination device, the last used Scaling Mode LED will be ON.
  • Page 47: Serial Data Transfer And Ir Flow Control

    DIP switch #2 Toggle must be set to OFF on each module. The RS-232 port labels are relative to the data flow. On the DX-TX or HDMI TX, data enters the system at the RX label and leaves the system at the TX label on the Receiver (FIG.
  • Page 48: Optional: Dx-Tx, Hdmi Tx, And Dx-Rx - Ir Control

    Installation and Setup Optional: DX-TX, HDMI TX, and DX-RX – IR Control For additional information on the IR03 and CC-NIRC, which are required for IR control, see page 19. (The IR03 and CC-NIRC are not included with the modules.) A compatible remote control unit can also be used with the system. In addition to being directly connected to a device, this port can be connected as an independent native NetLinx control port from a networked NetLinx Central Controller.
  • Page 49: Id Pushbutton Functions

    Bypass Mode – allows the video signal to display over the destination device without altering the signal’s resolution.  ® Auto Mode (default) – allows the destination device to choose the resolution it needs (this mode is AMX’s SmartScale  Technology in action).
  • Page 50: Detailed Netlinx (Link/Act And Status) Led Behavior

    Installation and Setup Detailed NetLinx (Link/Act and Status) LED Behavior The tables below provide detailed descriptions of all blink patterns for the NetLinx Link/Act and Status LEDs on the front of the Transmitter and Receiver Modules. NOTE: The term “light show” refers to the back-and-forth scanning pattern of the LEDs associated with the LEDs on the modules. Module Operational State as Indicated by LEDs To determine the operational state (normal boot) of a module by its LEDs, check both the Link/Act and Status LED columns.
  • Page 51: Dxlink Tx/Rx In A Multiple-Stage Switching System

    DXLink port will automatically disable all Ethernet, power, and control on that connection port so that the only things passed down the DXLink line are the video and audio signals. When connecting switching systems via DXLink ports, AMX recommends no more than three switcher throughputs (see the ...
  • Page 52: Network Configuration

    Network Configuration Network Conf iguration Overview IMPORTANT: If the TXs/RXs are connected to an Enova DGX 100 Series Switcher using auto-setup, see the “Hardware Reference Manual – Enova DGX 100 Series Digital Medial Switchers” for network conf iguration information. NOTE: If a DXLink module or wallplate has been conf igured for auto-setup mode and then auto-setup mode has been disabled, the unit may take longer to appear in NetLinx Studio than expected (1-2 minutes).
  • Page 53: Tcp/Ip Address Configuration

    57). External Master Versions If the DXLink Module is bound to an external Master, we recommend using the versions listed in the table below, which can be found on the product’s page at www.amx.com. External Master Versions Master Minimum Version NX x200 v1.3.106...
  • Page 54: Offline Recovery Mechanism For Dxlink Devices

    Network Configuration Offline Recovery Mechanism for DXLink Devices Offline Recovery Mechanism – A new, optional, recovery mechanism for DXLink devices in the rare occurrence that these devices move from online to offline status for an extended period of time. The default setting for the recovery mechanism is OFF, but may be enabled for environments where the DXLink device could lose connectivity to the Master for 5 minutes or longer.
  • Page 55: Factory Default Parameters

    DNS2 (for static mode) 192.168.1.1 DNS3 (for static mode) 192.168.1.1 DNS Domain amx.com Hostname Model (e.g., DX-RX); after factory reset, model with last 7 digits of serial # Master Connection Mode NDP - For details, see page 20. Master URL “”...
  • Page 56: Device Ids

