Crystal Vision Indigo SYN 3G User Manual

3g/hd/sd video synchronisers

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SYN 3G and
SYN-A 3G
3G/HD/SD video synchronisers
Crystal Vision Ltd., Lion Technology Park, Station Road East, Whittlesford, Cambridge, CB22 4WL, England.
Tel: +44(0) 1223 497049 Fax: +44(0) 1223 497059 sales@crystalvision.tv www.crystalvision.tv

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  • Page 1 SYN 3G and SYN-A 3G 3G/HD/SD video synchronisers Crystal Vision Ltd., Lion Technology Park, Station Road East, Whittlesford, Cambridge, CB22 4WL, England. Tel: +44(0) 1223 497049 Fax: +44(0) 1223 497059 sales@crystalvision.tv www.crystalvision.tv...
  • Page 2: Table Of Contents

    Crystal Vision SYN 3G/SYN A-3G User Manual Contents Introduction SYN 3G SYN-A 3G Delays Hardware installation Module configuration Rear modules and signal I/O Rear module connections with RM41 Rear module connections with RM57 Rear module connections with RM67 General Purpose Interface...
  • Page 3 Crystal Vision SYN 3G/SYN A-3G User Manual Video Status Audio Status Video Settings Menu Sync and Output Settings RGB Proc YUV Proc Fibre Enable Audio Settings Menu Audio Router Audio Mute Audio Resampling Audio Delay Audio Bypass Data Insert Menu Presets, Resets &...
  • Page 4 Crystal Vision SYN 3G/SYN A-3G User Manual Rev 2 Moved Statesman info to Appendix, added VisionWeb info. 22-08-17 Combined both models into one manual. Rev 3 Added note about removal of card edge control in 2018. 09-07-19 SYN 3G/SYN-A 3G User Manual R1.3...
  • Page 5: Introduction

    The SYN 3G and SYN-A 3G are space-saving 100mm x 266mm modules which fit in the Crystal Vision Indigo frames, with the inputs and outputs accessed by using either the RM41, RM57 or RM67 frame rear modules. Control options include an active front panel on the frame, a remote control panel, SNMP and the VisionWeb PC software.
  • Page 6 Crystal Vision Introduction Dolby E alignment delay Linear AES: 0-120mS; Dolby Audio delays (in addition to tracking delays) E: 1,2 or 3 frames fixed delay Audio routing in stereo pairs Audio muting in stereo pairs Audio resampling of linear AES...
  • Page 7 Crystal Vision Introduction The SYN 3G is the base model of the range and has the following features that are common to both models in the range: • Use with variety of sources - works with 3G/s, HD and SD.
  • Page 8 Crystal Vision Introduction The main features of the SYN-A 3G are the same as the SYN 3G but with the following additional features: • Versatile audio: will handle up to four audio groups, eight AES stereo pairs which can be fully shuffled with the powerful audio router.
  • Page 9: Delays

    Crystal Vision Delays 2 Delays Both models feature frame synchronisers which can use a Black and Burst or tri-level syncs external reference. Input to output delay will depend on the relative timings of the reference and input video. The synchroniser can be disabled by selecting the ‘genlock’...
  • Page 10 Crystal Vision Delays the alignment process can change the Dolby E timing by +/- 0.5 frames relative to the video. This allows repeated embed/de-embed cycles with less risk of the Dolby E getting progressively later relative to the video. (3) A synchroniser delay. This automatically adjusts over a range 0 to 1 frame to provide the desired output timing.
  • Page 11 Crystal Vision Delays The faster the TAD speed, the faster the audio delay will match the video delay, but at the expense of musical pitch. Since the TAD speed can be audible as a pitch change, the response time needs to be chosen with care.
  • Page 12 Crystal Vision Delays The user delay determines whether a stereo channel passes through the "user" audio delay, or bypasses it with minimum delay. The "user" delay for Dolby E is (7), for other audio it is (4). The Resample enable control affects how the audio data is manipulated to change the PCM delays.
  • Page 13: Afd

    Crystal Vision 3 AFD SYN-A 3G is able to offer AFD insertion of SMPTE 2016 AFD for use by downstream equipment. There are three sets of controls associated with Active Format Descriptor (AFD). These are: the inserter mode control, entire image aspect ratio selector (coded frame) and the group of 16 AFD codes.
  • Page 14: Hardware Installation

