Blackmagic Design Spares - ATEM Constellation 8K - PCB Mezz 3
SKU: 47614257435

Blackmagic Design Spares - ATEM Constellation 8K - PCB Mezz 3

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Description

Blackmagic Design Spares - ATEM Constellation 8K - PCB Mezz 3The Blackmagic Design Spares ATEM Constellation 8K Mezzanine PCB 3 is one of the specialized high density I O (Input Output) expansion boards within the Constellation 8K chassis. Because the Constellation 8K is a massive 40 input, 24 output switcher, Blackmagic uses a "stacked" mezzanine architecture. While the Main PCB handles the core 8K switching fabric, the Mezzanine 3 board is specifically tasked with managing a localized bank of 12G SDI

The Blackmagic Design Spares - ATEM Constellation 8K - Mezzanine PCB 3 is one of the specialized high-density I/O (Input/Output) expansion boards within the Constellation 8K chassis.

Because the Constellation 8K is a massive 40-input, 24-output switcher, Blackmagic uses a "stacked" mezzanine architecture. While the Main PCB handles the core 8K switching fabric, the Mezzanine 3 board is specifically tasked with managing a localized bank of 12G-SDI connectors on the rear of the unit.


Core Responsibilities

  • 12G-SDI Signal Processing: Manages the physical BNC interface for a specific bank of inputs and outputs. It handles signal re-clocking and equalization to ensure 8K data integrity.

  • 8K Quad-Link Aggregation: In 8K mode, this board works in tandem with the other mezzanine boards to group four 12G-SDI signals into a single 8K feed.

  • Sub-Switching Logic: Acts as a "pre-processor" for video signals before they are passed to the Main PCB's central crosspoint.

  • BNC Structural Integrity: Provides the physical mounting point for the rear-panel BNC jacks.


When to Replace Mezzanine PCB 3

  • Bank-Specific Failure: Inputs or outputs located in the specific sector managed by "Mezz 3" are showing "No Signal" or digital "sparkles/snow," while all other ports on the switcher work perfectly.

  • Physical BNC Damage: If a cable was tripped over and sheared a BNC connector off the back of the unit, the entire board must usually be replaced to restore those ports.

  • 8K Sync Errors: The switcher works fine in HD and Ultra HD, but fails to "lock" onto 8K signals that require the specific ports on this board.

  • Thermal Shutdown: The board's localized voltage regulators or 12G-SDI chips have overheated and failed, often indicated by a specific "I/O Board Error" in the system logs.


Technical Installation Note

Repair Level: 5 (Expert). 1. Chassis Deep-Dive: The Constellation 8K is a 2RU unit packed with boards. To reach Mezzanine 3, you typically have to remove the top cover, the internal cooling shroud, and potentially other mezzanine boards depending on the stacking order.

2. Hex Nut Removal: You will need to remove the silver hex nuts and washers for every BNC connector associated with this board on the rear panel before it can be lifted. A $14\text{mm}$ deep-well socket is recommended.

3. High-Pin Density Connectors: This board connects to the Main PCB via massive multi-pin "bridge" connectors. You must lift the board perfectly vertically. Any tilt during removal or installation will bend the pins on the motherboard, which is often an unrepairable failure.

4. Thermal Pad Replacement: 12G-SDI processing generates immense heat. You must ensure the thermal pads on the chips are replaced or correctly seated against the internal heatsinks or the chassis.


Diagnostic: Mezzanine 3 vs. Main PCB

  • It is Mezzanine 3 if: Only a specific group of BNC ports (e.g., ports 21–30) are failing, but the Multiview and Software Control are functioning normally.

  • It is the Main PCB if: The entire unit won't boot, won't connect to the network, or if the Multiview output is showing garbled video across all windows.

Expert Advice: Before ordering this board, check for bent pins inside the BNC connectors. Sometimes a "No Signal" error is just a damaged center pin in the jack that can be straightened with a needle, saving you a very expensive and complex board swap.

Are the failures occurring on a specific group of BNC ports, or is the entire switcher struggling to process 8K signals?

