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®
8x4 Matrix for
EXT-HDMI-844
User Manual
www.gefen.com f
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ASKING FOR ASSISTANCE Technical Support: Telephone (818) 772-9100 (800) 545-6900 Fax (818) 772-9120 Technical Support Hours: 8:00 AM to 5:00 PM Monday thru Friday Pacifi c Time Write To: Gefen Inc. c/o Customer Service 20600 Nordhoff St Chatsworth, CA 91311 www.gefen.com support@gefen.com Notice Gefen Inc. reserves the right to make changes in the hard ware, packaging and any accompanying doc u men ta tion without prior written notice. 8x4 Matrix for HDMI is a trademark of Gefen Inc. ©
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CONTENTS 1 Introduction 2 Operation Notes 3 Features 4 Panel Layout 5 Panel Descriptions 6 Connecting And Operating The 8X4 Matrix For HDMI 7 LED Array 8 RMT-16IR Remote Description 9 IR Code Confi guration 10 EDID Management Feature 11 EDID Management Modes 12 RS-232 Serial Communications 13 RS-232 Serial Communications Commands 14 Specifi cations 15 Warranty
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INTRODUCTION Congratulations on your purchase of the 8x4 Matrix for HDMI. Your complete satisfaction is very important to us. Gefen Gefen delivers innovative, progressive computer and electronics add-on solutions that harness integration, extension, distribution and conversion technologies. Gefen’s reliable, plug-and-play products supplement cross-platform computer systems, professional audio/video environments and HDTV systems of all sizes with hard-working solutions that are easy to imple
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OPERATION NOTES READ THESE NOTES BEFORE INSTALLING OR OPERATING THE 8X4 MATRIX FOR HDMI • Important Note: The 8x4 Matrix for HDMI incorporates a 2x1 switch in front of each input on a traditional 4x4 matrix. This allows for the connection of up to 8 different HDMI source devices with a maximum of 4 sources available for viewable at any one time. Each of the 4 switched inputs on the 8x4 Matrix for HDMI are labeled as “A” and “B”. Both “A” and “B” for each input cannot be active at the same
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FEATURES Features • Switches any eight HDMI™ sources to 4 Displays • Distributes any of the four switched inputs (total of eight inputs) to any combination of the four HDMI™ output displays • Maintains high resolution video - beautiful, sharp HDTV resolutions up to 1080p, 2k, and computer resolutions up to 1920 x 1200 are easily achieved • Serial RS-232 remote port for switching via control automation • HDMI™ 1.2 Compliant (HDMI 1.3 Compatible); HDCP Compliant • Discrete IR remote (included) •
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PANEL LAYOUT Front Panel 1 2 3 4 Back Panel 5 6 7 8 9 10 11 4
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PANEL DESCRIPTIONS 1 Selected Input LED Indicator Each of the 4 outputs has an 4 LED array to indicate which source is currently selected on the 8x4 Matrix for HDMI. Each of the inputs can accept up to 2 sources (A and B) and the LED array will behave in 2 modes to indicate which of the two sources for input is selected. Please see the operation section for a complete description on how the LED array functions. 2 IR (Infrared) Receiver This receiver will accept command for switching between
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CONNECTING AND OPERATING THE 8X4 MATRIX FOR HDMI How to Connect the 8x4 Matrix for HDMI 1. Connect up to 8 HDMI source devices to the 8x4 Matrix for HDMI using the included HDMI cables. NOTE: Please be aware that each input has two available HDMI ports and that only one will be active at any given time. It is recommended that commonly used HDMI sources be put on separate inputs (i.e. 1A and 2A, not 1A and 1B) so that these devices are always available. 2. Connect up to 4 HDMI capable devices
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LED ARRAY The LED array on the 8x4 Matrix for HDMI is designed to inform the user of the current source to output routes. Each output has a 4 LED array that will indicate which source is currently selected. Each input can accept two sources and therefore the LED array will act differently according to which input, “A” or “B”, is active for each. • An input’s “A” source will be indicated by an single LED (the selected “A” input) that is ON. • An input’s “B” source will be indicated by the re
