USER MANUAL
Contents
1. Acquiring the Auto EDID To acquire the Auto EDID do the following 1 Press the SELECT button several times until the OUTPUT LEDs blink in sequence 2 Press the READ button The READ button illuminates The auto EDID is stored in the non volatile memory when the READ button no longer illuminates as well as the output LEDs 1 The auto EDID is an adjusted calculation of the EDIDs of all the connected outputs 10 KRAMER SIMPLE CREATIVE TECHNOLOGY Technical Specifications 8 Technical Specifications Table 2 includes the technical specifications Table 2 Technical Specifications of the VM 4Hxl 1 4 HDMI Distributor INPUT 1 HDMI Connector OUTPUTS 4 HDMI Connectors BANDWIDTH Supports up to 2 25Gbps bandwidth per graphic channel COMPLIANCE WITH Supports HDMI and HDCP HDMI STANDARD CONTROLS SELECT and READ buttons for selecting and storing EDID information INDICATOR LEDs OUTPUTS 1 to 4 and ACTIVE LED POWER SOURCE 100 264 VAC 50 60Hz 16VA DIMENSIONS 19 inch W 7 inch D 1U H WEIGHT 2 5kg 5 5lbs approx ACCESSORIES Power cord rack ears OPTIONS HDMI HDMI male to male cables 1 Specifications are subject to change without notice 11 LIMITED WARRANTY Kramer Electronics hereafter Kramer warrants this product free from defects in material and workmanship under the following terms HOW LONGISTHE WARRANTY Labor and parts ar2. for the following 1 Removal or installations charges 2 Costs of initial technical adjustments set up including adjustment of user controls or programming These costs the responsibility of the Kramer dealer from whom the product was purchased 3 Shipping charges HOW YOU CAN GET WARRANTY SERVICE 1 To obtain service on you product you must take or ship it prepaid to any authorized Kramer service center 2 Whenever warranty service is required the original dated invoice or a copy must be presented as proof of warranty coverage and should be included in any shipment of the product Please also include in any mailing a contact name company address and a description of the problem s 3 For the name of the nearest Kramer authorized service center consult your authorized dealer LIMITATION OF IMPLIED WARRANTIES All implied warranties including warranties of merchantability and fitness for a particular purpose are limited in duration to the length of this warranty EXCLUSIONOFDAMAGES The liability of Kramer for any effective products is limited to the repair or replacement of the product at our option Kramer shall not be liable for 1 Damage to other property caused by defects in this product damages based upon inconvenience loss of use of the product loss of time commercial loss or 2 Any other damages whether incidental consequential or otherwise Some countries may not allow limitations on how long an implied warrant
3. section provides instructions for rack mounting the unit Before Installing in a Rack How to Rack Mount Before installing in a rack be sure that the To rack mount a machine environment is within the recommended range 1 Attach both ear brackets to the machine To do so remove the screws from each side of the machine 3 on each side and replace those screws through the ear brackets Q CAUTION When installing 19 rack avoid hazards by taking care that 1 itis located within the recommended environmental conditions as the operating ambient temperature of a closed or multi unit rack assembly may exceed the room ambient temperature 2 Once rack mounted enough air will still flow around the machine 3 The machine is placed straight in the correct tha Uf against the rack rails and insert the honzontal position proper screws not provided 4 You do not overload the circuit s When through each of the four holes in connecting the machine to the supply circuit the Taek overloading the circuits might have a detrimental effect on overcurrent protection and supply some models the front panel wiring Refer to the appropriate nameplate may feature built in rack ears ratings for information For example for fuse Detachable rack ears can be replacement see the value printed on the removed for desktop use product label Always mount the machine in the 5 The machin
