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DDS 402 Digital Display Scaler 68-555-01 Rev. D 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.
QS-1 Quick Start — DDS 402 Installation Step 1 T urn of f power to the DDS 402 and input and out- put devices, and remove power cords fr om them. Step 2 Install four rubber feet on the bottom of the DDS 402, or mount the DDS to furniture or in a rack (see figure on the bottom of this page).
Quick Start — DDS 402, cont’d QS-2 T ypical DDS 402 Application 2A MAX 100-240V 50-60Hz RS-232 RGB/HD R-Y, B-Y , Y RGB/R-Y, B-Y , Y RGB RGB/R-Y, B-Y , Y 2 1 R /R-Y G /Y B /B-Y HVS R /R-Y G /Y B /B.
QS-3 2 Output menu NEXT NEXT NEXT MENU Scaler output resolutions See the ta b le b elow f or a v aila b le com b inations of resol u tions and refresh rates.
Quick Start — DDS 402, cont’d QS-4 4 Advanced Configuration menu ME N U N EXT N EXT T o reset the scaler , press and hold the Freeze button until the reset messa g e displays. * Adjust knobs do not affect this submenu RGB delay time (in seconds) • 0.
i Digital Display Scaler • Table of Contents T able of Contents Chapter 1 • Introduction ....................................................................................................... 1-1 About this Manual ................................
ii Digital Display Scaler • Table of Contents T able of Contents, cont’d Advanced Configuration menu .................................................................................... 3-9 Edge Smoothing submenu ..................................
iii Digital Display Scaler • Table of Contents Appendix A • Reference Information .......................................................................... A-1 Specifications .......................................................................
iv Digital Display Scaler • Table of Contents T able of Contents, cont’d 68-555-01 Rev. D 01 05 All trademarks mentioned in this manual ar e the pr operties of their respective owners.
Digital Display Scaler 1 Chapter One Intr oduction About this Manual About the Scaler Features.
Introduction, cont’d Digital Display Scaler • Introduction 1-2 Introduction About this Manual This manual contains installation, configuration, and operating information for the Extron DDS 402 digital display scaler . This chapter identifies the scaler ’s features.
1-3 Digital Display Scaler • Introduction The scaler also features a zoom function, up to 200%, that maintains the original aspect ratio. The zoom function makes the scaler ideal for video wall applications using four displays and four DDS 402s zoomed to 200%.
Introduction, cont’d Digital Display Scaler • Introduction 1-4 Operational flexibility — Operations such as input and scaling selection, picture controls, and saving and recalling of pr esets can be performed on the front panel or over the RS-232 link.
1-5 Digital Display Scaler • Introduction Freeze mode — Locks the output display to the selected image. Once an input is frozen, the input can be removed without losing the output image.
Introduction, cont’d Digital Display Scaler • Introduction 1-6.
Digital Display Scaler 2 Chapter T wo Installation Installation Overview Mounting the Scaler Cabling and Rear Panel V iews Configuration.
Installation, cont’d Digital Display Scaler • Installation 2-2 Installation Installation Overview T o install and set up a DDS 402 Digital Display Scaler for operation, perform the following steps: 1 Disconnect power from all of the equipment, including the video source(s), and the devices that will receive the scaled video signal.
2-3 Digital Display Scaler • Installation 2A MAX 100-240V 50-60Hz REMOTE RGB/HD R-Y , B-Y, Y RGB/R-Y , B-Y, Y RGB RGB/R-Y , B-Y, Y 2 1 R /R-Y G /Y B /B-Y HV S R /R-Y G /Y B /B-Y H /HV V O U T P U T .
Installation, cont’d Digital Display Scaler • Installation 2-4 5 RGB/HD R-Y , B-Y , Y Output BNC connectors — Connect an RGB video or HD component video display to these female BNC connectors (figure 2-4).
Digital Display Scaler 3 Chapter Thr ee Operation Front Panel Controls and Indicators Front Panel Operations Optimizing the V ideo.
