USER MANUAL
Contents
1. Connect to the DVI source 2 4 INPUT Select Switch Select between input 1 and input 2 by pressing momentarily 5 ON LED llluminates when receiving power 6 INPUT 2 LED llluminates when input 2is selected blinks if a signal is not present and input 2 was selected 7 INPUT 1 LED llluminates when input 1 is selected blinks if a signal is not present and input 1 was selected 8 OUTPUT DVI Connector Connect to the DVI acceptor In Table 2 section 5 on page 4 the bandwidth for the VS 21DVI R is 1 65GHz other specs remain unchanged P N 2900 0000212 Al ADDENDUM this data is included at the end of the Overview section This addendum adds the following information to the user manual No operator serviceable parts inside unit Use only the Kramer Electronics input power wall adapter that is provided with this unit Enur Disconnect power and unplug unit from wall before installing or removing device or servicing unit 1 For example model number AD2512C part number 2535 000251 2900 9999992 Al Introduction 1 Introduction Dedication by Kramer Electronics since 1981 to the development and manufacture of high quality video audio equipment makes the Kramer line an integral part of the finest production and presentation facilities in the world In recent years Kramer has redesigned and upgraded most of the line making the best even better The Kramer line of profession2. AT WE WILL NOT PAY FOR We will pay labor and material expenses for covered items We will not pay 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 are 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 EXCLUSION OF DAMAGES 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 L 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 whethe
3. D WARRANTY Kramer Electronics hereafter Kramer warrants this product free from defects in material and workmanship under the following terms HOW LONG IS THE WARRANTY Labor and parts are warranted for three years from the date of the first customer purchase WHO IS PROTECTED Only the first purchase customer may enforce this warranty WHAT IS COVERED AND WHAT IS 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 Any product on which the serial number has been defaced modified or removed 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 Removal or 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 WILL PAY FOR AND WH
4. Kramer Electronics Ltd af KRAMER USER MANUAL Model VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Contents Contents Introduction Getting Started Overview Using a VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Technical Specifications a kw nN Figures Figure 1 VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Figure 2 Connecting a VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Tables Table 1 VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Features Table 2 Technical Specifications of the VS 21DVI A U NY KRAMER VS 21DVI R ADDENDUM to the VS 21DVI User Manual This addendum to the VS 21DVI user manual describes the VS 21DVI R and a change in the technical specifications The VS 21DVI R e Supports single link DVI Technology e Equalizes and reclocks the DVI signal at the end of a long cable s e Effectively reconstructs the DVI signal and retransmits it e Does not support HDCP High Definition Content Protection Note that only the digital signal DVI D is available on the DVI connector Figure Al and Table A1 define the VS 21DVI R INPUT 2 2x1 DVI Reclocking Switcher VS 21DVI R INPUT SELECT OUTPUT Figure Al VS 21DVI R Table Al VS 21DVI R Features Feature Function 1 12VDC 12V DC connector for powering the unit 2 INPUT 1 DVI Connector Connect to the DVI source 1 3 INPUT 2 DVI Connector
5. al video audio electronics is one of the most versatile and complete available and is a true leader in terms of quality workmanship price performance ratio and innovation In addition to Digital Visual Interface DVI DUAL LINK switchers we also offer excellent switchers and matrices high quality distribution amplifiers remote controllers presentation processors interfaces and computer related products Congratulations on purchasing your Kramer VS 21DVI High Resolution Dual Link 2x1 DVI Switcher A single DVI LINK has a bandwidth of 165 megapixels per second If you need higher resolution use DUAL LINK technology which is supported by the VS 21DVI High Resolution Dual Link 2x1 DVI Switcher The VS 21DVI is ideal for audio video duplication studios as well as rental and staging Each package includes the following items e VS 21DVI High Resolution Dual Link 2x1 DVI Switcher e Power adapter 12V DC Input e This user manual and the Kramer concise product catalog CD 2 Getting Started We recommend that you e 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 DVI was designed to provide the industry with a single universal digital interface primarily to provide a digital connection between a PC and a display device It is now considered the industry standa
