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Neo Lost all input and control
468 18 3-7 05:35
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RichInGa
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Flight distance : 449344 ft
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OK it was a bright sunny day, slight wind gusting 7 - 10mph. Flying  about a meter off the ground over grass, normal mode with the motion  controller.  My Neo suddenly gets a "Fly with caution (No  satellite/vision...)" The circle disappeared from the display, took off at full speed and crashed into my house. I hit the stop  button and I tried to control the drone but it didn't respond to any  input. I noticed afterward I didn't have but 8 satellites -- It had been  flying for 5 minutes and at one point had updated the home point, why  flying on a clear day for five minues would it suddenly lose satellites? This is the  picture as it crashed into a wall.
flywithcaution.png

3-7 05:35
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Kikik
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Sorry to hear that, this has happened a few times and no one knows exactly why it happens
did you shoot in 4k resolution?
3-7 06:51
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RichInGa
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Kikik Posted at 3-7 06:51
Sorry to hear that, this has happened a few times and no one knows exactly why it happens
did you shoot in 4k resolution?

No shot in 1080p 60fps
3-7 07:17
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Kikik
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RichInGa Posted at 3-7 07:17
No shot in 1080p 60fps

have you ever crashed before this one happened?

Sorry if I'm just asking, I'm also trying to learn and find out why it happened
3-7 07:32
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RichInGa
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Kikik Posted at 3-7 07:32
have you ever crashed before this one happened?

Sorry if I'm just asking, I'm also trying to learn and find out why it happened

Yeah, I've crashed a few times. Haven't we all? Nothing too severe and no apparent physical damage to the drone. I went and flew it a few minutes ago and it took nearly 5 minutes to get a satellite lock as I flew it around -- again outside on a clear windless day -- even after getting a solid lock on the ground, I had 15-17 satellites but the icon was orange, not white.
3-7 08:00
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Kikik
Second Officer
Flight distance : 808448 ft
Indonesia
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RichInGa Posted at 3-7 08:00
Yeah, I've crashed a few times. Haven't we all? Nothing too severe and no apparent physical damage to the drone. I went and flew it a few minutes ago and it took nearly 5 minutes to get a satellite lock as I flew it around -- again outside on a clear windless day -- even after getting a solid lock on the ground, I had 15-17 satellites but the icon was orange, not white.

alright, it is still unclear why the Atti mode suddenly kicked in, apart from low light

some say you have to turn it off and on again, essentially rebooting the drone every time it crashes, the reason is that the IMU sensor will recalibrate every time the Neo is booted

perhaps my only suggestion is to calibrate the IMU sensor every once in a while

3-7 08:14
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Fozando
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So it seems that the GPS is working worse than I expected. Did you see if the KP index in the region where you were flying was high??
3-7 10:06
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DJI Natalia
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Hi there, thank you for bringing this to our attention and we sincerely apologize for any inconvenience you may have experienced. If your aircraft has been involved in a collision or crash, it may have sustained structural or internal electronic damage, which could affect its flight safety and performance. As for your case, we recommend you send your aircraft back to DJI for a thorough diagnosis to mitigate any potential flight safety risks. Our dedicated team will meticulously inspect the aircraft to ensure its flight safety. You can submit a repair application via this link here : https://repair.dji.com/us/repair/index. Thanks.
3-7 15:00
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RichInGa
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Flight distance : 449344 ft
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DJI Natalia Posted at 3-7 15:00
Hi there, thank you for bringing this to our attention and we sincerely apologize for any inconvenience you may have experienced. If your aircraft has been involved in a collision or crash, it may have sustained structural or internal electronic damage, which could affect its flight safety and performance. As for your case, we recommend you send your aircraft back to DJI for a thorough diagnosis to mitigate any potential flight safety risks. Our dedicated team will meticulously inspect the aircraft to ensure its flight safety. You can submit a repair application via this link here : https://repair.dji.com/us/repair/index. Thanks.

if I have dji care would it be better to just get it replaced?
3-7 16:20
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DJI Natalia
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RichInGa Posted at 3-7 16:20
if I have dji care would it be better to just get it replaced?

Hi there, we truly understand your situation. You may send your device for repair first. Once the technicians have inspect your device, they will send you an quotation before they start repair. If you have any further questions or concerns, please do not hesitate to contact our online service, you could also visit : https://www.dji.com/support?site=brandsite&from=nav.
3-7 23:36
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RichInGa
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Flight distance : 449344 ft
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DJI Natalia Posted at 3-7 23:36
Hi there, we truly understand your situation. You may send your device for repair first. Once the technicians have inspect your device, they will send you an quotation before they start repair. If you have any further questions or concerns, please do not hesitate to contact our online service, you could also visit : https://www.dji.com/support?site=brandsite&from=nav.

I went to another location with my Avata 2 and Neo and I didn't notice any loss of control but I did notice the Neo seemed to take longer to get Satellite lock while the Avata 2 was ready almost upon connecting to the goggles. Should the Neo take longer to get a satellite lock?
3-9 11:31
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DJI Natalia
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RichInGa Posted at 3-9 11:31
I went to another location with my Avata 2 and Neo and I didn't notice any loss of control but I did notice the Neo seemed to take longer to get Satellite lock while the Avata 2 was ready almost upon connecting to the goggles. Should the Neo take longer to get a satellite lock?

