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    Colortoblack and Blacktocolor settings.

    Not sure if this is the right place, apologies if not. I have this unbranded 4k camera which switches every few seconds between black and white, and color, when it gets dusk. There are two sliders, labelled as per the subject. I don't really understand how they interact. I've tried max and...
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    SD49225T-HN frequent restarts

    Is this a unit that has previously been stable?
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    Add @gmail.com to your username .
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    I found this video on Youtube: which seems to involve clicking the panorama PTZ, looks like a sort of software zoom on a 180 or 360 degree camera.
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    I think that refers to a feature available on cameras like this: 8x2MP 360° Multi-sensor Panoramic + 2MP PTZ – Dahua North America I had a look on my camera and that button to click for it is not present. I also have a 180 degree camera, and it's not there either, so I'd say the feature was not...
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    SD49225T-HN frequent restarts

    So, one was "brand new" although I have no idea how long it was in a warehouse before coming to me, the other was at least two years old. It was used so I don't have an exact purchase date.
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    What is a panorama ptz?
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    SD49225T-HN frequent restarts

    So, I was fortunate enough to have two of these side by side on the test bench. The older one I bought used was 100% rock solid, the newer one kept restarting. This was consistent between swapping cables, poe injectors or ports on an nvr. Cables are a great place to start but that behaviour...
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    Sorry for the delay... On the web interface, go to Settings -> System -> General > Install mode and change it to "Inverted".
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    SD49225T-HN frequent restarts

    Dangle the cable from above, should be able to take a few spins without getting to messy. Anyone got the pinout's for the camera?
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    SD49225T-HN frequent restarts

    Investigating the temperature issue, the bench test of the two cameras was at room temperature, so cold wouldn't have been a factor, and the dodgy one was still rebooting. Regarding the logs, the reboot message changed depending on the firmware I was using, logs attached earlier in this thread...
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    SD49225T-HN frequent restarts

    Did that in post #121..
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    SD49225T-HN frequent restarts

    Okay, an update from me.. firstly Dahua UK Support have said the camera "sounds faulty" and to contact my distributor for a replacement, I also acquired a used one today and have the two running side by side on the same Dahua NVR. I was also sent a new firmware by them prior to this and the...
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    Indeed it can, that's how mine is mounted. It's bigger than you think though.
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    SD49225T-HN frequent restarts

    I originally had an SD card in mine, I took it out as part of testing, made no difference to the restarts.. Am I right in thinking that the three (four?) of us here with problems are all purchases in the last year, and all the no-issue owners are older cameras? Does that fit?
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    SD49225T-HN frequent restarts

    Ma May I ask, which firmware, how is it powered, what do you use to access it? IE, SmartPSS, BlueIris, 3rd party etc?
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    SD49225T-HN frequent restarts

    I can confirm that in my case, although the unit draws power, it is not writing to the internal sd card.
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    SD49225T-HN frequent restarts

    Assuming that’s in response to my post, if so, alas that’s not the case, if you squint you can see the motion events are also there, but if I go to the video playback and play it just after one of the gaps it says “ptz restart” on the screen. Plus the camera log entries say it’s restarted itself...
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    A topic that concerns me - and should concern you?

    Had an interesting chat along similar lines at a recent installers course for Dahua. The UK staff line on it was, Dahua are not state owned, they are (according to them) the only independent company that "just happens" to be based in China. I have not fact checked any of this, but when I asked...
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    SD49225T-HN frequent restarts

    Hi Guys, long time reader, second time posting.. etc. Anyway, I was partly relieved to come across this thread as I've been banging my head against exactly the same issue and I was beginning to think it was just me. I was originally running it off a POE+ Switch, and when it "hung" it'd die...
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    Hi, yes I've been through that. Lack of product knowledge and the minimal manual are holding me back. I've since managed to fix the tracking bit, but now it's stopped zooming in nicely. Convinced it's a setting I've missed or don't understand so I'm slowly working my way through some of them and...
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    PTZ1A225U-IRA-N 2MP 25x Starlight

    Hi all, new to forum, first post etc.. so, I have one of these and it's worked okay ish up until now. I had some issues with object detection and stupidly did a factory reset to start from scratch. This has made it terrible, and I have no idea how to tune it. Anyone got a link to best way to...
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