    Network Configuration Device IDs Device IDs Model ID (16-bits) Bound ID (16-bits) Unbound Multi-Format TX Module (DX-TX) 0x017F 0x014B HDMI-TX Module (AVB-TX-HDMI-DXLINK) 0x017C 0x014B Multi-Format Wallplate TX (DX-TX-WP) 0x017E 0x014B Decor Wallplate TX (DX-TX-DWP) 0x018B ______ HDMI-RX Module (DX-RX) 0x017D...
  • Page 57 ID Mode in NetLinx Studio or the momentary press will be ignored. NOTE: The latest version of NetLinx Studio is available to download and install from www.amx.com. Refer to the NetLinx Studio online help for instructions on using the application.
  • Page 58 Network Configuration To reset a Transmitter or Receiver Module to its factory default settings: Press and hold the ID Pushbutton while plugging in the power connector. Start counting when the NetLinx LEDs begin to flash in unison, not when the power connector is inserted. Once the Transmitter or Receiver Module has started booting up, both NetLinx LEDs flash in unison at the rate of once per ...
  • Page 59 Network Configuration To restore Wallplate TX or Decor Wallplate TX to its factory default f irmware image: NOTE: ID Pushbutton and the Reset button are located on the left edge of the Wallplate TX and on the front of the Decor Wallplate TX. Press and hold the ID Pushbutton.
  • Page 60: Irl File Transfers

    IRL File Transfers Overview The NetLinx Studio software application (available for free download from www.amx.com) provides the ability to transfer IR Library files to NetLinx devices such as DXLink Transmitters and Receivers. When a Transmitter and/or a Receiver are being used in conjunction with a switcher, the switcher’s integrated Master is used for the IRL file transfer.
  • Page 61: Preparing For Irl File Transfers

    Go to www.amx.com and login as a Dealer to download the latest version.  Download the applicable IRL file from www.amx.com (Partners / Search Devices) to your PC. Verify the following: Verify that an Ethernet/RJ-45 cable is connected from the switcher’s integrated Master to the network (e.g., from the LAN 100/1000 port on the Enova DGX to a LAN).
  • Page 62: Transferring Irl Files

    IRL File Transfers Transferring IRL Files The File Transfer tool in NetLinx Studio is used to map IRL files to DXLink Transmitters and Receivers. The instructions below assume that the preparations on the previous pages have been completed. To send an IR Library (*.IRL) f ile to a Transmitter or Receiver: In NetLinx Studio, select Tools >...
  • Page 63: Additional Documentation

    Additional Documentation For additional information on using NetLinx Studio, refer to the WebConsole & Programming Guide – NI & DVX Central Controllers and the WebConsole & Programming Guide – NX-Series Controllers (available at www.amx.com). Additional IRL Information Unlike NetLinx NI-Controllers, ICSLan powered devices (such as the DXLink Transmitter and Receiver units) are not capable of having their IRL files received via the File Transfer dialog box, nor do they support the SEND_COMMAND: LOADIRL.
  • Page 64: Netlinx Programming Of Dxlink Transmitters And Receivers

    Port 4 – IR RX Port 5 – USB Port 6 – Video/Audio Output Port 7 – Video/Audio Input Port 8 (DX-TX only) – Analog Video Input Transmitters (Wallplate TX and Decor Wallplate TX) Port 1 – Serial Port 2 – Not used Port 3 –...
  • Page 65: Channels

    NOTE: For additional information on NetLinx Studio, refer to the “WebConsole & Programming Guide – NI & DVX Central Controllers” and the “WebConsole & Programming Guide – NX-Series Controllers” (available at www.amx.com). NOTE: All command text is based on a Unicode index.
  • Page 66: Dxlink Receiver Video Send_Commands

    NetLinx Programming of DXLink Transmitters and Receivers DXLink Receiver Video SEND_COMMANDs DXLink Receiver Video SEND_COMMANDs are sent to Port 6. NOTE: Asynchronous notif ications are not available for the Receivers via NetLinx Studio (or Telnet). Video SEND_COMMANDs (Receivers), continued Command Description ?VIDOUT_SCALE Syntax:...
  • Page 67 NetLinx Programming of DXLink Transmitters and Receivers Video SEND_COMMANDs (Receivers), continued VIDOUT_ASPECT_RATIO Syntax: Sets the aspect ratio preference of SEND_COMMAND <DEV>,"'VIDOUT_ASPECT_RATIO-<ratio>'" Valid responses: the video through the Receiver to Stretch, Maintain, Zoom, or ratio = STRETCH, MAINTAIN, ZOOM, ANAMORPHIC Anamorphic. Example: (For explanations of the ratio SEND_COMMAND dvRX,"'VIDOUT_ASPECT_RATIO-ZOOM'"...
  • Page 68: Dxlink Receiver Audio Send_Commands

