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Snell & Wilcox HD5050 Operator's Manual

Hdtv up-converter active, front panel and tx versions
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HD5050 HDTV
Up-Converter
(Active Front Panel and TX
Versions)
Operator's
Manual
© September 1999
Snell & Wilcox Ltd, Durford Mill, Petersfield, Hampshire, GU31 5AZ, United Kingdom.
Tel: +44(0) 1730 821188. Fax: +44(0) 1730 821199.
HD5050070999 Version 1 Issue 4
For Software Version Z5 onwards
0.1

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  • Page 1 HD5050 HDTV Up-Converter (Active Front Panel and TX Versions) Operator’s Manual © September 1999 Snell & Wilcox Ltd, Durford Mill, Petersfield, Hampshire, GU31 5AZ, United Kingdom. Tel: +44(0) 1730 821188. Fax: +44(0) 1730 821199. HD5050070999 Version 1 Issue 4 For Software Version Z5 onwards...

  • Page 2: Safety Warnings

    HD5050 SECTION 0 Safety Warnings Always ensure that the unit is properly earthed and power connections correctly made. This equipment shall be supplied from a power system providing a PROTECTIVE EARTH connection and having a neutral connection which can be reliably identified.

  • Page 3: Safety Standards

    Carefully unpack the carton and check for any shipping damage or shortages. Any shortages or damage should be reported to the supplier immediately. Enclosures: HD5050 HDTV Up-Converter Operator’s Manual Power cable Spare Fuse 4 A...
  • Page 4  WKLV GHYLFH PD\ QRW FDXVH KDUPIXO LQWHUIHUHQFH DQG  WKLV GHYLFH PXVW DFFHSW DQ\ LQWHUIHUHQFH UHFHLYHG LQFOXGLQJ LQWHUIHUHQFH WKDW PD\ FDXVH XQGHVLUHG RSHUDWLRQ ABOUT THIS MANUAL This manual covers the following versions of the HD5050: Version Standards Operational Controls...

  • Page 5: Table Of Contents

    Table of Contents SECTION Introduction Description.......................... 1.1 Features..........................1.2 Specifications Installation Power Connections......................3.1 Signal connections......................3.3 GPI............................3.5 Remote control ........................3.7 Connection details ................ 3.8 Operation General operating principles....................4.1 Operation via the front panel (Active Front Panel Version only) ......... 4.2 Using the Dedicated Push Buttons Input .....................

  • Page 6: Manual Revision Record

    HD5050 SECTION 0 Manual Revision Record Date Version No. Issue No. Change Comments 100798 First Issue 280898 Some menu changes New manual issued 150998 FCC data added to section 0 New section 0 issued 070999 For software version Z5 RollCall...

  • Page 7: Description

    HD5050 SECTION 1 Description The HD5050 family hosts a range of options to suit formats. The HD5050 will handle the standards Studio and Transmission applications. HD5050 is a conversion and aspect ratio conversions required 10-bit Broadcast/Studio Quality HDTV up-converter during the up-conversion process. All options will...

  • Page 8: Features

    HD5050 SECTION 1 Features • D5050F - 1080i/1035i 59.94/60/50, 1080P/24sf/23.97sf, 720P 59.94/60,480P/59.94/60 HDTV standards - SMPTE 292, • HD5050i/Txi 1080i/1035i 59.94/60/50, 1080P/24sf/23.97sf HDTV standards - SMPTE 292 • HD5050P/TxP 720P 59.94/60, 480P/59.94/60 HDTV standards - SMPTE 292 • Picture adjustment; aspect, size, shape & position.

  • Page 9: Specifications

    HD5050 SECTION 2 Specifications Features Specifications Signal Input Standard 625i/50 Serial or Parallel Signal Inputs 625i/24 Serial or Parallel Serial Digital 1 x SDI 525/ 625 line via BNC – 625i/23.98 Serial or Parallel Rec. 656 525i/59.94 Serial or Parallel Rec.

  • Page 10: Installation

    HD5050 SECTION 3 Installation UNPACKING THE HD5050 Power Connections The unit is supplied with a power cable that must The unit is packed in a single flight case. The be wired into a power plug as follows:- contents of the flight case are as follows:...
  • Page 11 HD5050 SECTION 3 Environment Although ruggedly constructed to meet the normal environmental requirements, it is important that there is a free flow of air at the front and rear to dissipate the heat produced during operation. Installations should be designed to allow for this.

  • Page 12: Signal Connections

    BNC connectors (for 75 Ohms) provided that may be connected to an external source of reference signal. SDI Output The HD5050 provides three SMPTE 292 HD SDI (1.485 Mbit/s) outputs. HD5050070999 Version 1 Issue 4 For Software Version Z5 onwards...
  • Page 13 HD5050 SECTION 3 Remote RS422 1(7:25. 56 This 9 pin ‘ D’ connector on the rear panel is the remote control connector that allows RS 422 remote control interfacing via the 9-pin female ‘ D’ connector. Network (RollCall™) This single BNC connector allows the unit to be connected to the RollCall network communications system.