6. er to the mains electricity 4 Choose which DVI input to route to the output by either e Releasing the INPUT selector switch This routes the signal from input 1 and illuminates the INPUT 1 LED e Pushing in the INPUT selector switch This routes the signal from input 2 and illuminates the INPUT 2 LED a KRAMER High Resolution Dual Link 2x1 DVI Switcher vs 2 1 DVI INPUT SELECT OUTPUT 1 2 on Mw ELin E EN U Figure 2 Connecting a VS 21DVI High Resolution Dual Link 2x1 DVI Switcher 1 Switch OFF the power on each device before connecting it to your VS 21DVI After connecting your VS 21DVI switch on its power and then switch on the power on each device KRAMER Technical Specifications 5 Technical Specifications Table 2 includes the technical specifications Table 2 Technical Specifications of the VS 21DVI INPUTS 2 DVI 1 2Vpp on a DVI Molex 24pin female connector DDC signal 5Vpp TTL OUTPUT 1 DVI 1 2Vpp on DVI Molex 24pin female connectors DDC signal 5Vpp TTL BANDWIDTH 3dB gt 3 3GHz POWER SOURCE 12V DC 390mA DIMENSIONS 12 cm x 7 5 cm x 2 5 cm 4 7 x 2 95 0 98 W D H WEIGHT 0 3 kg 0 67 Ibs approx ACCESSORIES Power Adapter 1 Specifications are subject to change without notice 2 On a DVI I connector Note that only the digital signal DVI D is available on the DVI connector 4 KRAMER ELECTRONICS LTD LIMITE
7. n Dual Link 2x1 DVI Switcher vs 21DVI INPUT SELECT OUTPUT 1 2 on Wm ML IN2 ObOO Figure 1 VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Table 1 VS 21DVI High Resolution Dual Link 2x1 DVI Switcher Features Feature Function 1 12VDC 12V DC connector for powering the unit 2 INPUT 1 DVI or DVI DUAL LINK Connector Connect to the DVI or DVI DUAL LINK source 1 3 INPUT 2 DVI or DVI DUAL LINK Connector Connect to the DVI or DVI DUAL LINK source 2 4 INPUT Selector Switch Selects input 1 when released selects input 2 when pushed in 5 ON LED Illuminates when receiving power 6 INPUT 2 LED Illuminates when input 2 is selected 7 INPUT 1 LED IIluminates when input 1 is selected 8 OUTPUT DVI or DVI DUAL LINK Connector Connect to the DVI or DVI DUAL LINK acceptor KRAMER ELECTRONICS LTD Using a VS 21DVI High Resolution Dual Link 2x1 DVI Switcher 4 Using a VS 21DVI High Resolution Dual Link 2x1 DVI Switcher To use the VS 21DVI High Resolution Dual Link 2x1 DVI Switcher do the following 1 Connect up to 2 DVI sources to the INPUT connectors as follows e INPUT 1 connector to DVI source 1 for example a computer e INPUT 2 connector to DVI source 2 for example a computer 2 Connect the OUTPUT connector to the DVI acceptor for example a monitor 3 Connect the 12V DC power adapter to the power socket and connect the adapt
8. r incidental consequential or otherwise Some countries may not allow limitations on how long an implied warranty 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 D gt 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 gt Use the supplied DC power supply to feed power to the machine B Please use recommended interconnection cables to connect the machine to other components KRAMER For the latest information on our products and a list of Kramer distributors vi
9. rd digital graphics interface 2 As an option you can purchase the Kramer VA 50P 6 Port Universal 12 Volt Power Supply enabling you to supply power to up to 6 Kramer devices that require 12VDC 3 Download up to date Kramer user manuals from the Internet at this URL http www kramerelectronics com manuals html 4 The complete list of Kramer cables is on our Web site at http www kramerelectronics com click Cables and Connectors in the Products section KRAMER Overview 3 Overview The VS 21DVI is a high quality High Resolution Dual Link 2x1 DVI Switcher that accepts two DVI inputs letting you select either DVI input using a switch located on the front panel and routes the selected DVI input signal to the DVI output The VS 21DVI is a cost effective solution for switching the TMDS signals used for DVI Note that only the digital signal DVI D is available on the DVI connector Achieving the best performance means e Connecting only good quality connection cables thus avoiding interference deterioration in signal quality due to poor matching and elevated noise levels often associated with low quality cables e Avoiding interference from neighboring electrical appliances and positioning your VS 21DVI away from moisture excessive sunlight and dust Figure 1 and Table 1 define the VS 21DVI High Resolution Dual Link 2x1 DVI Switcher 12V DC INPUT 1 INPUT 2 KRAMER DigiTOOLS KRAMER High Resolutio
10. sit our Web site www kramerelectronics 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 9001 O 2 ge ia Institute of Quality amp Control Kramer Electronics Ltd Web site www kramerelectronics com E mail info kramerel com P N 2900 000021 REV 1
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