Gebruiksaanwijzing /service van het product DVS 204 D van de fabrikant Extron electronic
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DVS 204 Digital Video Scaler series DVS 204, DVS 204 D, DVS 204 12V , DVS 204 D 12V 68-605-01 Rev. C 01 05.
This symbol is intended to alert the user of important operating and maintenance (servicing) instructions in the literature provided with the equipment. This symbol is intended to alert the user of the presence of uninsulated dangerous voltage within the product's enclosure that may present a risk of electric shock.
Quick Start — DVS 204 Installation Step 1 Refer to the application examples at the end of this page. T urn off power to the scaler and input and output devices, and remove power cords from them. Step 2 Install the four rubber feet on the bottom of the DVS 204 scaler , or mount the scaler in a rack.
Quick Start — DVS 204, cont’d.
i DVS 204 • Table of Contents T able of Contents Chapter 1 • Introduction ...................................................................................................... 1- 1 About this Manual ...............................................
ii DVS 204 • Table of Contents T able of Contents, cont’d Autoswitch (Autosw) mode .............................................................................................. 2-16 Enhanced (Enh) mode ............................................
DVS 204 1 Chapter One Intr oduction About this Manual About the DVS 204 Features and Options.
DVS 204 • Introduction 1-2 Introduction About this Manual This manual discusses how to install, configure, and operate the Extron DVS 204 digital video scaler and how to operate the optional IR 901 infrared remote control (part #70-152-01).
1-3 DVS 204 • Introduction Buffered video outputs — Six rear-panel BNC connectors and one VGA-type 15-pin HD connector provide connections for RGB output. Both outputs (the BNCs or the 15-pin HD connector) are active at all times for simultaneous output.
Introduction, cont’d DVS 204 • Introduction 1-4.
DVS 204 2 Chapter T wo Installation and Operation Mounting the Scaler Rear Panel Features Front Panel Features Optimizing the System for a DVD Menus, Configuration, and Adjustments Image Adjustments I.
Installation and Operation DVS 204 • Installation and Operation 2-2 Mounting the Scaler T abletop/desktop placement For tabletop or desktop placement only , install the self-adhesive rubber feet/pads (provided) onto the four corners of the bottom of the enclosure.
2-3 DVS 204 • Installation and Operation Application diagram The diagram shown below is an example of a typical DVS 204 application with cable connections.
Installation and Operation DVS 204 • Installation and Operation 2-4 Rear Panel Features The rear panels of the DVS 204 D and DVS 204 D 12V models, as shown below , contain all of the possible connectors available on the DVS 204 series of scalers (the DVS 204 and DVS 12V models do not come with an SDI input connector).
2-5 DVS 204 • Installation and Operation 4 V ideo input 3: S-video — Connect an S-video signal to this 4-pin mini-DIN female connector . 5 SDI (serial digital interface) input connector — Connect an SDI signal to this female BNC connector . Only the DVS 204 D and DVS 204 D 12V models have an SDI connector .
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-6 S R /R-Y V G /Y H B /B-Y OUTPUT S RGB S from RGB S pa ss -thr ough input 8 RGB or HD component (R-Y , Y , B-Y) 15-pin HD video output — Connect an RGB video display or HD component video display to this connector .
2-7 DVS 204 • Installation and Operation Front Panel Features The front panel buttons, controls, LCD, and infrared sensor of the DVS 204, as shown below , are found on all models of the DVS 204 scaler series.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-8 Size control button — This button controls the size adjustment on the display by using the Adjust horizontal and Adjust vertical adjustment knobs. See the “Image adjustments” section in this chapter .
2-9 DVS 204 • Installation and Operation Menus, Configuration, and Adjustments Scaler configuration and adjustments can be performed by using the W indows- based control program (see chapter three for details) or by using the front panel controls and the menus that are displayed on the DVS 204’s LCD screen.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-10 Main menus T o return to the default screens, let the DVS 204 time-out for 10 seconds, or press the Menu button until the Exit Menu menu appears, then press the Next button.
2-11 DVS 204 • Installation and Operation Input 1 can only input composite video, and Input 3 can only input S-video, no other video types are selectable for these inputs.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-12 Resolution and refresh rates Rotate the Adjust horizontal ( ) knob while in this submenu to select one of the available combinations of output resolutions and refresh (vertical scanning) rates.
2-13 DVS 204 • Installation and Operation H Format For RGBS pass-through input (RGB is selected for Input 4), composite sync is output on the “H” BNC.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-14 EXTRON DV S 204D OUTPUT CONFIG MENU NEXT IN3 S A VE <N/A> 1 2 3 IN3 CLR <N/A> 1 2 3 NEXT NEXT INPUT CONFIG .
2-15 DVS 204 • Installation and Operation Recalling a preset Recalling a saved preset requires that the desired input be currently selected and that the input button be pressed successively to activate each saved preset (up to three).
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-16 Blue mode T o aid in setup of the scaler ’s color and tint, the Blue mode can be set from this submenu to “On” so that only sync and blue video signals will be passed to the display .
2-17 DVS 204 • Installation and Operation Exit Menu From this submenu, press the Next button to return to the Default menu cycle, or press the Menu button to return to the Input Configuration menu.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-18 3. Rotate the Adjust horizontal knob ( ) or Adjust vertical knob ( ) to select a level from the following adjustment ranges: The Adjust knobs have no mechanical limits to their rotation.