  • Page 14: Gpi

    HD5050 SECTION 3 ,1387 GPI Inputs are accessed via a 25 way male D-type connector labelled GPI Input. Contact pins GPI input Action 12, 25 Recall Machine Memory 1 11, 24 Recall Machine Memory 2 10, 23 Recall Machine Memory 3...
  • Page 15 HD5050 SECTION 3 Equivalent circuit for the GPI input. The GPI output characteristics are as follows: Operating Voltage Range 0 to ±60 V (DC/AC peak) Maximum Load current 1.0 A (AC/DC) Maximum On-State 500 mOhm Resistance @ Tamb =+25°C Minimum Off-State...

  • Page 16: Remote Control

    The RS-422-A connections are shown in Table 3.4; must be terminated in 75 Ohms. the distance of the remote panel from HD5050 can be up to several hundred metres, depending on the A unique address for each unit on the RollCall cable type and operating environment.

  • Page 17: Connection Details

    Open the control panel by pushing the levers in the upper slot outwards and then hinging the panel to the left. Check that power is connected to HD5050 and is switched on. Press the red power switch on the rear panel to switch on the supply; an initialisation screen will appear on the control panel display.

  • Page 18: Operation

    TX Versions OPERATION USING FRONT PANEL The active front panel versions of the HD5050 may CONTROLS be operated by two methods: All operational parameters and selections may be made by pressing dedicated push buttons and 1. By using the front panel controls selecting items from a system of menus displayed in the window.
  • Page 19 HD5050 SECTION 4 +' Display Window SUHVHW KRPH EDFN GENERAL OPERATING INFORMATION Display Window Home Display The control window displays all selection menus An example of unit status is shown below indicating sub-menus and unit status information. that the unit is set to accept an 625 SDI/D1 input...
  • Page 20 HD5050 SECTION 4 The Home button always allows a return KRPH EDFN to the home status screen in the display window from any position in the menu hierarchy. The Back button allows a return to the last menu screen that was displayed. Up to 20 menu screens may be retraced using this function.

  • Page 21: Using The Dedicated Push Buttons

    The HD5050 assumes that the input data uses the normal Rec656 data format but uses a reduced clock frequency (12.96 MHz for 24 Hz inputs and 12.947 MHz for 625/23.98 Hz inputs).
  • Page 22 The HD5050 will then blank any output data that Black The output will go to black. has been generated by that input data, regardless of the display control settings.

  • Page 23: Convert

    Optimise In this mode the unit operates as Note: The filter type setting only in synchronise mode but monitors has an effect if the HD5050 is in the amount of slippage between Video->Video mode the input and output timing. When Video ->...
  • Page 24 HD segmented frame format. For example, one could take in 525/59.94 This allows the user to determine how the HD5050 video material and convert it to 1080/59.94 with will process incoming video of film material. There frame based motion.
  • Page 25 If the HD5050 is in Video -> Video mode (Pair) then this will provide clean cuts if the programme cuts are on field ones. If the HD5050 is in Video -> 2:2 (Pair) mode then the output of the HD5050 will also change on field one boundaries.
  • Page 26 HD5050 SECTION 4 Colour Enhance Vertical enhancement, horizontal enhancement This function allows various types of colour space and de-ringing may be applied to the signal with conversion to be applied to the signal. This defines the colour space of the output signals.

  • Page 27: Output

    HD5050 SECTION 4 Blank OUTPUT Output blanking widths may be adjusted with these controls. Adjustments to the left, right, top and bottom of the picture may be made in steps of output samples/lines. The output standard may be set using this function.

  • Page 28: Display

    HD5050 SECTION 4 DISPLAY This function allows various display size and position parameters to be set up. Full Height The picture will contain all vertical picture information. Unused display areas will be black. The aspect ratio of the active picture will be 4:3.
  • Page 29 HD5050 SECTION 4 Anamorphic The picture will contain all picture information but the picture will be distorted if the aspect ratio of the input picture is not the same as that of the output display. Anamophic Insert 297 lines 486 lines...
  • Page 30 HD5050 SECTION 4 The Pan selection allows the picture to be panned horizontally. The numerical value will be shown in the display window. Size When size is selected the size of the image can be scaled. Both the vertical and horizontal size change whilst maintaining the aspect ratio of the output picture.
  • Page 31 HD5050 SECTION 4 User This function allows a particular display size set-up to be stored in a memory location. The characteristics (Pan, Size, Aspect Ratio and position ) will displayed in the window. To recall a set-up select User 1, 2, 3 or 4...

