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Leitch DEC-6001 User Manual

Digital comb-filter decoder
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  • Page 2 RouterWORKS, StillFile, Still Net, Tekniche, Unilock, VIA, ViewGuard, Whiplash2, Xplus, and Leitch XPRESS are trademarks and/or registered trademarks of Leitch Technology Corporation in the United States, Canada, and/or other countries. All other trademarks are the property of their respective owners.
  • Page 3 DEC-6001 Digital Comb-Filter Decoder User Manual Edition B January 2002...
  • Page 5 Indicates variables or command-line entries, i.e., a DOS entry, Code something you type into a field, etc. > Indicates direction of navigation through a hierarchy of menus and windows. Indicates a jump to another location in the document or hyperlink elsewhere (such as a website). DEC-6001 User Manual...
  • Page 6 Revision History Edition Date Revision History Issue 1 November 1997 Previous release January 2002 Formatting changes DEC-6001 User Manual...
  • Page 7 It is suggested that you keep at least one set of original Leitch packaging, in the event that a product needs to be returned for service. If the...

  • Page 8: Important Safety Instructions

    WARNING: Indicates a personal injury hazard not immediately accessible as one reads the marking. CAUTION: Indicates a hazard to property including the product or to take attention and refer to the manual. DEC-6001 User Manual...
  • Page 9 Power should not be applied to the frame while the top is open, unless properly trained personnel are servicing the unit. [PL Poland] Przod zdjeciem pokrywy wyciagnac wtyczke z gniazda sieciowego. [French] AVIS: RISQUE DE CHOC ELECTRIQUE - NE PAS OUVRIR. INSTALLER SUR SUPPORT DE MONTAGE SEULEMENT. DEC-6001 User Manual...
  • Page 10 AVIS - Risque de choc electrique. Ne pas ouvrir. viii DEC-6001 User Manual...
  • Page 11 To avoid injury or fire hazard, do not operate this product in an explosive atmosphere. Avoid Exposed Circuitry To avoid injury, remove jewelry such as rings, watches, and other metallic objects. Do not touch exposed connections and components when power is present. DEC-6001 User Manual...
  • Page 12 Samtliga nätkablar måste bortkopplas för att göra de interna kretsarna spänningsfria. Do not use this apparatus near water Do not expose this apparatus to dripping or splashing water. Ensure that no objects filled with liquid, such as vases or cups, are placed on the apparatus. DEC-6001 User Manual...
  • Page 13 Observe precautions for handling electrostatic-sensitive devices.See “Preventing Electrostatic Discharge” below for details. Fuse Replacement: CAUTION: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH THE SAME TYPE OF FUSE. [French]ATTENTION: REMPLACER UNIQUEMENT PAR UN FUSIBLE DE MEME TYPE. DEC-6001 User Manual...
  • Page 14 Kassera anvant batteri enligt fabrikantens instruktion. [D Denmark] Advarsel! Lithiumbatteri. Eksplosionsfare ved fejlagtig handtering. Udskiftning ma kun ske med batteri af samme fabrikat oq type. Lever det brugte batteri tilbage till leverandoren. [KO Korean] DEC-6001 User Manual...
  • Page 15 Handle Components Carefully. Do not slide sensitive components over any surface. Do not touch exposed connector pins. Handle sensitive components as little as possible. Transport and Store Carefully. Transport and store sensitive components in a static-protected bag or container. DEC-6001 User Manual xiii...
  • Page 16 Immunity to conducted disturbances induced by radio frequency fields 1V rms 0.15-80MHz Sig. & Ctrl. Lines, 3V rms 0.15-80MHz d.c. Power line, 1V rms 0.15-80MHz a.c. Power line, 1V rms 0.15-80MHz functional earth. EN61000-4-11 Voltage dips, short interruptions and voltage variations- immunity tests. DEC-6001 User Manual...
  • Page 17 Directive 73/23/EEC of February 19, 1973, as amended by 93/68/EEC. UL 6500-98 Audio/Video and Musical Instrument Apparatus for Household, Commercial and Similar General Use. CAN/CSA Safety Requirements for Mains Operated Electronic and E65-94 Related Apparatus for Household and Similar General Use. DEC-6001 User Manual...
  • Page 18 DEC-6001 User Manual...