Operation, cont’d Digital Display Scaler • Operation 3-2 Operation Front Panel Contr ols and Indicators All of the Digital Display Scaler ’s controls and indicators are on the fr ont panel (figure 3-1). The large, positive-touch, illuminated push buttons can be labeled with text and/or graphics.
3-3 Digital Display Scaler • Operation Memory presets with no values saved in them are not included in the loop; if pr eset 2 is empty , the loop sequences from preset 1 to preset 3 when the Input button is pressed.
Operation, cont’d Digital Display Scaler • Operation 3-4 13 Adjust (vertical) knob — The Adjust knob changes settings when used in conjunction with the picture adjustment buttons or the menu system. Rotate this knob to change picture settings when one of the picture adjustment buttons is selected.
3-5 Digital Display Scaler • Operation Display Cyc le 2 sec. 2 sec. 2 sec. 2 sec. 2 sec. Extron Po wer on 60-426-01 Input #2 Horz. 00.00 kHz V er t. 00.00 Hz Output Rate DDS 402 V ersion x . xx RGB 1024 x 768 @ 60 Figure 3-3 — LCD power up and default display cycle Display Cycle MENU MENU 2 sec.
Operation, cont’d Digital Display Scaler • Operation 3-6 Menu N ext Input video type • RGB • Betacam 50 • YUVi • Betacam 60 • YUVp • HDTV The selected input is also av ailable for the pixel phase adjustment (next screen). Use either Adjust knob to set the slected output’ s pixel phase .
3-7 Digital Display Scaler • Operation Resolution and refr esh rates submenu Rotate the Adjust knob while in this submenu to select one of the available output resolutions. Rotate the Adjust knob while in this submenu to select one of the available r efresh (vertical scanning) rates.
Operation, cont’d Digital Display Scaler • Operation 3-8 Memory Presets menu Figure 3-7 is a flowchart that shows an overview of the Memory Presets menu, the Save Presets and Erase Presets submenus, and the available settings.
3-9 Digital Display Scaler • Operation Advanced Configuration menu Figure 3-8 is a flowchart that shows an overview of the Advanced Configuration menu, the submenus, and the available settings. ME N U N EXT N EXT T o reset the scaler , press and hold the Freeze button until the reset messa g e displays.
Operation, cont’d Digital Display Scaler • Operation 3-10 Reset submenu The Reset submenu resets the DDS 402 to the default values. Reset the scaler by pr essing and holding the Freeze button while this submenu is active. The LCD displays Unit Reset to Factory Defaults when the reset is complete.
3-11 Digital Display Scaler • Operation 2. Rotate the Adjust knob or Adjust knob to vary the settings within the following adjustment ranges: The Adjust knobs have no mechanical limits to their rotation. • Center : No ranges are displayed for the Center adjustments.
Operation, cont’d Digital Display Scaler • Operation 3-12 Optimizing the Video Perform the following steps, in sequence, after you have installed the DDS. This procedur e will help you to configure the scaler for the best settings for your display environment.
Digital Display Scaler 4 Chapter Four Pr ogrammer’ s Guide Symbols Scaler-Initiated Messages Host-to-Scaler Instructions Scaler Error Responses Using the Command/Response T able Command/Response T a.
Digital Display Scaler • Programmer’s Guide 4-2 Programmer’ s Guide The scaler ’s rear panel Remote 9-pin D female connector (figur e 4-1) can be connected to the RS-232 serial port output of a host device such as a computer running the HyperT erminal utility or a control system.
4-3 Digital Display Scaler • Programmer’s Guide Scaler -Initiated Messages When a local event such as power-up or a front panel operation occurs, the scaler responds by sending a message to the host. The scaler -initiated messages are listed in the following pages.
Programmer’ s Guide, cont’d Digital Display Scaler • Programmer’s Guide 4-4 Vsz A front panel vertical size adjustment has occurr ed. Brt X8 A front panel color brightness adjustment has occurr ed. X8 is the brightness variable. Con X9 A front panel contrast adjustment has occurred.
