Black Box AVS-HDB-4TX User Manual
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Black Box AVS-HDB-4TX User Manual

4k hdmi, ir, rs-232, 4-port transmitter
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Video Extender - 4K HDMI, IR, RS-232, 4-Port Transmitter
User Manual
Distributes one HDMI input to four HDBT outputs,
plus one local HDBT output.
Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500)
Customer
FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax
Support
724-746-0746 • www.blackbox.com • info@blackbox.com
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AVS-HDB-4TX

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Summary of Contents for Black Box AVS-HDB-4TX

  • Page 1 AVS-HDB-4TX Video Extender - 4K HDMI, IR, RS-232, 4-Port Transmitter User Manual Distributes one HDMI input to four HDBT outputs, plus one local HDBT output. Order toll-free in the U.S.: Call 877-877-BBOX (outside U.S. call 724-746-5500) Customer FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax Support 724-746-0746 •...
  • Page 2 Trademarks Used in this Manual Trademarks Used in this Manual Black Box and the Double Diamond logo are registered trademarks of BB Technologies, Inc. Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners.
  • Page 3 FCC and IC RFI Statements/NOM Statement FEDERAL COMMUNICATIONS COMMISSION AND INDUSTRY CANADA RADIO FREQUENCY INTERFERENCE STATEMENTS This equipment generates, uses, and can radiate radio-frequency energy, and if not installed and used properly, that is, in strict accordance with the manufacturer’s instructions, may cause inter ference to radio communication. It has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart B of Part 15 of FCC rules, which are designed to provide reasonable protection against such interference...
  • Page 4 NOM Statement 4. Todas las instrucciones de operación y uso deben ser seguidas. 5. El aparato eléctrico no deberá ser usado cerca del agua—por ejemplo, cerca de la tina de baño, lavabo, sótano mojado o cerca de una alberca, etc.. 6.
  • Page 5 NOM Statement 16. El cable de corriente deberá ser desconectado del cuando el equipo no sea usado por un largo periodo de tiempo. 17. Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilación. 18.

  • Page 6: Safety Precautions

    NOTES: 1. PoC is short for Power over Cable. 2. The AVS-HDB-4TX transmitter works only with the AVS-HDB-RX receiver. 3. The item “far-end” means the device (e.g. display device, third-party RS-232 device etc.) connected to the AVS-HDB-RX.

  • Page 7: Table Of Contents

    Table of Contents Table of Contents 1. Specifications ....................8 2. Overview ....................... 9 2.1 Introduction ................... 9 2.2 Features ....................9 2.3 What’s Included ..................9 2.4 Hardware Description ................10 3. System Connection..................14 3.1 Precautions for Use................14 3.2 System Diagram ..................

  • Page 8: Specifications

    Chapter 1: Specifications 1. Specifications Video Video Input/Output VESA and SMPTE 480p to 2160p (4K) Audio Audio Input/Output All HDMI audio formats including Dolby D (TrueHD)/ DTS (HD-Master Audio)/ PCM; Channel count: from 2-8 (2.0 to 7.1); Sample rates: 32 kHz, 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz, 176.4 kHz and 192 kHz HDBaseT Distance...

  • Page 9: Overview

    1080p signal up to 224 feet (70 meters). If required, use the HDMI local output to cascade the HDMI signal up to 4 times with additional AVS-HDB-4TX. AVS- HDB-4TX is also capable of bi-directional IR control, RS-232 control, EDID management, and PoC.

  • Page 10: Hardware Description

    3. Click on the “Resources” tab on the product page, and select the document you wish to download. If you have any trouble accessing the Black Box site to download the manual, you can contact our Technical Support at 724-746-5500 or info@blackbox.com.
  • Page 11 Chapter 2: Overview Table 2-1. Front-panel components. Number in Component Description Figure 2-1 Power LED Lights red when powered on. USB port Used for firmware update. Input Lights green when there is an input signal. Remains off when there is no input signal. Outputs HDMI: •...
  • Page 12 Chapter 2: Overview Figure 2-2 shows the back panel of the transmitter. Table 2-2 describes its components. Figure 2-2. Back panel. Table 2-2. Back panel components. Number Component Description in Figure HDMI Input Connects to an HDMI source device such as DVD/Blu-ray ™...
  • Page 13 Table 2-2. Back panel components. Number Component Description in Figure ID PRESET • Assign ID for AVS-HDB-4TX to identify every unit. The value can range from 0–F. • After you assign the ID, restart the AVS-HDB-4TX for stable performance. RS-232 IN: Connect with a control device through a 3-pin captive cable.

