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Activity Forums DaVinci Resolve FSI LM-2461W 3Gb/sec SDI and Davinci Resolve

  • FSI LM-2461W 3Gb/sec SDI and Davinci Resolve

    Posted by Andrae Palmer on May 8, 2011 at 6:52 pm

    I have the FSI LM-2461W monitor connected to a BM Decklink Extreme 3D+. When I put the monitor in 4:4:4 RGB mode I’m not getting a signal. Strangely enough I do get a (3G) signal when the monitor is set to “Video: SDI Format: Auto” but the colors are very distorted and looking like YCbCr elements.

    In BM Design Desktop video 8 preferences I have “Use 4:4:4 SDI on video output when possible” and “Use 3 Gb/s Single Link SDI not Dual Link SDI output” both checked.

    In Davinci Resolve I’m working with RED footage and have “RGB 4:4:4 Single Link 3 Gb/s” checked.

    If anyone is working with the FLanders Scientific LM-2461W and getting good RGB 4:4:4 3 Gb/s single link to the monitor and the OSD is reporting “(3G)”. I would love to know if my settings are matching yours.

    Trying to isolate the problem down to Davinci, BM card or the monitor.

    Davinci Resolve Mac 7.1:
    Mac Pro 12-Core
    24GB (six 4GB) memory
    ATI Radeon HD 5770 and NVIDIA Quadro 4000
    Blackmagic Decklink Extreme 3D+

    Bram Desmet replied 14 years, 10 months ago 3 Members · 7 Replies
  • 7 Replies
  • Andrae Palmer

    May 9, 2011 at 1:46 am

    Looks like the problem is that Decklink HD Extreme 3D+ is not SMPTE 425 compliant. This royally sucks. The 3 Gb/sec SDI on the Flanders Scientific LM-2461W is Level A SMPTE 425M-A or Level B SMPTE 425M-B.

    Davinci Resolve Mac 7.1:
    Mac Pro 12-Core
    24GB (six 4GB) memory
    ATI Radeon HD 5770 and NVIDIA Quadro 4000
    Blackmagic Decklink Extreme 3D+

  • Chris Hall

    May 9, 2011 at 3:05 pm

    I wonder if the new decklink 4K card will solve this. Dual link 444 works for you though right?

    Chris Hall
    Colorist – Basher Films
    Pasadena, CA

  • Andrae Palmer

    May 9, 2011 at 4:22 pm

    Unfortunately the FSI LM-2461W only supports single link 4:4:4 RGB with either SMPTE-425M Level A or Level B. Sent a request to Blackmagic to see some if there is a solution or future firmware update to support SMPTE 425 o. The Decklink HD Extreme 3D+. I also have to see if the Decklink 4K is supported by RESOLVE. Even if it is… Sucks to lose the analog I/O ports since the Decklink 4K doesn’t support it.

    Davinci Resolve Mac 7.1:
    Mac Pro 12-Core
    24GB (six 4GB) memory
    ATI Radeon HD 5770 and NVIDIA Quadro 4000
    Blackmagic Decklink Extreme 3D+

  • Chris Hall

    May 9, 2011 at 5:15 pm

    At NAB the blackmagic guys all told me that resolve would support the Decklink 4K, so should be good to go there.

    Chris Hall
    Colorist – Basher Films
    Pasadena, CA

  • Andrae Palmer

    May 9, 2011 at 10:23 pm

    Was told by Blackmagic Support Representative that the Decklink HD Extreme 3D+ does not support SMPTE 425M Level A… strangely it supports Level B. I’m waiting on an answer from them as to why it does not support SMPTE 425M Level A.

    Davinci Resolve Mac 7.1:
    Mac Pro 12-Core
    24GB (six 4GB) memory
    ATI Radeon HD 5770 and NVIDIA Quadro 4000
    Blackmagic Decklink Extreme 3D+

  • Chris Hall

    May 10, 2011 at 3:59 pm

    let me know what you turn up, interested.

    Chris Hall
    Colorist – Basher Films
    Pasadena, CA

  • Bram Desmet

    July 7, 2011 at 5:37 pm

    FYI, FSI added 3Gbps Level B Overlay support in Mid-May of this year so you can now monitor 4:4:4 via 3Gbps Level B as well as 3Gbps Level A. I post this here now because we still have some people referencing this thread when they contact us because they are concerned that the LM-2461W would not support 4:4:4 signals in this configuration. Rest assured that it will and we have many customers using it successfully in precisely this configuration.

    Bram Desmet
    FSI (Flanders Scientific, Inc.)
    http://www.FlandersScientific.com

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