  • Page 19: Table Of Contents

    Setting the Switches ..................7 Front Switches (SW3) .................7 Potentiometer Adjustments ............... 8 Chapter 3: Specifications ..............9 Mechanical ....................9 Electrical ....................10 VBI Handling .................... 10 Process Control ..................10 Appendix A: Edge Connections ..........11 DEC-6001 User Manual xvii...
  • Page 20 DEC-6001 User Manual...

  • Page 21: Chapter 1: Introduction

    Chapter 1 Introduction General Description The Genesis DEC-6001 Digital Comb-Filter Decoder is an adaptive comb filter decoder for use in any application requiring translation from the analog composite format to the digital component format. All processing is carried out in the digital domain to full broadcast quality, maintaining 10-bit accuracy from input to output.

  • Page 22: Side View

    Side View Figure 1-1 shows the side view of the DEC-6001: 6001N Video Gain Chroma Gain Black Level NTSC Hue (DEC-6001N/N only) Pass VITS/Blanks VITS Valid Black/Kill TRS on loss of input Pedestal on/off (DEC-6001N/N only) Switch SW3 Coherent/Non Coherent...

  • Page 23: Top View

    Top View Figure 1-2 shows the top view of the DEC-6001: IC 7 IC 34 Switch SW3 Figure 1-2. Top View of the DEC-6001 DEC-6001 User Manual...
  • Page 24 DEC-6001 User Manual...

  • Page 25: Chapter 2: Installation

    Chapter 2 Installation Rear Connectors The DEC-6001 is for use with Leitch Genesis FR-6001, FR-6002 and FR- 6004 frames. This equipment may be damaged Rear connectors that cannot be used in the FR-6002 are marked to by electrostatic discharge (ESD).

  • Page 26: S6 Rear Connector

    S6 Rear Connector The S6 rear connector is used only with the DEC-6001 modules. Figure 2-2 shows the S6 rear connections. Analog Input If the looping analog output is not Serial Digital Output utilized, then a 75 W termination (270 Mb/s) See note must be fitted to BNC E.

  • Page 27: Setting The Switches

    Setting the Switches The following table lists the switch settings for the DEC-6001: Switch No SW3 (towards PCB surface) (away from PCB surface) Enable Proc Amp Adjust Factory Preset Levels Non-Coherent Input Coherent Input Input has no Pedestal Input has Pedestal...

  • Page 28: Potentiometer Adjustments

    Potentiometer Adjustments Potentiometers are labelled on the DEC-6001 board as Video gain, Chroma gain, Black level, and NTSC hue. The potentiometers are mounted on the top, front edge of the PCB. The following table lists and describes the potentiometers of the DEC-...

  • Page 29: Chapter 3: Specifications

    Chapter 3 Specifications Mechanical The following table lists the mechanical specifications for the DEC-6001: Item Specification Length 8.66 in. (220 mm) Width 3.94 in. (100 mm) Height 0.71 in. (18 mm) Weight 8.82 oz. (250 g) DEC-6001 User Manual...

  • Page 30: Electrical

    Electrical The following table lists the electrical specifications for the DEC-6001: Item Specification Power Consumption 11.7 W (1.8A @ 6.5V) Delay 70 µs Frequency Response ±0.1dB to 5.5 MHz Return Loss >40 dB Subcarrier Rejection >50 dB Transient Response <0.2% K rating °...

  • Page 31: Appendix A: Edge Connections

    Appendix A Edge Connections The following table lists the edge connections for the DEC-6001: Function Function Row A Row B Analog I/P Ground Looping Analog O/P Ground Serial O/P Ground -7.5V -7.5V Ground Ground +6.5V +6.5V DEC-6001 User Manual...
  • Page 32 Function Function Row A Row B BO/S Flag O/S PCB Sel Serial O/P Ground COM1 A COM1 B COM2 A COM2 B Serial O/P Ground TKN Data I2 Add TKN Clock I2 Ret Serial O/P Ground DEC-6001 User Manual...
  • Page 33 (each, a "Customer") of hardware or software products manufactured by Leitch (each, a "Product"), or of non-warranty repair or other services provided by Leitch ("Services"), that each such Product and all such Services will be free from defects in materials and workmanship that adversely affect the Product's performance or the Services' intended purpose for a period (the "Warranty...

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