    Crystal Vision Hardware installation 4 Hardware installation Module configuration There are five user settable links on the SYN 3G/SYN A-3G. These are PL2, PL3, PL4, PL5 and PL7. Links PL2, PL3, PL4 and PL5 are used to select between RS422 and GPI control.
  • Page 15 Crystal Vision Hardware installation Potentiometers These potentiometers have been factory set and should not require further adjustment Potentiometer Function 3.3V rail adjustment Clock free-running frequency Name Function when ON Function when Off Colour One or more of the monitor Green...
  • Page 16: Rear Modules And Signal I/O

    Crystal Vision Rear modules and signal I/O 5 Rear modules and signal I/O The 2U Indigo 2 frames will house up to 12 single height modules and dual power supplies. The 1U Indigo 1 frames will house six single height modules and a single or dual power supply.
  • Page 17: Rear Module Connections With Rm67

    Crystal Vision Rear modules and signal I/O RM57 rear module connector Description RM57 • 12 per Indigo 2 frame • 6 per Indigo 1 frame • 2 per Indigo DT • All frame slots can be used I/O assignment OPTICAL I/O SC optical connector.
  • Page 18: General Purpose Interface

    Crystal Vision General Purpose Interface 6 General Purpose Interface Each frame slot has up to six connections ‘a-f’ for GPI control and monitoring. These connections are available at the rear of the frame on the 26-way D-Type remote connectors. Low (<1V) High (+5V) ‘a’...
  • Page 19: Frame Gpi Connections

    Crystal Vision General Purpose Interface 2U frame GPI connections GPI lines ‘a’ to ‘f’ of each card connect to two of four rear remote connectors as follows: Slot no. ‘a’ pin ‘b’ pin ‘c’ pin ‘d’ pin ‘e’ pin ‘f’ pin...
  • Page 20: Indigo Dt Desk Top Box Gpi Connections

    Crystal Vision General Purpose Interface Indigo DT desk top box GPI connections GPI lines ‘a’ to ‘f’ of each card connect to two rear remote connectors as follows: Slot no. ‘a’ pin ‘b’ pin ‘c’ pin ‘d’ pin ‘e’ pin ‘f’...
  • Page 21: Card Edge Operation

    Crystal Vision Card edge operation 7 Card edge operation Card edge controls SYN 3G/SYN-A 3G board edge Board edge control was removed from SYN 3G and SYN-A 3G in 2018. Therefore the card edge control information detailed here is only relevant for older versions of the product.
  • Page 22: Reading Card Edge Leds

    Crystal Vision Card edge operation Reading card edge LEDs Card edge LEDs may be used in conjunction with status information from any connected remote status panel display or from VisionWeb if available. Refer also to the trouble shooting chapter for more help with solving problems and monitoring status information.
  • Page 23: Using The Front Control Panel

    Crystal Vision Using the front control panel 8 Using the front control panel Module selection At power up all eight control panel keys LEDs will illuminate briefly. Once the panel has completed its power up and configuration sequence the panel will enter its status mode showing the current software version and frame IP address.
  • Page 24: Active Panel Menu Structure

    Crystal Vision Using the front control panel The SYN-A 3G Home menu Updating the display The values displayed on an active front panel are only updated when an adjustment is made and when changing menu level. If changes occur through the use of card edge controls or other remote control, the text displayed on the active front panel will not be updated immediately.
  • Page 25: Menu Tree

    Crystal Vision Using the front control panel Menu Tree The basic menu structure for VisionWeb, card edge and front panel access is identical and consists of the following menus and sub-menus. Where the menu structure varies with model type, this is indicated in the chart below:...
  • Page 26 Crystal Vision Using the front control panel RGB Cal YUV Proc Fibre Enable Lift Gain Lift Gain Lift Gain YUV Cal. Cal. Audio Settings (SYN-A 3G only) Audio Router Routing Group 1 Group 2 Group 3 Group 4 Take Audio Mute...
  • Page 27: Controlling Cards Via Visionweb

    Audio Silence Controlling cards via VisionWeb Crystal Vision cards use an XML file to create a control database that is used by the card’s front-edge controller, the Indigo frame front panel controller and VisionWeb web browser software. VisionWeb software offers a full range of controls with slider controls etc.
  • Page 28 Crystal Vision Using the front control panel Indigo home page The example above shows a SYN 3G card fitted in slot one and the frame’s power supply and status monitor in slots 13 and 14. Clicking on a SYN 3G or SYN A-3G card will bring up the card’s home page, for example:...
  • Page 29: Control Descriptions