    IMPORTANT: If a Solecis switcher is used to transport the source’s signal to an Enova DGX mode for the video input signal on switcher, this command must be sent directly to the Solecis unit. the DX-TX, Wallplate TX, or Decor Syntax: Wallplate TX (Enable or Disable).
  • Page 69 ?INPUT-VIDEO IMPORTANT: This command must be sent to Port 1. Requests the video input being used Syntax: on the DX-TX, Wallplate TX, or Decor SEND_COMMAND <DEV>,"'?INPUT-VIDEO,6'" Wallplate TX: either the digital video Example: (Input 7) or the analog video SEND_COMMAND dvMFTX,"'?INPUT-VIDEO,6'"...
  • Page 70 NetLinx Programming of DXLink Transmitters and Receivers Video SEND_COMMANDs (Transmitters) VIDIN_RES_REF IMPORTANT: Send to Port 7 or Port 8. Sets the resolution and refresh rate Syntax: of the video through the Transmitter. SEND_COMMAND <DEV>,"'VIDIN_RES_REF- <horizontal>x<vertical>,<rate>'" Valid responses: • horizontal = An integer value representing the horizontal. •...
  • Page 71 NetLinx Programming of DXLink Transmitters and Receivers Video SEND_COMMANDs (Transmitters) VIDIN_HDCP IMPORTANT: Send to Port 7. Sets the video input HDCP NOTE: When VIDIN_HDCP is disabled, the addressed video input will appear to any source as compliance setting of the video input not being HDCP compliant.
  • Page 72: Dxlink Transmitter Audio Send_Commands

    HDMI signal through the TX. format = HDMI, SPDIF, ANALOG Example: NOTE: When the DX-TX is set to route digital video (input 7), you SEND_COMMAND dvTX,"'AUDIN_FORMAT-ANALOG'" can select from the HDMI, SPDIF, or IMPORTANT: The order of precedence...
  • Page 73: Ir Send_Commands

    NetLinx Programming of DXLink Transmitters and Receivers IR SEND_COMMANDs DXLink Transmitter and Receiver Module IR CHANNELS and SEND_COMMANDs are sent to Port 3 (IR output). IR CHANNELs Channel Function 1-255 Generate the IR or serial command assigned to that channel. IR SEND_COMMANDs IR SEND_COMMANDs (Transmitters and Receivers) Command...
  • Page 74 NetLinx Programming of DXLink Transmitters and Receivers IR SEND_COMMANDs (Transmitters and Receivers) CTON This command sets the pulse length for each pulse generated by the 'CH' (see previous page) or 'XCH' (see next page) Send Commands in tenth of a second increments. Set the total time of IR pulses Syntax: transmitted and is stored in non-...
  • Page 75 NetLinx Programming of DXLink Transmitters and Receivers IR SEND_COMMANDs (Transmitters and Receivers) Syntax: Transmit IR codes. SEND_COMMAND <DEV>,"'XCH <channel>'" Valid response: channel = 0 to 999. NOTE: For detailed usage examples, refer to the 'XCHM' command. XCHM Syntax: Changes the IR output pattern for SEND_COMMAND <DEV>,"'XCHM <extended channel mode>'"...
  • Page 76: Serial Send_Commands

    NetLinx Programming of DXLink Transmitters and Receivers Serial SEND_COMMANDs DXLink Module SERIAL SEND_COMMANDs are sent to Port 1. Serial SEND_COMMANDs (Transmitters and Receivers) Command Description B9MOFF This command works in conjunction with the 'B9MON' command. • Disables 9-bit in 232 mode. Set the port’s communication parameters for stop and data bits •...
  • Page 77: Dxlink Transmitter Usb Send_Commands

    NetLinx Programming of DXLink Transmitters and Receivers Serial SEND_COMMANDs (Transmitters and Receivers) RXON This command is automatically sent by the Master when a 'CREATE_BUFFER' program instruction is executed. Start transmitting received Syntax: characters to the Master. Enables sending incoming received SEND_COMMAND <DEV>,"'RXON'"...
  • Page 78: Dxlink Receiver Usb Send_Commands