  • Page 32: Genlock

    The unit is forced to accept either a run mode. 625/24 or 625/23.98 reference input. Ref Source Note: Important limitations If the HD5050 output standard The reference source may be selected as: uses a 74.25MHz clock then, 625/23.98 MAY NOT be used as Auto system...

  • Page 33: Memory

    HD5050 SECTION 4 Timing UTILS This function allows various actions to be applied to the output signal. The relative timing between the reference signal and the output signal may be adjusted using these controls. Note that these controls may be set up even if the unit is not genlocked;...
  • Page 34 HD5050 SECTION 4 Freeze The output picture will be frozen. CONFIG FrzType Version This selection allows the type of freeze to be selected. Selecting Version will display details of the software version. Selections available are: Audio Frame freeze Note that these selections will...
  • Page 35 HD5050 SECTION 4 Select NET The first set (0000) is the network segment code number (The spinwheel selects the character; the Preset button sets the text line to all zero’s and the SAVE function accepts the network address) Select Setup...
  • Page 36 HD5050 SECTION 4 Display Functions Shape This allows the shape of the Speed This allows the period of transition transition (when changing picture (when changing picture size or size or shape) to be set from the shape) to be set.
  • Page 37 HD5050 SECTION 4 Network Network Address This function allows a network name, a logserver name and a network address to be set up. The network address (a 2-digit number) may be set up using the adjacent spinwheel. Note that as the unit only reads the Net address on power-up the unit must be restarted if the address is changed.
  • Page 38 HD5050 SECTION 4 This allows the GPI function to be set up. The input and output connections are made via the two 25 way D connectors on the rear panel. For connection details see section 3 page 7. Input This allows the GPI input to be set to ON (active)
  • Page 39 HD5050 SECTION 4 HD5050070999 Version 1 Issue 4 For Software Version Z5 onwards 4.22...
  • Page 40 HD5050 SECTION 4 OPERATING THE HD5050 FROM AN ACTIVE CONTROL PANEL VIA THE ROLLCALL REMOTE CONTROL SYSTEM The Menu System (See Menu system diagram on previous page) All operational parameters and selections are made using a system of menus displayed in two LCD windows.
  • Page 41 The HD5050 remote control unit is an enclosure of 1 RU size, but only 1/3rd the depth of a standard 1 RU enclosure. It is designed for control desk mounting and acts as a remote control unit for the HD5050.
  • Page 42 This 9 pin ‘ D’ connector on the rear panel allows the unit to be connected to an RS422 network communications system. This should be connected to the RS422 9 pin ‘D’ connector on the HD5050. NETWORK NETWORK This has no function on this unit.
  • Page 43 HD5050 SECTION 4 REMOTE CONTROL PANEL CONTROLS The panel is grouped into areas to simplify operation and the controls in each area will be described in turn. Pushbuttons mem.1 mem.2 display input convert output +' home full full REMOTE preset...
  • Page 44 HD5050 SECTION 4 Display and Display Controls The display comprises three rows of 20 characters; the top row normally shows the current conversion, the centre row shows the genlock status and the bottom row shows other selected conditions. There is a selection pushbutton at both ends of each row.
  • Page 45 HD5050 SECTION 4 Operating the HD5050 using the Remote Control Panel In general the menus and functions on the remote panel follow the same structure as those for the main unit front panel described in earlier in Section 4. The few exceptions are described below.
  • Page 46 Status For a detailed description of RollTrack see section 5. The Status letter at the end of the string is unique to the HD5050 and indicates whether the RollTrack channel is I-inactive or A-active. HD5050070999 Version 1 Issue 4 For Software Version Z5 onwards 4.29...

  • Page 47: Rolltrack Audio Delay Tracking

    HD5050 SECTION 5 Appendix RollTrack Audio Delay Tracking RollTrack is a feature of RollCall™ (Snell & Wilcox’s proprietary remote control system), that allows devices to communicate across the RollCall network with no direct user intervention. RollTrack Audio Delay Tracking enables Snell & Wilcox RollCall™ compatible audio delay products to track delay introduced by RollCall™...
  • Page 48 HD5050 SECTION 5 The next level of complexity is a vertical delay cluster where a video unit can have up to eight audio delays tracking - of the same or different types. delayed video by 10 ms IQD1FSY 4:2:2 changes to 20 ms...
  • Page 49 HD5050 SECTION 5 The total delay time through the audio delay is then the sum of the individual delays introduced by the video units plus the manual delay of the audio unit. The manual delay can be set to compensate for any fixed propagation delay in the video path or may be set to zero.
  • Page 50 HD5050 SECTION 5 The most complex system would be an array of matrix delay clusters HD5050070999 Version 1 Issue 4 For Software Version Z5 onwards...
  • Page 51 HD5050 SECTION 5 HD5050070999 Version 1 Issue 4 For Software Version Z5 onwards...

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