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SKU: 47614257435

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Clare Quilty
Belleville, US
β˜…β˜…β˜…β˜…β˜… 5
A stark, brutish "Petulia" with a pistol in its pocket
It's about time this movie got released on DVD. It's odd that a film could spawn a remake ("Payback"), a glib nod ("Grosse Pointe Blank") and countless homages ("The Limey," among others) and still be as underseen as "Point Blank." The lack of a disc certainly didn't help its low profile, but of course this is a challenging, idiosyncratic movie, even three decades later. The plot is simple -- a crook is betrayed by his wife and partner and spends the rest of the movie trying to get what he's owed -- but the editing and narrative structure is unusual. What in the world did audiences possibly make of this back when it was first released? It's a remarkable film, as startling and innovative as Richard Lester's "Petulia," although admittedly it's thematically much less complex. This edition is excellent, too. Great sound, great picture and a fantastic commentary by director John Boorman and big-time "Point" fan Steven Soderbergh, who laughingly admits to Boorman that he's ripped this movie off more than a few times. Their chat is more technical than gossipy and deals heavily with the editing, the production (the script was only 70 pages long), the studio's concerns about the picture, the actors, violence, surrealism (is it all a dream?) and Boorman's elaborate use of color (the tones of clothing and sets intensify over the course of the film). I've gotten a lot of good DVD's this year but in terms of content, presentation and extas, this is one of the best.
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Reviewed in the United States on August 1, 2005
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Joe Movie
Battle Creek, US
β˜…β˜…β˜…β˜…β˜… 4
One of Marvins better offerings
Like the Killers before marvin was almost destined to play the part of Walker in this fast moving gut wrenching but always realistic thriller brilliantly collaborated by Marvin and Boorman who had no peer in this type of film.For those unenlightened souls who downplay Marvins career this was the one that to my mind surpassed most of his prior efforts with the exception of the Killers which was above par in all respects.Marvin was ahead of the pack in the 60s playing this type of hard nosed no nonsense gangster type, no other actor came close and type casted him to some extent in this type of role which unlike may actors became a positive in his career. Just to show his brilliance as an actor he gave us later comedy roles which produced more acting accolades than that material for which he was better known namely what we see in Point Blank.He carries the whole movie as did all the great actors of that era and many since which in itself is the hallmark of greatness. Marvin was a man who so perfectly personified the parts he was playing that often other actors looked wooden in comparison.He was one of the rare individuals who could take a small co starring role and end up being the star of the movie, no mean feat when you were up against the best in the business at that time and there were plenty in the 60 and 70s.To my mind Point Blank will always be a MARVIN film and this is not to downplay other good workmanlike performances in the film but it will always rank highly in Marvins body of work which is a cut above his contemporaries in the roles for which he was known and appreciated.As for the film it played out in fairly predictable fashion until the final scenes under the golden gate brige which gave a nice twist and left the viewer unsure whether Walker did in fact take his money or simply leave the scene of the set up empty handed. The obvious answer is that he waited till the coast was clear and took his money. It is hard to accept that he did otherwise.In retrospect a movie that stands up 40 odd years later and is just as watchable as it was in 67. No mean feat.
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Reviewed in the United States on May 20, 2010
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Patrick Selitrenny
San Leandro, US
β˜…β˜…β˜…β˜…β˜… 5
A forerunner to Dirty Harry and Lee Marvin shining...
If you liked "The Getaway" or "Dirty Harry", then meet their forerunner. "Point Blank" is explosive, fast-paced, and still the acting is there. Good acting that is. Lee Marvin is at his best. Angie Dickinson. in her strong performance, is as beautiful as ever. Keenan Wynn and Carroll O'Connor play their parts to the hilt and it truly shows. John Vernon (who was The Mayor in "Dirty Harry") plays a slimy type with diligence and very believable. Add the killing pace of the entire picture, and you have a hot item, as sharp and cutting as "Film Noir" can be. Yes, because this is still a "Film Noir", despite the fact that it was filmed in Color and in the mid-sixties. John Boorman ("Hell in the Pacific", "Deliverance" and "The Emerald Forest"), skillfully "color coded" the entire movie, bringing it from absolute colors at the beginning, to more red-tinted ones towards the end. The only difference from a true "Film Noir" is its fast-paced storyline, that would lead us to movies as I have mentioned above. Marvin's minimalistic acting, but forceful presence, is enough to fill every frame of the movie with tension, action and complete mayhem. Compare him in "The Dirty Dozen" and "The Big Red One" and you will see what I mean. A big plus was the release on DVD. An excellent transfer with a sharp picture resolution, a clearcut sound, make it a very enticing experience to watch it at home. This is not just a Highly Recommended title. It is simply a Must!
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Reviewed in the United States on April 20, 2007
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Amazon Customer
Dallas, US
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Whiter teeth with out the trays
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Love this toothpaste! My teeth are a lot whiter and brighter. Doesn’t leave a bad taste in my mouth. Highly recommend this product.
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Reviewed in the United States on May 24, 2026
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Whiting, US
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smile time!!
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