    NetLinx Programming of DXLink Transmitters and Receivers DXLink Receiver USB SEND_COMMANDs DXLink Receiver USB SEND_COMMANDs are sent to Port 5. USB SEND_COMMANDs (Transmitter) Command Description ?USB_HID_ROUTE Syntax: Requests the IP address or hostname SEND_COMMAND <DEV>,"'?USB_HID_ROUTE'" Example: of the host device (Transmitter) sending USB keyboard/mouse data SEND_COMMAND dvRX,"'?USB_HID_ROUTE'"...
  • Page 79: Dxlink System Send_Commands

    NetLinx Programming of DXLink Transmitters and Receivers DXLink System SEND_COMMANDs DXLink System SEND_COMMANDs can be sent to any port on the Transmitters or Receiver. DXLink System SEND_COMMANDs (Transmitters and Receivers) Command Description ?DXLINK Syntax: Requests the current mode for the TX SEND_COMMAND <DEV>,"'?DXLINK'"...
  • Page 80 NetLinx Programming of DXLink Transmitters and Receivers DXLink System SEND_COMMANDs (Transmitters and Receivers) PERSISTAV Syntax: DX-RX: Only used to save the SEND_COMMAND <DEV>,"'PERSISTAV'" Example: Receiver’s Power-On Scaler settings/ mode to the DGX DXLink Output SEND_COMMAND dvRX,"'PERSISTAV'" Boards for DGX Configuration Software.
  • Page 81: Send_String Escape Sequences

    NetLinx Programming of DXLink Transmitters and Receivers SEND_STRING Escape Sequences The DXLink Modules support several special SEND_STRING escape sequences. If any of the character combinations listed below are found anywhere within a SEND_STRING program instruction, they will be treated as a command and not the literal characters. Use the ESCSEQON and ESCSEQOFF NetLinx SEND_COMMANDS to control whether these are active or not.
  • Page 82: Enova Dvx Switchers - Dxlink Send_Commands

    Additional SEND_COMMANDs for Enova DVX Switchers can be found in the specific product manual at www.amx.com. IMPORTANT: The #3 Toggle on the Transmitter or Receiver must be set to ON before the commands in the table below are sent to the switcher.
  • Page 83: Troubleshooting

    Troubleshooting Troubleshooting Overview The troubleshooting suggestions/strategies provided apply to the Transmitters and the Receiver, unless otherwise noted. Five potential types of issues are covered in this chapter: Basic troubleshooting  Determining HDCP compliance  Power  DXLink connections  Network setup ...
  • Page 84: Dxlink Connection Issues

    Troubleshooting Important Power Considerations for Enova DGX Systems Local power – Local power (the desktop power supply) always takes precedence over power via the DXLink line from the  switcher. However, if a locally powered module is connected to a switcher and the local power is lost (i.e., unplugged or turned off), the module will power down and then automatically power back up using power from the switcher via the DXLink connection (increasing the overall power draw on the switcher).
  • Page 85: Network Setup Issues

    Troubleshooting DXLink LED Patterns When Connection is Failing If the green / yellow DXLink LEDs on a unit do not have one of the normal patterns as stated in the table above, check the patterns in the table below and then check the items listed in the corresponding Troubleshooting column. LED Patterns –...
  • Page 86: Technical Support

    If this manual has not satisfactorily answered your questions regarding the DXLink Transmitters and Receivers or they are not operating as expected, please contact your AMX representative or technical support. Have the serial numbers for the modules ready. If the modules are connected to a switcher, locate the serial number for the switcher too.* We recommend recording the serial numbers in an easily accessible location.
  • Page 87: Appendix A - Upgrading The Firmware

    Overview The NetLinx Studio software application (available for free download from www.amx.com) provides the ability to transfer KIT files to NetLinx devices such as DXLink Transmitters and Receivers. The firmware on the Transmitters and Receivers can be upgraded in the field.
  • Page 88: Preparing For Kit File Transfers