2-19 DVS 204 • Installation and Operation EXTRON DVS204D 2 sec. 2 sec. INPUT 1 CMPOSITE 852 x 480 @60 2 sec. 2 sec. NO SIGNAL 2 sec. * The No Signal def ault menu only occurs if there is no signal present at the currently selected input connector. COL/TNT 10 sec.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-20 IR 901 Infrared Remote Control The IR 901, shown at right, replicates all of the front panel controls except the Menu and Next buttons. If Executive mode has been enabled on the DVS 204, input selection and adjustments can still be made from the IR 901.
2-21 DVS 204 • Installation and Operation T roubleshooting This section gives recommendations on what to do if you have problems operating the DVS 204, and it provides examples and descriptions for some image pr oblems you might encounter . The following are some tips to help you in troubleshooting.
Installation and Operation, cont’d DVS 204 • Installation and Operation 2-22.
DVS 204 3 Chapter Thr ee Serial Communication RS-232 Programmer’ s Guide Control Software for Windows.
DVS 204 • Serial Communication 3-2 Serial Communication The DVS 204 can be remotely controlled via a host computer or other device (such as a control system) attached to the r ear panel Remote connector . The control device (host) can use either Extron’s Simple Instruction Set (SIS) commands or the graphical control pr ogram for W indows.
3-3 DVS 204 • Serial Communication Using the command/response tables The command/response tables on the next page list valid command ASCII codes, the scaler ’s responses to the host, and a description of the command’s function or the results of executing the command.
Serial Communication, cont’d DVS 204 • Serial Communication 3-4 Command/response table for SIS commands Command ASCII Command Response Additional description (host to scaler) (scaler to host) Input selection Select video input X5 !C X5 V ideo Input X1 .
3-5 DVS 204 • Serial Communication Horizontal shift Set horizontal position X1 0 H Hph X1 0 Specify the horizontal position. Increment + H Hph X1 0 Shift right. Decrement - H Hph X1 0 Shift left. V iew the horizontal pos. value H Hph X1 0 Show the horizontal position.
Serial Communication, cont’d DVS 204 • Serial Communication 3-6 Freeze Enable 1 F Frz1 Output a “frozen” video image. Disable 0 F Frz0 T urn off fr eeze (output motion).
3-7 DVS 204 • Serial Communication The syntax for setting a special function is X? * X! # where X? is the function number and X! is the value. T o view a function’s setting, use X? # where X? is the function number . In the following table the values of the X? variable are different for each command/function.
Serial Communication, cont’d DVS 204 • Serial Communication 3-8 Control Software for Windows The included Extron DVS 204 Control Program for W indows offers another way to control the DVS 204 via RS-232 connection in addition to the Simple Instruction Set commands.
3-9 DVS 204 • Serial Communication 3. Click on the I/O Config button to configure the inputs from the I/O Configuration W indow . Using the help program For information on program featur es, press t.
Serial Communication, cont’d DVS 204 • Serial Communication 3-10.
DVS 204 A Appendix Appendix Specifications Part Numbers and Accessories Firmware Upgrade Installation Serial Digital Interface (SDI) Card Installation.
DVS 204 • Appendix A-2 Appendix Specifications Video input Number/signal type .................. 1 (RGBHV, RGBS, RGsB) pass-through, RGBS, RGBcvS 1 composite video, S-video, component video (Y, R-Y, B-Y) 1 S-video, 1 SDI (optional, DVS 204D only) 1 composite video Connectors .
A-3 DVS 204 • Appendix Output impedance ....................... 75 ohms Max input voltage ........................ 5 Vp-p Max. propagation delay .............. 20 ns Polarity .......................................... Positive or negative (switch-selectable) Control/remote — decoder/scaler Serial control port .
Appendix, cont’d DVS 204 • Appendix A-4 Part Numbers and Accessories Included parts These items are included in each order for a DVS 204 scaler: Included parts Part number DVS 204, 204 D, 204 12V .
A-5 DVS 204 • Appendix Firmware Upgrade Installation In some cases, the DVS 204’s firmware may require replacement with an updated version. There are three user-replaceable firmware chips: U41 — the main microcontr oller , U38, and U17. The numbers are printed on the cir cuit board.
Appendix, cont’d DVS 204 • Appendix A-6 Locating the three firmware IC chips 5. After you are electrically grounded, the U17 IC chip or U38 IC chip may be removed by grasping it firmly with your fingers and pulling it out, then continuing to step 8.
A-7 DVS 204 • Appendix Serial Digital Interface (SDI) Card Installation The optional SDI card may be installed in the scaler if it does not already have an input for a serial digital interface signal. W e r ecommend that you send the unit in to Extron for service and updates.
Appendix, cont’d DVS 204 • Appendix A-8 order to prevent bending the pins, before pressing the SDI card firmly in place against the standoff. The mounting hole on the SDI card should now be directly over the standoff. 7. Insert the card’s installation screw through the SDI card’s mounting hole and gently tighten it into the standoff.
FCC Class A Notice Note: This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
© 2005 Extron Electronics. All rights reserved. Extron Electr onics, USA 1230 South Lewis Str eet Anaheim, CA 92805 USA 714.491.1500 F ax 714.491.1517 Extron Electr onics, Europe Beeldschermweg 6C 3821 AH Amersfoort The Netherlands +31.33.453.4040 F ax +31.
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