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RMT-16IR REMOTE DESCRIPTION The RMT-16IR remote control will allow the user to select which source will be routed to which output. Each of the 4 outputs are assigned a group of 4 buttons that will correspond to the 4 source inputs. Each button on the RMT-16IR remote control will toggle between the “A” and “B” sources for each input. Please use the information below when selecting the desired source for each display. RMT-16IR Button Source Display 1 Toggle 1A and 1B 1 2 Toggle 2A and 2B 1 3 T
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IR CODE CONFIGURATION Why would I need to change the remote channel? In some instances, the 8x4 Matrix for HDMI may use IR codes that confl ict with other IR remote control devices. The unit may switch inputs when another brand IR remote control is used or the RMT-16IR may cause other brand IR controlled devices to behave unexpectedly. I am experiencing the issues listed above. What do I do? In these cases it is recommended to change the IR channel that the RMT-16IR remote control and the 8x
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EDID MANAGEMENT FEATURE EDID. What is it and what is it used for? Under normal circumstances, a source device (digital and analog) will require information about a connected device/display to assess what resolutions and features are available. The source can then cater its output to send only resolutions and features that are compatible with the attached device/ display. This information is called EDID (Extended Display Information Data) and a source device can only accept and read one EDID
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EDID MANAGEMENT MODES v. 3019 EDID Modes The diagram below illustrates the 8 DIP switch bank. DIP SWITCH Function 1 EDID Mode 2 EDID Mode 3 IR Channel 4 IR Channel 5 EDID Mode 6 N/A 1 3 5 7 2 4 6 8 7 EDID Mode 8 N/A Use DIP switches 1, 2, 5, and 7 to select the desired EDID management mode. EDID Mode 0 (Switch 1=OFF Switch2=OFF Switch5=ON) • EDID is copied from the device connected to the fi rst active hdmi output port. • All features newer that HDMI 1.2 are cleared. EDID Mode 1 (Switch 1=ON Swit
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RS-232 SERIAL COMMUNICATIONS What features are available via the RS-232 serial communications port? The 8x4 Matrix for HDMI can accept commands through the RS-232 serial communications port located on the rear panel. The current RS-232 control features are: • Switching/routing of inputs to outputs without the RMT-16IR remote control. • Switch EDID management modes without opening the unit to physically modify DIP switches. • Change IR code channel without opening the unit to physically modify
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RS-232 SERIAL COMMUNICATIONS COMMANDS Switching/Routing Binary Table ASCII ASCII Input Output Input Output Command Command A1/a1 1A 1 C1/c1 1A 3 A2/a2 1B 1 C2/c2 1B 3 A3/a3 2A 1 C3/c3 2A 3 A4/a4 2B 1 C4/c4 2B 3 A5/a5 3A 1 C5/c5 3A 3 A6/a6 3B 1 C6/c6 3B 3 A7/a7 4A 1 C7/c7 4A 3 A8/a8 4B 1 C8/c8 4B 3 B1/b1 1A 2 D1/d1 1A 4 B2/b2 1B 2 D2/d2 1B 4 B3/b3 2A 2 D3/d3 2A 4 B4/b4 2B 2 D4/d4 2B 4 B5/b5 3A 2 D5/d5 3A 4 B6/b6 3B 2 D6/d6 3B 4 B7/b7 4A 2 D7/d7 4A 4 B8/b8 4B 2 D8/d8 4B 4 EDID Management Modes Use
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SPECIFICATIONS Video Amplifi er Bandwidth ....................................................................... 165 MHz Input Video Signal .............................................................................. 1.2 Volts p-p Input DDC Signal ......................................................................... 5 Volts p-p (TTL) Single Link Range ................................................................... 1080p/1920 x 1200 HDMI Connector .......................................
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WARRANTY Gefen warrants the equipment it manufactures to be free from defects in material and workmanship. If equipment fails because of such defects and Gefen is notifi ed within two (2) years from the date of shipment, Gefen will, at its option, repair or replace the equipment, provided that the equipment has not been subjected to mechanical, electrical, or other abuse or modifi cations. Equipment that fails under conditions other than those covered will be repaired at the current price of pa
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