    Go to www.amx.com and login as a Dealer to download the latest version.  Download the latest Firmware (KIT) file from www.amx.com on the DXLink Transmitter or Receiver product page to your PC. (Place KIT files on a local drive for speedy throughput.) Verify the following: Verify that an Ethernet/RJ-45 cable is connected from the switcher’s integrated Master to the network (e.g., from the...
  • Page 89 Appendix A - Upgrading the Firmware Firmware Versions The following table contains firmware version information for the DXLink units. DXLink Firmware Versions Applies to Version # Date Differences HDMI RX 1.0.80 10/19/2012 • A/V SEND_COMMANDs respond with STRINGs and earlier •...
  • Page 90: Transferring Kit Files

    Appendix A - Upgrading the Firmware Transferring KIT Files The system will be non-operational during the upgrade procedure below. The Firmware Transfers tool in NetLinx Studio is used to map KIT files to DXLink Transmitters and Receivers. The instructions below assume that the preparations on the previous pages have been completed.
  • Page 91: Appendix B - Telnet (Terminal) Commands

    Welcome Banner with and without Security Enabled: Without Telnet security enabled, a session will begin with a welcome banner similar to the following:  Welcome to DXLINK-HDMI-RX 0.0.106.0 Copyright AMX LLC 2011 > If Telnet security is enabled, user credentials are required: ...
  • Page 92: Telnet Username And Password

    Appendix B - Telnet (Terminal) Commands To establish a terminal connection via NetLinx Studio: In the Online Tree, select the DXLink unit and right-click to access the short-cut menu. Select Launch Telnet Window via NetLinx Studio. The Telnet window opens and the welcome banner appears. At the prompt (>), type the Telnet command and press Enter.
  • Page 93: Telnet Commands

    Example: >device status 32002:1:0 Device Status ------------- Device 32002 AMX LLC,DXLINK-HDMI-RX, 0.0.106.0 contains 7 Ports Port 1 - Channels:255 Levels:8 MaxStringLen=64 Types=8 bit MaxCommandLen=64 Types=8 bit The following input channels are on:None The following output channels are on:None...
  • Page 94 (T1): SAT 01/11/2031 00:59:02 (129600 sec) Lease Rebind (T2): SUN 01/12/2031 03:59:02 (226800 sec DNS Servers -------------------------------- Domain suffix: amx.internal Entry 1: 192.168.40.7 Entry 2: 192.168.40.8 NOTE: The system number and IP addressing information displayed is reflective of actual operating values, not stored parameters.
  • Page 95 Appendix B - Telnet (Terminal) Commands Telnet Commands GET IP Displays the IP configuration of a device. The device displays its D:P:S, Host Name, Type (DHCP or Static), IP Address, Subnet Mask, Gateway IP, and MAC Address. Example: >GET IP HostName DXL-RX-36d0110 Type...
  • Page 96 • Maximum length = 25 characters. If the name entered exceeds 25 characters, it will be truncated. • The value is stored in non-volatile memory. • If no value specified, an automatic name consisting of AMX, the product name, and serial number will be used.
  • Page 97 Appendix B - Telnet (Terminal) Commands Telnet Commands SET IP Sets the IP configuration of a specified device. Enter a Host Name, Type (DHCP or Fixed), IP Address, Subnet Mask, and Gateway IP Address. IMPORTANT: Host Names may only contain ASCII letters “a” through “z” (not case-sensitive), digits “0”...
  • Page 98: Master Connection Modes

    TCP – Protocol has a built-in retry mechanism.  UDP – Protocol does not have a built-in retry mechanism, but consumes fewer resources on the Master. AMX’s UDP  implementation of NetLinx employs a retry mechanism to provide the reliability of TCP with the resource efficiency of UDP.
  • Page 99: Notes On Specific Telnet Clients

    Appendix B - Telnet (Terminal) Commands URL vs. NDP vs. Auto Determining which connection method to use for Master Connection Mode is essentially a matter of deciding what information the device should use to identify the correct Master to connect to. The default mode is NDP;...
  • Page 100: Appendix C - Virtual Netlinx Master