Thank you for your response. For optimal GPS signal, it's important to search for satellites outdoors in an open environment. Please check if there are any buildings nearby, as they may block the signal. Ensure that your drone is placed in an open area with no obstructions.

We recommend moving to an open space and waiting a few minutes to see if the drone can successfully connect to the GPS satellites. If you have any further questions or need assistance, feel free to reach out!
3-9 13:50
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Kikik
Second Officer
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Indonesia
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I have one more question, when the crash happened, were you using sport mode?
3-10 19:41
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OldGuy2024
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RichInGa Posted at 3-9 11:31
I went to another location with my Avata 2 and Neo and I didn't notice any loss of control but I did notice the Neo seemed to take longer to get Satellite lock while the Avata 2 was ready almost upon connecting to the goggles. Should the Neo take longer to get a satellite lock?

Similar experience.  Guessing NEO GPS module is of a low grade. Same location and day flew the Neo and Avata2 within an hour of each other.  Neo as usual was slower to acquire satellites and lower number acquired. Number of satellites bounces around more on the Neo.  In other flight areas have occasionally dropped satellites into the red or zero.  Flying manual mode and within VLOS it's no big deal.

Bit sad that DJI installed either  a low quality module or installed the GPS unit  in a bad location considering off the shelf latest gen units are around $20-40.  SpeedyBee's combined RID and GPS module $40 msrp.  

Adjusted to flying the Neo with its limits. At a fraction of the price of the Avata2 my expectations were low. Just a fun little quad for immersive manual mode FPV.  Robust and inexpensive  enough that crashing isn't as painful v. the Avata2.
3-11 06:26
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ralf-djiforum
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But what are the limits? If you are outside and have a good number of satellites, that should by within the limits, shouldn't it? And even, if it's going to loose satellites because of a cheap or whatever GPS, full acceleration is a never, never no-go. The NEO is a FAULTY product  and flying in its limits for me is only indoors and in places where nobody could be hurt (as far as I can foresee).
3-11 09:21
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RichInGa
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OldGuy2024 Posted at 3-11 06:26
Similar experience.  Guessing NEO GPS module is of a low grade. Same location and day flew the Neo and Avata2 within an hour of each other.  Neo as usual was slower to acquire satellites and lower number acquired. Number of satellites bounces around more on the Neo.  In other flight areas have occasionally dropped satellites into the red or zero.  Flying manual mode and within VLOS it's no big deal.

Bit sad that DJI installed either  a low quality module or installed the GPS unit  in a bad location considering off the shelf latest gen units are around $20-40.  SpeedyBee's combined RID and GPS module $40 msrp.  

It's probably because it's small, not isolated from other RF interference.  The Avata has it's own board for GPS, but even that should have a shield under it to prevent interference from the other electronics. It seems to be positioned above the motors so that is a good thing.
3-11 10:11
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RichInGa
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ralf-djiforum Posted at 3-11 09:21
But what are the limits? If you are outside and have a good number of satellites, that should by within the limits, shouldn't it? And even, if it's going to loose satellites because of a cheap or whatever GPS, full acceleration is a never, never no-go. The NEO is a FAULTY product  and flying in its limits for me is only indoors and in places where nobody could be hurt (as far as I can foresee).

Right. If you lose GPS that shouldn't be a 'lets fly full speed into a wall' type thing -- esp when you loose all control.
3-11 10:13
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RichInGa
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RichInGa Posted at 3-11 10:13
Right. If you lose GPS that shouldn't be a 'lets fly full speed into a wall' type thing -- esp when you loose all control.

We can't fix the GPS, but a firmware update should prevent us from losing control like that. Imagine I am flying up 200 feet and it goes wild like that and flies into a car or something. That's dangerous. The Neo is small and light, but think of the impact on a car going 60mph and the Neo going 17mph.
3-11 10:18
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OldGuy2024
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ralf-djiforum Posted at 3-11 09:21
But what are the limits? If you are outside and have a good number of satellites, that should by within the limits, shouldn't it? And even, if it's going to loose satellites because of a cheap or whatever GPS, full acceleration is a never, never no-go. The NEO is a FAULTY product  and flying in its limits for me is only indoors and in places where nobody could be hurt (as far as I can foresee).

Relatively low quality downward facing visual/IR sensors.  Known issue since day one.  Multiple YTube , the cover the sensor with black tape videos demonstrating even in decent light in N or S mode with an adequate number of  satellites the Neo is difficult or uncontrollable.  Similar to flying into a deep shadow indoors and even outdoors.  

Discovered by accident that if the Neo is facing a very dark object that fills the FOV a warning box pops up preventing taking off in N mode.  Had positioned the quad facing the Avata2's black sling bag.  Moved, rotated it a few cm laterally.  No problem.

Have have experienced a couple indoors "fly away" events due to flying into shadows with both the MC3 and FPV RC3 in N or S modes.  Today's indoor session was in a naturally lighted bright area.  As usual when flying inside the house. Zero satellites acquired due to steel roof.  And as normal no issues flying in N mode as long as I stay in the lighted areas.
3-11 16:09
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