4. Kramer Electronics Ltd USER MANUAL Model 4 1 4 HDMI Distributor Contents Contents 1 Introduction 2 Getting Started 2 1 Quick Start 3 Overview 3 1 About HDMI 3 2 Defining EDID 3 3 Recommendations for Best Performance 4 Your VM 4Hxl 1 4 HDMI Distributor 5 Installing the VM 4Hxl in a Rack 6 Connecting a VM 4Hxl 1 4 HDMI Distributor 7 Acquiring EDID 7 1 1 Acquiring the EDID from a Selected Output 7 1 2 Restoring the Default EDID 7 1 3 Acquiring the Auto EDID 8 Technical Specifications Figures Figure 1 VM 4Hxl 1 4 HDMI Distributor Figure 2 Connecting a VM 4Hxl 1 4 HDMI Distributor Tables Table 1 VM 4Hxl 1 4 HDMI Distributor Features Table 2 Technical Specifications of the VM AHxl 1 4 HDMI Distributor oo NE Introduction 1 Introduction Welcome to Kramer Electronics Since 1981 Kramer Electronics has been providing a world of unique creative and affordable solutions to the vast range of problems that confront the video audio presentation and broadcasting professional on a daily basis In recent years we have redesigned and upgraded most of our line making the best even better Our 1 000 plus different models now appear in 11 groups that are clearly defined by function Congratulations on purchasing your Kramer VM A4Hxl 4 HDMI Distributor The VM 4Hxl is ideal for e Home theater presentation and multimedia applications Re
5. ction cables thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables e Avoid interference from neighboring electrical appliances and position your VM 4Hxl away from moisture excessive sunlight and dust Your 4 1 4 HDMI Distributor Figure 1 and Table 1 define the VM A4Hxl 1 4 HDMI Distributor 1 Defined by a standard published by the Video Electronics Standards Association VESA Your VM 4Hxl 1 4 HDMI Distributor EDID OUTPUT STATUS READ SELECT 1 2 3 4 1 4 HDMI Distributor OUTPUT 1 OUTPUT 2 OUTPUT 3 OUTPUT 4 Figure 1 VM 4Hxl 1 4 HDMI Distributor 6 KRAMER SIMPLE CREATIVE TECHNOLOGY Installing the VM 4Hxl in a Rack Table 1 VM 4Hxl 1 4 HDMI Distributor Features Feature Function 1 POWER Switch Illuminated switch for turning the unit ON or OFF 2 Q READ Button Press to read the EDID of the selected display 3 SELECT Button Select the desired display for EDID information 4 OUTPUTS LEDs LEDs light when an output s is connected and ac ive LEDs blink when selecting EDID see Sec ion 7 a INPUT HDMI Connector Connects to the HDMI source OUTPUT HDMI Connectors Connect to the HDMI acceptors from 1 4 7 Power Connector with Fuse AC connector enabling power supply to the unit 5 Installing the VM 4Hxl in a Rack This
6. e VM 4Hxl without having to connect a display to the output 3 Overview 3 4 About HDMI High Definition Multimedia Interface HDMI is an uncompressed all digital audio video interface widely supported in the entertainment and home cinema industry It delivers the highest high definition image and sound quality In particular HDMI e Provides a simple interface between any audio video source such as a set top box DVD player or A V receiver and video monitor such as a digital flat LCD plasma television DTV over a single lengthy cable Supports standard enhanced high definition video and multi channel digital audio on a single cable e Transmits all ATSC HDTV standards and supports 8 channel digital audio with bandwidth to spare to accommodate future enhancements and requirements e Benefits consumers by providing superior uncompressed digital video quality via a single cable and user friendly connector e backward compatible with DVI Digital Visual Interface Supports two way communication between the video source such as a DVD player and the digital television enabling new functionality such as automatic configuration and one button play HDMI has the capacity to support e Existing high definition video formats 720p 10801 and 1080p 60 as well as standard definition formats such as NTSC or PAL Ensuring an all digital rendering of video without the losses associated wi
7. e is earthed grounded in a rack before you attach any cables reliable way and is connected only to an or connect the machine to the electricity socket with grounding Pay particular Power d attention to situations where electricity is If youare using a Kramer rack supplied indirectly when the power cord is not 2apter kit for a machine that is plugged directly into the socket the wall for not 19 see the Rack Adapters example when using an extension cable or a user manual for installation power strip and that you use only the power instructions available from cord that is supplied with the machine htip www kramerelectronics com Connecting a VM AHxl 1 4 HDMI Distributor 6 Connecting a VM 4Hx 1 4 HDMI Distributor To connect the VM 4Hxl as a 1 4 HDMI distributor do the following 1 Connect an HDMI source for example a DVD player to the INPUT connector 2 Connectthe four OUTPUT connectors to up to four HDMI acceptors as follows OUTPUT connector to HDMI acceptor 1 for example an LCD TV OUTPUT 2 connector to HDMI acceptor 2 for example a plasma display OUTPUT 3 connector to HDMI acceptor 3 for example a plasma display OUTPUT 4 connector to HDMI acceptor 4 for example a plasma display 3 Connect the power cord to the mains electricity Turn ON the POWER 5 Acquire EDID see Section 7 1 Switch OFF the power on each device before connecting it to your VM 4Hxl Af
