TBC2 Status: Locked

My TBC2 reads ‘Status: Locked’ whenever I have any HD video signal (i’m working in 1080i50) connected. The other settings on the inbuilt display show:
Standard: 1080i50
Connector: YPbPr
(Both correct)

It won’t show any signal on the display and no signal is shown through to the ESG3 either.
Any ideas why this is?

It was working momentarily, then the output froze (on my external monitor) and then this status appeared

I haven’t experienced that yet. What are your sync and power sources?
Could you try resetting the firmware? Or going through the firmware update process with the most current version?

Sync is coming from ESG3 with all dip switches down except 3 which is up
Power is from LZX DC Distro (TBC2, ESG3 & DSG3 using this power only)

I’ve downgraded and tested on v.1.0 and updated and test on v.1.0.3 - same issue on both versions

On v.1.0.3 the screen shows an additional option: ‘Scaler’ with ‘stretch’ or ‘cropped’ options

My TBC2 is the Orion Class III version / with the CV/Gate outputs on the rear



I’ve attached an image of this as well

Thank you, that’s helpful.
What HD source are you sending into TBC2 that produces this result? Do other sources produce the same result?

Thanks for the response (speedy as always!)
(I’ve tried both channels on the TBC2 for all tests)

  • I’m sending 1080i50 from Resolume Arena via BMIS USB

  • Have also tried with a cheap HDMI to YPbPr converter (direct out of the HDMI port of the laptop).

  • Sending Memory Palace and/or visual cortex into TBC2 does not reproduce this (it works as expected)

  • The problem seems to be that the stream works for around 1 minute, then it drops.

I’ll continue to test today and update

Thank you for the details. It would be worth trying HD formats other than 1080i50. Clearly TBC2 is seeing the format you are sending in, but it doesn’t like the signal it is receiving.

Thanks, to confirm I did I try multiple HD formats during the testing and the same issue was happening.

However, since last posting, I swapped out the USB version of BMIS for thunderbolt and the issue seems to have stopped. I’m assuming this is just a hardware fault, it would be interesting to know if any other BMIS USB & TBC2 users who might see this could confirm if they have similar issues - otherwise it might just be faulty BMIS hardware!

Thanks for the help @Z0NK0UT - i’ll post again if it happens with the thunderbolt version

I have successfully used BMIS USB to send video from my PC to an Orion TBC2, but the Intensity Shuttle is notorious for being flaky. I’m not surprised you’re having issues with it. Many have.

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For sure. It seems to be down to the user/unit, as I’ve never had any issues across the 4 different ones i’ve owned! (Until now :slight_smile: )

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I used my BMIS USB for years without issue on my old laptop (Asus GL702, GTX1060). My newer one (MSI gp62, RTX 3070) has the issue you describe. Works for a little bit then just drops. Seems to be worse whn capturing vs output. There may be some usb root hub power management setting in device manager you can disable to improve it…