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KRAMER ELECTRONICS, Ltd.
USER MANUAL
VIDEO SCALERS
Models:
VP-721DS, VP-722DS
IMPORTANT: Before proceeding, please read paragraph entitled
"Unpacking and Contents"
KRAMER ELECTRONICS, LTD.
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Table Of Contents Section Page 1 INTRODUCTION 3 1.1 A Word about Video Scalers 3 1.2 Factors Affecting Quality of Results 3 2 SPECIFICATIONS 4 3 HOW DO I GET STARTED? 5 4 UNPACKING AND CONTENTS 5 4.1 Optional Accessories 5 5 CONNECTING THE HARDWARE 5 5.1 Rack Mounting 5 5.2 Connecting the Video Inputs 6 5.3 Connecting the Video Output 6 5.4 Connecting the Serial Cable 6 5.5 Connecting the AC Power 6 5.6 Connecting the Audio Control 6
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1 INTRODUCTION Congratulations on your purchase of this Kramer Electronics Video Scaler. Since 1981, Kramer has been dedicated to the development and manufacture of high quality video/audio equipment. The Kramer line has become an integral part of many of the best production and presentation facilities around the world. In recent years, Kramer has redesigned and upgraded most of the line, making the best even better. Kramer’s line of professional video/audio electronics is one of the
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2 SPECIFICATIONS VP-721DS VP-722DS Computer Input 1x RGB with HV Sync 4x RGB with HV Sync (Loop-Through) Maximum Computer 1600x1200 1600x1200 Input Resolution Computer Input HD15 Jack 4x HD15 Jack Connection RGB @ 0.7V Peak Level RGB @ 0.7V Computer Input Signal Level H&V Sync @ TTL H&V Sync @ TTL Video Inputs Composite Video @ 1V P-P Composite Video @ 1V P-P S-Video @ 1V P-P S-Video @ 1V P-P Video Standard NTSC Version NTSC Version PAL Version PAL Versio
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3 HOW DO I GET STARTED? The fastest way to get started is to take your time and do everything right the first time. Taking 15 minutes to read the manual may save you a few hours later. You don’t even have to read the whole manual - if a certain section doesn’t apply to you, you don’t have to spend your time reading it. 4 UNPACKING AND CONTENTS The items contained in your Kramer accessory package are listed below. Please save the original box and packaging materials for possibl
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5.2 Connecting the Video Inputs The Video Scaler provides for a Composite Video or an S-Video input signal for scaling, as well as a computer signal input (4 in the case of the VP-722DS) that is passed through the unit when it is in the Bypass Mode. Composite Video - use the composite video cable provided to connect from the composite video output of the source video equipment to the back of the Video Scaler (the BNC connector marked CV). S-Video - use the S-Video cable provided
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6 ABOUT THE VIDEO SCALER The Video Scaler is controlled via the Front Panel Buttons and its status determined by the Front Panel LED indicators. The VP-722DS may also be controlled via an external control device connected to its RS-232 port, which will be covered later in this manual. Shown below are diagrams that indicate the main features of the Front Panels of the Video Scalers. Both models covered by this manual appear similar and their basic operation is identical.
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8 OUTPUT SELECTION The Video Scaler is capable of up-converting the input Composite or S-Video signal to either of three output resolutions: VGA, SVGA or XGA. This selection is via the Output Button on the Front Panel. 8.1 Output Button Pressing the Output Button chooses the resolution of the scaled output video signal. Repeatedly pushing this button toggles through the selections of VGA, SVGA and XGA. VGA LED – The VGA LED illuminates when the 640x480 Output Resolution has bee
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10 RS-232 CONTROL OF THE VP-722DS VIDEO SCALER The Video Input selection and signal parameter settings for the VP-722DS can also be made via an external control system by using the RS-232 port on the unit. If information for this control method is required, beyond the scope of the instructions provided in this section, please contact Kramer Technical Support at: www.kramerelectronics.com/searchdx.html. A disk is provided with the VP-722DS containing a sample Windows Control P
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SE6 Sharpness MI! [-] minus MI0 If excess minimum value PL! [+] plus PL0 If excess maximum value AU? Return all video scaler status OU? AL! ALL SE? IN? ________________________ LO1 if INPUT system locked under AUTO mode RE! RESET none none RE1 video scaler reset none LO0 INPUT system unlocked under AUTO mode none LO1 INPUT system locked under AUTO mode or change to non-AUTO mode 11 TECHNICAL DATA 11.1 HD15 Connector Information
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12 TROUBLESHOOTING If the recommended actions still do not result in satisfactory operation, please consult your Kramer Dealer. Before seeking technical assistance, if the problem is image related, please try to find out the screen resolution and refresh rate being used from the computer and if the problem only affects one particular resolution. Problem Remedy The picture on the video 1. Check the condition of the cables being used. In particular, a display is black and fault
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13 LIMITED WARRANTY Kramer Electronics (hereafter Kramer) warrants this product to be 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 pr
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EXCLUSION OF DAMAGES Kramer’s liability for any defective 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 warranty lasts and/or do
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The list of Kramer distributors appears on our web site: www.kramerelectronics.com From the web site it is also possible to e-mail factory headquarters. We welcome your questions, comments and feedback. KRAMER ELECTRONICS, LTD. 3 Am VeOlamo Street. Jerusalem 95463, Israel Tel: (972-2)-654-4000. Fax: (972-2)-653-5369 e-mail: kramerel@netvision.net.il