    Appendix C - Virtual NetLinx Master Appendix C - Virtual NetLinx Master Overview Virtual NetLinx Master (Masterless) A Virtual NetLinx Master can be created using your PC, which allows NetLinx Studio to facilitate direct file transfers to a DXLink Transmitter or Receiver when a Master is not available. Four basic procedures must be completed for Virtual Master file transfers: Set the PC to a static IP address (see below).
  • Page 101: Creating A Virtual Master

    Appendix C - Virtual NetLinx Master From the list of “This connection uses the following items” (see previous step), highlight Internet Protocol Version 4 (TCP/IPv4) and click Properties. The Internet Protocol Version 4 (TCP/IPv4) Properties dialog box opens. Internet Protocol Properties dialog box Select “Use the following IP address”...
  • Page 102: Preparing A Dxlink Unit To Work With A Virtual Master

    Appendix C - Virtual NetLinx Master Select the Virtual NetLinx Master tab. Virtual NetLinx Master tab Master System Number IP address (PC’s static IP address) Under Virtual NetLinx Master Options: Optional – Change the Master System Number (default = 1; range = 1 to 65535). Select the desired IP Address in the Available Connections list (this will be the static IP address that the PC was set to in the previous instructions).
  • Page 103 Appendix C - Virtual NetLinx Master Click the New button. The New Telnet Address dialog box opens. Enter the default static IP address for the DXLink unit: 192.168.1.2 and click OK. Select the new address in the List of Addresses. Click the Select button and click OK.
  • Page 104: Appendix D - Cable Details And Pinout Info

    Appendix D – Cable Details and Pinout Info Overview The DXLink units; DX-TX, HDMI TX, Wallplate TX, Decor Wallplate TX, and DX-RX; all have connectors for HDMI. DXLink Transmitters (except the HDMI TX) have an additional port for HD-15 connectors.
  • Page 105: Hd-15 Connector Cable Pinout

    HD-15 Connector Cable Pinout HD-15 connectors are found on the DX-TX, Wallplate TX, and Decor Wallplate TX. These connectors are used to accept a variety of analog video signals from a source device. The following table provides cable pinout details for HD-15 connections for VGA, VGA-RGBS, VGA-RGsB, component, S-Video, and composite.
  • Page 106: Dvi Pinout For Dvi-To-Hdmi Cable Adapter

    Appendix D – Cable Details and Pinout Info DVI Pinout for DVI-to-HDMI Cable Adapter The pinout in FIG. 43 is for DVI-to-HDMI cable adapters which can be used with the modules when a DVI-I signal is required DVI pinout for DVI-to-HDMI cable adapter FIG.
  • Page 107: Appendix E - Supported Input Resolutions

    Appendix E - Supported Input Resolutions Appendix E - Supported Input Resolutions Available Pixel Display and Refresh Rate The available pixel display and refresh rates for the input devices connected to the DXLink Transmitters are listed in this appendix. The resolutions in the following tables are supported on the DXLink Transmitters and can be set using a SEND_COMMAND. The horizontal/vertical/refresh information from the Resolution Name (in the first column) can be entered in a SEND_COMMAND (VIDIN_PREF_EDID) to specify the preferred resolution for the VGA video input for the Transmitters.
  • Page 108 Appendix E - Supported Input Resolutions DVI, HDMI, and VGA Supported Resolutions (continued) Resolution Name Horizontal Vertical Active Refresh (Hz) HDMI and DVI VGA Support Comments Video Standard Active Pixels Pixels Support 1280x720,60 1280 VESA DMT   1280x720p,60 1280 720p CEA 861 ...
  • Page 109 Appendix E - Supported Input Resolutions Composite and S-Video Supported Input Resolutions Composite and S-Video Supported Input Resolutions Resolution Name Horizontal Vertical Refresh (Hz) Comments Video Standard Active Pixels Active Pixels 720x480i,60 480i 720x576i,50 576i Component Video Supported Input Resolutions Component Video Supported Input Resolutions Resolution Name Horizontal...
  • Page 110: Appendix F - Supported Output Resolutions