    SYN 3G/SYN A-3G are accessible from the front panel, the board edge or from Crystal Vision’s ‘VisionWeb’ software. The description of controls used in this manual is based on VisionWeb GUI screen grabs but the path to locate controls via the front panel or board edge follows the same logic.
  • Page 30: Status Menu

    Crystal Vision Control Descriptions Status Menu Video Status Display presence, standard and status of input and reference video signal. Present On if input video present. The Input video standard is shown. i.e. IP 525, IP Format 625, IP 720p 50/59, IP 1080i50/59, IP 1080p50/59, IP Missing, IP Unknown.
  • Page 31: Audio Status

    Crystal Vision Control Descriptions Audio Status Display presence of embedded audio signals and indicate if silent. (SYN-A 3G only) On when the audio group is embedded into the video Input input. Group 1-4 On when the audio group is embedded into the video Output output.
  • Page 32 Crystal Vision Control Descriptions Select source of video reference to be the video Genlock input video or reference input using either tri-level Mode syncs or Black and Burst. When locking to ‘Video Input’ the synchroniser is effectively disabled. In ‘Override Sync’ mode, should the input frame rate...
  • Page 33: Rgb Proc

    Crystal Vision Control Descriptions Frame Delay the video by 0 – 3 frames. For the SYN-A 3G Delay only, this delay is bypassed by embedded audio, effectively delaying video with respect to the audio. Set a variable delay in lines and pixels. The maximum amount of variable Line/Pixel delay that can be set is one frame.
  • Page 34: Fibre Enable

    Crystal Vision Control Descriptions Apply a positive or negative DC offset to the black level of the Lift Y, U and V components of the video path. Apply 0 to 200% gain to the Y, U and V components of the Gain video path.
  • Page 35: Audio Settings Menu

    Crystal Vision Control Descriptions Audio Settings Menu Audio Router Select audio embedding options for video output. (SYN-A 3G only) Select which embedded audio inputs are to be re- embedded at the output. Current selections are shown as green circles, pre-selected selections (red circles) are the crosspoints to be routed when the ‘Take’...
  • Page 36: Audio Mute

    Crystal Vision Control Descriptions Audio Mute Select audio muting and embedding options. (SYN-A 3G only) When selected, this control will mute the selected embedded Mute audio channel pair. Embed Select to re-embed the audio group into the video output. Audio Resampling Select audio embedding options for video outputs.
  • Page 37: Audio Delay

    Crystal Vision Control Descriptions The Resample control affects how the audio data is manipulated to change the PCM delays. On resampled channels (resample enabled) the audio will be continuously resampled allowing seamless changes in audio delay. On non-resampled channels Resample...
  • Page 38: Audio Bypass

    Crystal Vision Control Descriptions Enable Dolby E alignment to ensure correct positioning of the Dolby E Align guardband. Dolby E Align mode will limit the minimum video delay to 0.5 frames. Audio Bypass Bypass audio router and resampling. (SYN-A 3G only)
  • Page 39 Crystal Vision Control Descriptions Select aspect ratio of entire image. For instance if the output is a 16:9 letterbox image within a 4:3 frame, select 4:3 for AR and Code ‘10’. Code for active image area. See section Code ‘AFD’ for more information.
  • Page 40: Presets, Resets & Gpi/Os

    Crystal Vision Control Descriptions Presets, Resets & GPI/Os Presets Up to 16 user-defined configurations may be stored and recalled either from VisionWeb or through the use of external GPIs. Presets store the board setup data including operating mode card status. The presets are numbered 1-16.
  • Page 41: Resets

    Crystal Vision Control Descriptions Resets Reset the board to its default settings. Fact. Res Exc Reset the board to default settings but leave preset memories Preset unaffected (see section ‘Defaults’. Fact. Res Inc Reset the board to default settings and erase preset memories.
  • Page 42: Alarm Delay Time

    Crystal Vision Control Descriptions Input missing Select to assert alarm if video input is missing. Reference Select to assert alarm if synchroniser reference is missing. missing Video Select to assert alarm if incoming video is at black level or frozen Black/Frozen for the period set by the Alarm Delay menu.
  • Page 43: Defaults