  • Page 14: System Connection

    Step 1. Connect an HDMI source device (for example, a Blu-ray DVD) to the HDMI ™ INPUT socket of the AVS-HDB-4TX with HDMI cable. Step 2. Connect an HDMI display to HDMI OUTPUT socket of the AVS-HDB-4TX with an HDMI cable. Page 14 724-746-5500 | blackbox.com...

  • Page 15: Cascade Connection

    To cascade an IR signal among several AVS-HDB-4TX, connect the IR LOOP socket of one of them and the IR IN socket of the next until all AVS-HDB-4TX transmitters are are connected. Step 6. Connect the included 24-VDC power adapter to the power port of the AVS- HDB-4TX.
  • Page 16 Figure 3-2. Cascade connection. Cascade through IR Loop Connect the IR LOOP socket of the first AVS-HDB-4TX and the IR IN socket of the next until all AVS-HDB-4TX transmitters are connected. Sending IR signals to the IR Receiver connected to the first AVS-HDB-4TX will control all cascaded AVS-HDB-4TX transmitters.

  • Page 17: Twisted-Pair Cable Connection

    Chapter 3: System Connection 3.5 Twisted Pair Cable Connection The twisted-pair used in AVS-HDB-RX MUST be a straight-through cable. The connec- tors can be T568A or T568B, but both sides must be the same. Figure 2-18. Cable pinout diagram. NOTE: Cable connectors must be metal, and the shielded layer must be connected to the connector's metal shell to ground the cable.

  • Page 18: Control Modes

    4.1 IR Control The AVS-HDB-4TX has an IR IN port that supports bi-directional transmission. Connect an IR receiver to the IR IN port, and users can control the AVS-HDB-4TX/far-end device locally or control local devices remotely via the corresponding IR remote.

  • Page 19: Control The Local Device From The Remote Device

    Chapter 4: Control Modes 4.1.2 Control the Local Device Remotely Control the AVS-HDB-4TX or local display remotely via the corresponding IR remote. Video Extender - 4K HDMI, IR, RS-232, 4-Port Transmitter (AVS-HDB-4TX) Video Extender - 4K HDMI, IR, RS-232 Receiver...

  • Page 20: Accessing Through Serial

    Set the COM number, baud rate, data bit, stop bit, and parity bit correctly so you can send commands in the Command Sending Area of the screen. NOTE: To control the AVS-HDB-4TX via an RS-232 port, configure the communication protocol parameters as: Baud rate: 9600; Data bit: 8; Stop bit: 1; Parity bit: none.

  • Page 21: Rs-232 Communication Commands

    Chapter 4: Control Modes 4.2.2 RS-232 Communication Commands Table 4-1. RS-232 communication commands. Command Function Feedback Example EDIDUpgrade[x][y]. Upgrade EDID data via the serial WAIT FOR EDID FILE port; [X]: unit ID, ranges from 00–15; [Y]: serial number of embedded EDID, ranges from 0–4 (corresponds to embedded EDID 1–5).
  • Page 22 Chapter 4: Control Modes Command Function Feedback Example ON[X][Y1],[Y2],[Y3]. Switch on several outputs of a trans- On Y1, Y2, Y3 mitter; Y=1–5 [X]: unit ID, varies from 00–15; [Y]: serial number of output port, the value can be 1–5 (1 corresponds to the HDMI output port, 2~5 correspond to HDB OUT 1–4 separately.) ON[X][0].

  • Page 23: Edid Management

    Chapter 4: Control Modes 4.3 EDID Management The AVS-HDB-4TX has a 4-pin EDID DIP switch. “1” stands for “On”, “0” stands for “Off”. Set the switches to change the EDID information. Table 4-3. EDID information. Transmitter Status EDID Information 0001...

  • Page 24: Troubleshooting And Maintenance

    No HDMI signal output in AVS-HDB-4TX while local HDMI input is in normal working state. Cannot control AVS- Wrong RS-232 com- Make sure the RS-232 communi- HDB-4TX by control munication parameters.
  • Page 25 NOTES Page 25 724-746-5500 | blackbox.com...
  • Page 26 NOTES Page 26 724-746-5500 | blackbox.com...
  • Page 27 NOTES Page 27 724-746-5500 | blackbox.com...
  • Page 28 724-746-5500 or blackbox.com. About Black Box Black Box provides an extensive range of networking and infrastructure products. You’ll find everything from cabinets and racks and power and surge protection products to media converters and Ethernet switches all supported by free, live 24/7 Tech support available in 60 seconds or less.

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