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Recent content by lenn

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    Analyze my mystery crash log

    Wanted to close the loop on this one. Just received the replacement in the original box and my original SD card. Extremely happy with the service and turn around. Most of the time was spent on shipping (UPS ground). I think I received reasonable service only because I was able to retrieve...
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    Analyze my mystery crash log

    Yep, that was what I would expect as well. Also - I would've expected a jolt to show up on the video, and maybe even some of the video to show the MP falling too. I'd imagine a bird strike knocking out the battery on the first shot to be relatively unlikely.
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    Analyze my mystery crash log

    Thanks you all for the support and analysis. I just heard back from DJI that this repair will be covered under warranty. For those who are wondering about processing time (it was killing me to find out): 9/14/2018: Malfunction and crash. I opened the case and shipped it to DJI on the same...
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    Analyze my mystery crash log

    @sar104 , mind me asking what software you are using to analyze my DAT file? I'm interested in comparing with other "fell out of the sky" logs and found the decided CSV output rather cumbersome too. Thanks!
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    Analyze my mystery crash log

    Thank you for the thoughtful insight sar104. Your description of a voltage sag would make sense with a bad or failing battery, but would a voltage sag show in the event of a physical battery disconnect? I have very limited experience here, but saw the same - that battery and motor...
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    Analyze my mystery crash log

    Thanks for the input sar104. Not sure what kind of privacy I'm giving up, but I've attached the original DAT log. Let me know your thoughts: DJI_ASSISTANT_EXPORT_FILE_2018-09-14_16-19-41.DAT
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    Analyze my mystery crash log

    No worries, thanks for the input. A bird strike would be interesting. However, I'd imagine we would see the on-board log show a ton of yaw/pitch etc. along with a quick drop in altitude. Battery issue seems more and more likely. Also - my battery is brand new, maybe only 5 charge cycles and...
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    Analyze my mystery crash log

    Thanks for the suggestion Meta4. I synched the records and opened up a warranty claim this afternoon. I boxed up the body and damaged battery (despite the site telling not to - the phone rep. suggested to do so). I couldn't recover the gimbal that ripped off, but it looks like they will be...
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    Analyze my mystery crash log

    Thanks for the input ac0j! I pulled the drone data, ran it through the DatCon decoder (Apparently the device data is somewhat encrypted) and posted it as the spreadsheet in my original post. It seems to indicate a sudden loss of power too. The drone and battery is only a week old (otherwise...
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    Analyze my mystery crash log

    Thanks Meta4. The drone was recovered approximately 10feet from the last GPS location in the middle of the street. No buildings or trees were tall enough in the immediate area to collide with at 150ft or at the 100ft RTH height. I'm beginning to think this was a loss of power. While the log...
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    Analyze my mystery crash log

    I would've expected the logs to show a huge change in motor speed along with a fair amount of pitch and yaw if it were the props. The battery would be an interesting culprit. It was ejected on impact. Would DJI consider an unseated battery a "hardware issue" under warranty? I've had this...
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    Analyze my mystery crash log

    Thanks for the guidance Meta4! Found the logs and uploaded them... although I think the decoded blackbox logs may be more detailed. Learning something new with these flight logs though! DJI Flight Log Viewer - PhantomHelp.com
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    Analyze my mystery crash log

    To add, the battery was fully charged (95% at the time of crash), I had strong satellite health and was flying in GPS mode. I found the carcass approximately 10 feet from the last flight position in the middle of the road (suggesting it didn't collide with the building). My limited experience...
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    Analyze my mystery crash log

    Being an anonymous lurker for some time, I was hoping to get some help from the community. I experienced a mysterious and serious crash while flying today. The MP was only 350ft away, 150ft up but obscured by a tree when it crashed. Furthermore the video feed cut out (whole screen turned...