    Crystal Vision Defaults 10 Defaults The following table lists SYN 3G/SYN A-3G default settings after reset. Note that not all of these settings are relevant to the base model SYN 3G. Parameter Default value Output standard Forced Frame rate 50Hz...
  • Page 44: Troubleshooting

    Crystal Vision Troubleshooting 11 Troubleshooting Card edge monitoring The front edge of the card provides useful power rail monitoring, input status and aspect ratio information. SYN 3G/SYN-A 3G front edge view The following table summarises the card edge LED functions and colours:...
  • Page 45: Basic Fault Finding Guide

    Crystal Vision Troubleshooting Basic fault finding guide The Power OK LEDs are not illuminated Check that the frame PSU is functioning – refer to the appropriate frame manual for detailed information There is no video output Check that a valid SDI input is present and that any cabling is intact...
  • Page 46: Specification

    Crystal Vision Specification 12 Specification General Dimensions 100mm x 266mm module with DIN 41612 connector. Weight 180g. Power consumption SYN 3G/ SYN-A 3G - 9 Watts. FIP - 0.6 Watts. FOP - 0.6 Watts. Inputs Video HD or SD SDI 270 Mb/s to 2.970 Gb/s serial digital compliant to SMPTE 259, SMPTE 292-1 and SMPTE 424/425-A.
  • Page 47 Crystal Vision Specification that there is no remnant of the original version of old groups. If group 1 is replaced there is not an old group 1 with the “mark for deletion” flag set. Instead there is just the new modified group 1.
  • Page 48: Appendix

    Crystal Vision Appendix 1 13 Appendix 1 Statesman In July 2014, Statesman control of SYN 3G models was superseded by VisionWeb control. Statesman is no longer supported after this date, but information for existing users is included in this appendix. The following is an...
  • Page 49: Synchroniser Control

    Crystal Vision Appendix 1 give a warning as with video black or video frozen. If a LED turns red this is a fault condition so input present will turn red if the input should go away. A greyed LED will indicate an absence such as non-alarm or non-warning status.
  • Page 50 Crystal Vision Appendix 1 Synchroniser controls Genlock mode The SYN-A 3G has two modes of operation, as a synchroniser or as a user set fixed delay. In synchroniser mode the external reference can be either Black and Burst or a Tri-level/Bi-level sync containing no burst.
  • Page 51: Audio Controls

    Crystal Vision Appendix 1 Audio controls The audio controls tab contains the audio configuration controls. Audio routing, configuration and tracking audio delay speed are assigned in this tab. Audio controls menu Audio bypass Selecting bypass will send any embedded audio directly to the output, bypassing the router and resamplers.
  • Page 52: Output Afd

    Crystal Vision Appendix 1 audio samples will be dropped or repeated as required. This control has no effect on channels containing Dolby E, which is automatically detected and bypasses the resamplers. Audio delay This control can be used to delay the audio with respect to the video and compensate for any small delay between the incoming video and audio signals.
  • Page 53: Video Gain Controls

    Crystal Vision Appendix 1 The 16 available codes are described in the following table. AFD code Description AFD code Description Undefined Full Frame (as coded frame) Reserved 4:3 centre 16:9 top 16:9 centre 14:9 top 16:9 centre 16:9+ Reserved for future use...
  • Page 54: Gpo Alarms Menu

    Crystal Vision Appendix 1 YUV lift and gain controls Video gains The video proc-amp allows adjustment of video gain, black level and independent YUV gains. The maximum increase in overall gain allowed is 200%. Should any combination of controls be set where this maximum would be exceeded, the gain will be limited to 200%...
  • Page 55: Presets And Factory Reset

    Crystal Vision Appendix 1 Alarms and Fibre configuration Presets and factory reset Up to 16 user-defined configurations may be stored and recalled either from the board control, active front panel, Statesman or through the use of external GPIs. Presets store the board setup data including operating mode card status.
  • Page 56 Crystal Vision Appendix 1 Note: If the selected location contains previously saved setting information it will be overwritten by the new setting data. When pasting a board setup from Statesman, GPI enable will be set to disabled. To recall previously stored setting information, again choose the selected location and press enter to recall the stored configuration.
  • Page 57 Crystal Vision Appendix 1 The Crystal Vision Statesman PC control software is designed to control a range of Crystal Vision modules via serial control from a PC. Statesman provides a user friendly means of configuring and operating Crystal Vision modules with the benefit of “see-at-a-glance” status monitoring.

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