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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4.7 ★★★★★
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Michael P. Hipsley
Grantham, US
★★★★★ 5
The Most Clear and Accessible (Not to Mention Funny) Treatment of the Trinity I Have Ever Encountered
Format: Paperback
The Trinity may be the most difficult Doctrine of the Church to understand and it is even more difficult to explain clearly; yet it is also central and essential to the Christian Faith. This makes it very difficult for those of us in ministry who want to teach about the Nature of God with accuracy, clarity, and care. More often than not, discussions of God’s Triune nature involve analogies of water, apples, hats, and other such symbols that never seem to really help anyone’s understanding and serve only to muddy the theological waters. Stephen Bullivant’s concise, fair-minded, humorous, and incredibly accessible work is truly a breath of fresh air. It has brought much needed relief from bad analogies and incredible clarity to a difficult topic. I will even go so far as to say it has re-shaped both my thinking about and teaching of the Trinity. What I love most about this book is that I can recommend it to anyone. The clarity of thought with which Bullivant writes, and the ease with which he uses pop-culture and humor to illuminate complex ideas make this a rare book on theology that provides the reader with both the erudition of a scholar and the art a communicator. I have been teaching from this book at our church since I read it last Spring and I can attest from the feedback that I have gotten that it has been a game-changer on the topic of the Trinity for many people here. Quite a few have told me that the way Bullivant explains the Trinity has brought them clarity one this the Doctrine for the first time in their Christian experience. I cannot recommend this book highly enough for anyone in ministry that is looking for a way to communicate a very difficult theological topic with clarity, humor, humility, and care.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 12, 2015
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Stephen M.
Boise, US
★★★★★ 5
A Clear, Readable, and Necessary Contribution
Format: Paperback
This is a clear, readable, and necessary book. The Trinity is the central mystery of the Christian faith, but it can be difficult to articulate in a simple and coherent way. As one who regularly teaches the topic in the Catholic high school setting, I appreciated the very accessible approach that the author takes. Anyone who struggles with the basic meaning of the doctrine would benefit from this text, as would those who are tasked with explaining it to others. From the very first page of the book, the author presents the doctrine of the Trinity through three basic statements: 1. There is only one God. 2. The Father, the Son, and the Holy Spirit is each God. 3. The Father, the Son, and the Holy Spirit are not the same. Besides a very good opening chapter on the ability to speak about God at all, the entire book is basically an unpacking of why the Church came to believe in these three statements and the problems (aka heresies) that arise when any one of the three is denied. Over the course of the book, the reader will become familiar with many of the key biblical texts underlying the doctrine of the Trinity and the early theologians who defended it. While this is not primarily a work of doctrinal history, the arguments are almost entirely based on the thought of these fourth and fifth century theologians. Two points are worth noting, though neither was a "deal breaker" for me: First, be ready for lots of references to popular culture. I was surprised to see mentions of everything from Wayne's World and Borat to the song Achy Breaky Heart and the Three Amigos. These are no doubt great examples from the author's experience, as university teacher, in connecting the subject matter to his student audience. But in almost every instance I found myself drawn away from the topic at hand and in some cases I was left pondering the usefulness of the gratuitous reference itself. Luckily, I got almost every single one--until a late reference to the British TV series Father Ted forced me to look it up on Google. Second, I'm not sure if this book is still in such an early printing that it hasn't been physically typeset yet, but my edition looked as though an inkjet printer produced it. In an age of Retina display screens, it was a bit odd being disappointed in the quality of actual printed text. Overall, I highly recommend the book. I've just ordered the author's previous book from Paulist Press and look forward to his future works.
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Reviewed in the United States on May 3, 2015
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ILOVEMYKINDLE
New York, US
★★★★★ 4
This book is good if you wish to know the heresies of the ...
Format: Kindle
This book is good if you wish to know the heresies of the Trinity. It does not cover the inner working relationships of the Trinity.
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Reviewed in the United States on March 18, 2016
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bevo in the nw
Lowell, US
★★★★★ 5
It doesn't have to be a mystery
Format: Paperback
The answer almost every Catholic including the clergy give regarding the Trinity is "its a mystery." Its not if you read Bullivant it is now a discussion and conversation about the Christian understanding of God. Now the person in the pew can help explain "the mystery" to the clergy who haven't read The Trinity. The author introduces the Trinity as "supreme simplicity" and then guides discussion through an adult presentation of a fundamental belief among Christians. The style is very conversational with wonderful and one could say fun examples. The author makes excellent use of scripture and the writings of the early Christian church before all the disputes and splits started. He does it all in about a 100 pages. Perfect for the curious, those wanting a real answer about the Trinity and for small study groups. Finally it is done with an ecumenical approach that allows Christians to dialogue together and with those with different or no faith tradition.
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Reviewed in the United States on April 14, 2015
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Ice
Lexington, US
★★★★★ 5
Excellent Introduction
Format: Kindle
Bullivant, as simply and straightforwardly as possible, provides an excellent Introduction to this most central of Christian doctrine in an educated yet graspable format. Highly recommended.
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Reviewed in the United States on October 16, 2023

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