    Appendix F - Supported Output Resolutions Appendix F - Supported Output Resolutions HDMI and DVI Supported Output Resolutions The resolutions in the following table are supported on the DX-RX and can be set using a SEND_COMMAND. The horizontal/ vertical/refresh information from the Resolution Name (in the first column) can be entered in a SEND_COMMAND command (VIDOUT_RES_REF) to specify scaling parameters for the DX-RX.
  • Page 111: Digital Video Output Resolution Support

    Appendix F - Supported Output Resolutions Digital Video Output Resolution Support IMPORTANT: The resolutions and timings in the list below can only be set using DGX Conf iguration Software via the Enova DGX Switcher when the DXLink Receiver is being used directly from a DXLink output board. CEA (RGB Color Space): 640x480p,59Hz 720x480p,59Hz...
  • Page 112 Appendix F - Supported Output Resolutions CVR (RGB Color Space): IMPORTANT: The resolutions and timings in the list below can only be set using DGX Conf iguration Software via the Enova DGX Switcher when the DXLink Receiver is being used directly from a DXLink output board. 768x480p,60Hz 800x600p,60Hz 800x600p,120Hz...
  • Page 113 Appendix F - Supported Output Resolutions CVT (RGB Color Space): IMPORTANT: The resolutions and timings in the list below can only be set using DGX Conf iguration Software via the Enova DGX Switcher when the DXLink Receiver is being used directly from a DXLink output board. 1280x720p,50Hz 640x360p,85Hz 1280x720p,60Hz...
  • Page 114 Appendix F - Supported Output Resolutions DMR (RGB Color Space): IMPORTANT: The resolutions and timings in the list below can only be set using DGX Conf iguration Software via the Enova DGX Switcher when the DXLink Receiver is being used directly from a DXLink output board. 1280x800p,60Hz 1366x768p,60Hz 1600x900p,60Hz...
  • Page 115: Appendix G - Ground Wire Attachment

    Appendix G - Ground Wire Attachment Appendix G - Ground Wire Attachment Applicability This appendix covers attaching a ground wire to a DXLink Module without a designated ground location. If the module has a designated ground screw, see page 37. If the system is experiencing problems with delivery of DXLink signals to/from an Enova DGX Digital Media Switcher or Enova DVX Solution, adding a ground wire from the TX/RX to the switcher may improve performance.
  • Page 116 Appendix G - Ground Wire Attachment Ensure the ground wire is positioned so that it does not interfere with any of the connectors. Correctly positioned ground wires Position ground wire away from connectors FIG. 45 Attach the ground wire to a common earthed ground (see “Attaching a Ground Wire to a Common Earthed Ground” on the previous page).
  • Page 117: Appendix H - Edid Programming

    To use DGX Conf iguration Software with a DXLink Transmitter: Attach one end of a USB mini-B cable to the Program port on the front of the DX-TX (on the Wallplate TX, the Program port is on the left side; on the Decor Wallplate TX, the Program port is in the center on the front under the customer provided cover plate).
  • Page 118 Appendix H - EDID Programming If changing the communication settings is necessary*: From the Communication menu (in the DGX Configuration Software), select Serial Port. Select Change Settings to change the serial port and/or the baud rate for the PC’s serial port. The baud rate for the PC must match the baud rate for the Transmitter.
  • Page 119: Edid Programmer View

    (by updating the EEPROM chip) which comes preloaded with an AMX VGA EDID set. The AMX VGA EDID set consists of a number of common EDID settings (for VGA timing details, see page 107). In most cases, the DXLink Transmitter can be used as is from the factory with no adjustments.
  • Page 120 A library of VGA EDID files are available at www.amx.com (search for EDID Library). This library provides EDID files that can be used with AMX products. A report is provided for each EDID file, which describes the EDID features in detail, in order to assist you in selecting the most appropriate EDID for your system needs.
  • Page 121 © 2015 Harman. All rights reserved. SmartScale, NetLinx, Enova, AMX, AV FOR AN IT WORLD, and HARMAN, and Last Revised: their respective logos are registered trademarks of HARMAN. Any other company or brand name referenced may 12/15/2015 be trademarks/registered trademarks of their respective companies.

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