Digital Display Scaler • Programmer’s Guide 4-5 Host-to-Scaler Instructions The scaler accepts SIS (Simple Instruction Set) commands through the Remote port. SIS commands consist of one or more characters per command field. They do not require any special characters to begin or end the command character sequence.
Programmer’ s Guide, cont’d Digital Display Scaler • Programmer’s Guide 4-6 Command/response table for SIS commands Command ASCII Command Response Additional description (host to scaler) (scaler to host) Input selection Select video input X1 !I n • X1 All Select video input X1 .
Digital Display Scaler • Programmer’s Guide 4-7 Command/response table for SIS commands (cont’d) Command ASCII Command Response Additional description (host to scaler) (scaler to host) Horizontal detail filter Set a specific filter value X1 0 D Dhz X1 0 Set the horizontal detail level.
Programmer’ s Guide, cont’d Digital Display Scaler • Programmer’s Guide 4-8 Command/response table for SIS commands (cont’d) Command ASCII Command Response Additional description (host to scaler) (scaler to host) T est patter n Select test pattern X1 4 JT s t X1 4 Select a test pattern.
Digital Display Scaler • Programmer’s Guide 4-9 Command/response table for special function SIS commands The syntax for setting a special function is X? * X n # where X? is the function number (su.
Programmer’ s Guide, cont’d Digital Display Scaler • Programmer’s Guide 4-10.
Digital Display Scaler 5 Chapter Five Scaler Softwar e Control Software for Windows Button-Label Generator.
Digital Display Scaler • Scaler Software 5-2 Scaler Softwar e Control Softwar e for Windows T wo software programs accompany the DDS 402: • The Extron USPDDS Control Pr ogram, which communicates with the scaler via the Remote port, provides an easy way for you to contr ol the scaler .
5-3 Digital Display Scaler • Scaler Software 3 . Click on the I/O Configuration button to configur e the inputs in the I/O configuration window (figure 5-2).
Scaler Software, cont’d Digital Display Scaler • Scaler Software 5-4 Button Label Generator Y ou may wish to customize the labeling of the DDS 402’s front panel buttons. Blank templates for the DDS 402’s button label windows are included in appendix A of this manual.
Digital Display Scaler A Appendix A Refer ence Information Specifications Part Numbers Firmware Upgrade Installation Button Labels.
Digital Display Scaler • Reference Information A-2 Reference Information Specifications Video input Number/signal type ................... 1 RGBHV, RGBS, RGsB 1 RGBHV, RGBS, RGsB, component video Connectors ................................... (1) 15-pin HD female 5 BNC female Nominal level .
A-3 Digital Display Scaler • Reference Information Control/remote — video scaler/scan converter Serial control port ........................ RS-232, 9-pin female D connector Baud rate and protocol ............... 9600 baud, 8 data bits, 1 stop bit, no parity Serial control pin configurations 2 = TX, 3 = RX, 5 = GND Program control .
Reference Information, cont’d Digital Display Scaler • Reference Information A-4 Firmware Upgrade Installation In some cases the DDS 402’s firmware may require replacement with an updated version. There are two user-replaceable firmware chips, U60 — the main microcontroller and U24, and one set of chips, U67 and U68.
A-5 Digital Display Scaler • Reference Information U24 U60 U67 U68 Figure A-2 — Locating the four firmware IC chips 6 . For U60 or U24 , align the hooks of a PLCC IC puller tool with the slots located in opposite ends of the firmware chip. 7. Insert the hooks into the slots, and squeeze the tool gently to grasp the chip.
Reference Information, cont’d Digital Display Scaler • Reference Information A-6 Button Labels Figure A-4 provides blank button labels. If desired, photocopy them or cut them out of the manual, write button information in each button area as desired, and put them in the scaler ’s input buttons’ windows.
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.
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 +31.33.453.4050 Extron Electr onics, Asia 135 Joo S eng Road, #04-01 PM Industrial Building Singapore 368363 +65.
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