8. e warranted for three years from the date of the first customer purchase WHOIS PROTECTED Only the first purchase customer may enforce this warranty WHATIS COVEREDAND WHATIS NOT COVERED Except as below this warranty covers all defects in material or workmanship in this product The following are not covered by the warranty 1 Any product which is not distributed by Kramer or which is not purchased from an authorized Kramer dealer If you are uncertain as to whether a dealer is authorized please contact Kramer at one of the agents listed in the Web site www kramerelectronics com 2 Any product on which the serial number has been defaced modified or removed or on which the WARRANTY VOID IF TAMPERED sticker has been torn reattached removed or otherwise interfered with 3 Damage deterioration or malfunction resulting from i Accident misuse abuse neglect fire water lightning or other acts of nature ii Product modification or failure to follow instructions supplied with the product iii Repair or attempted repair by anyone not authorized by Kramer iv Any shipment of the product claims must be presented to the carrier v Removalor installation of the product vi Any other cause which does not relate to a product defect vii Cartons equipment enclosures cables or accessories used in conjunction with the product WHAT WE WILLPAY FORAND WHAT WE WILLNOT PAYFOR We will pay labor and material expenses for covered items We will not pay
9. electronics com where updates to this user manual may be found We welcome your questions comments and feedback Safety Warning Disconnect the unit from the power supply before opening servicing Caution 01 hie p Ze fk Institute of l de gesi amp j No LL De 20 Quali Kramer Electronics Ltd Web site www kramerelectronics com E mail info kramerel com P N 2900 000673 REV 2
10. ntal and staging Note that the Kramer VM 4Hxl is identical to the VM 4HDMIxI just the name has changed replacing the suffix HDMT by according to the HDMI Guideline The package includes the following items e VM 4Hxl 4 HDMI Distributor Power cord and rack ears 2 e This user manual 2 Getting Started We recommend that you Unpack the equipment carefully and save the original box and packaging materials for possible future shipment e Review the contents of this user manual e Use Kramer high performance high resolution cables 1 GROUP 1 Distribution Amplifiers GROUP 2 Switchers and Matrix Switchers GROUP 3 Control Systems GROUP 4 Format Standards Converters GROUP 5 Range Extenders and Repeaters GROUP 6 Specialty AV Products GROUP 7 Scan Converters and Scalers GROUP 8 Cables and Connectors GROUP 9 Room Connectivity GROUP 10 Accessories and Rack Adapters GROUP 11 Sierra Products 2 Download up to date Kramer user manuals from our Web site at http www kramerelectronics com 3 The complete list of Kramer cables is on our Web site at http www kramerelectronics com 1 Getting Started 21 Quick Start This quick start chart summarizes the basic setup and operation steps Step 1 Mount the machine see section 5 Mount the machine in a rack or stick the 4 rubber feet to the underside Step 2 Connect the input and o
11. ter connecting your VM 4Hxl switch on its power and then switch on the power on each device 2 As required Up to 4 outputs can be connected on the VM 4Hxl Not all outputs need to be connected 8 KRAMER SIMPLE CREATIVE TECHNOLOGY Connecting a 4 1 4 HDMI Distributor DVD Player Figure 2 Connecting a VM 4Hxl 1 4 HDMI Distributor Acquiring EDID 7 1 1 Acquiring EDID The VM 4Hxl initially operates with the default EDID This means that you can turn ON the power before connecting any of the acceptors or the source You can acquire the EDID by sending the EDID from a selected output to the input see Section 7 e Default EDID to the input see Section 7 1 2 e Auto EDID to the input see Section 7 1 3 Acquiring the EDID from a Selected Output To select an EDID from a selected output do the following 1 Press SELECT button as required to reach the desired output which blinks 2 Pressthe READ button The EDID of the selected output is stored in the non volatile memory when the READ button no longer illuminates as well as the selected output LED Restoring the Default EDID To restore the default EDID do the following 1 Press the SELECT button several times until the OUTPUT LEDs blink simultaneously 2 Press the READ button The READ button illuminates The default EDID is stored in the non volatile memory when the READ button no longer illuminates as well as the output LEDs
12. th analog interfaces and their unnecessary digital to analog conversions 2 HDMI the HDMI logo and High Definition Multimedia Interface are trademarks or registered trademarks of HDMI licensing LLC 3 With video and multi channel audio combined into a single cable the cost complexity and confusion of multiple cables currently used in A V systems is reduced 4 HDMI technology has been designed to use standard copper cable construction at up to 15m 5 HDMI supports multiple audio formats from standard stereo to multi channel surround sound HDMI has the capacity to support Dolby 5 1 audio and high resolution audio formats 6 HDMI provides the quality and functionality of a digital interface while also supporting uncompressed video formats in a simple cost effective manner 4 KRAMER SIMPLE CREATIVE TECHNOLOGY Your VM 4Hxl 1 4 HDMI Distributor 3 2 3 3 Defining EDID The Extended Display Identification Data EDID is a data structure provided by a display to describe its capabilities to a graphics card that is connected to the display s source The EDID enables the VM 4Hxl to know what kind of monitor is connected to the output The EDID includes the manufacturer s name the product type the timing data supported by the display the display size luminance data and for digital displays only the pixel mapping data Recommendations for Best Performance To achieve the best performance e Connect only good quality conne
13. utputs see section 6 Connect the input Connect the outputs DVD Player Display Plasma Display Step 3 Turn the power ON Step 4 If necessary change EDID settings see section 7 2 KRAMER SIMPLE CREATIVE TECHNOLOGY Overview 3 Overview The Kramer VM 4Hxl is a high quality 1 4 HDMI distributor that accepts an HDMI input and distributes the signal to four outputs allowing one or more of the outputs to be connected to receiving devices thus making it a versatile reliable component a video system The VM 4Hxl distributes signals having resolutions up to UXGA including all HDTV formats In particular the VM 4Hxl features Up to 225Gbps bandwidth per graphic channel Datareclocking and equalization e default EDID for fast and efficient connection of the unit J EDIDPro Kramer Intelligent EDID Processing an intelligent EDID handling and processing algorithm that ensures Plug and Play operation for HDMI systems e 3D pass through e HDMI Support HDMI V 1 4 with Deep Color x v Color Lip Sync HDMI Uncompressed Audio Channels Dolby TrueHD DTS HD CEC e Five HDMI connectors four output status LEDs and EDID read and select buttons The VM 4HXxl is housed in a 19 1U rack mountable enclosure and is fed from a 100 264 V AC universal switching power supply 1 Suitable for resolutions up to UXGA at 60Hz and for all HD resolutions 2 The default EDID feature lets you connect th
14. y lasts and or do not allow the exclusion or limitation of incidental or consequential damages so the above limitations and exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which vary from place to place NOTE All products returned to Kramer for service must have prior approval This may be obtained from your dealer This equipment has been tested to determine compliance with the requirements of EN 50081 Electromagnetic compatibility EMC generic emission standard Part 1 Residential commercial and light industry EN 50082 Electromagnetic compatibility EMC generic immunity standard Part 1 Residential commercial and light industry environment CFR 47 FCC Rules and Regulations Part 15 Radio frequency devices Subpart B Unintentional radiators CAUTION DO Servicing the machines can only be done by an authorized Kramer technician Any user who makes changes or modifications to the unit without the expressed approval of the manufacturer will void user authority to operate the equipment BO Use the supplied DC power supply to feed power to the machine BO Please use recommended interconnection cables to connect the machine to other components FCC and approved using STP cable for twisted pair products 12 KRAMER SIMPLE CREATIVE TECHNOLOGY K For the latest information on our products and a list of Kramer distributors visit our Web site www kramer
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