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Zenmuse Gh4+A2 Jello and drift skyline
2443 9 2015-3-17
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Drone effect
lvl.2
Flight distance : 34432 ft
France
Offline

Hello,

I recently had 2 problems after the last update of the A2 and Zenmuse GH4 firmware.
My first problem is the appearance of a Jello effect as seen on this video:

Since the update I have the appearance of a high-frequency vibration on the gimbal’s engines:

My second problem is the slow drift of skyline on the ROLL axe when using the yaw axe identical to that one:

My Gains are identical to those recommended. I went back several times to update all modules of the A2 and zenmuse and directed several calibration of the IMU and GPS. The Gimbal is perfectly balanced with no modification.

My first request to support DJI went unanswered for 3 weeks.

Thanks for your help.
FL


2015-3-17
Use props
DJI-Autumn
lvl.4

Hong Kong
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I checked your registered email address and cannot find any record in our system.
Could you pls tell me your ticket number?

Regarding your issues. I recommend you to check if the screw to camera is well-tighten, and check the GCU RC channal is in mid or not.
Did you install the damper? If so, pls use a softer one.
2015-3-19
Use props
Drone effect
lvl.2
Flight distance : 34432 ft
France
Offline

Hi,

I never had a ticket number but always the message has been send. Plz try with this email adress : contact@droneeffect.fr
I try with the screw well tight, middle tight and without the screw. The best result was middle tighten.
I use original damper.
What do you mean about GCU RC channel ?

FL
www.droneeffect.fr
2015-03-24 16.20.56.jpg
2015-3-24
Use props
Drone effect
lvl.2
Flight distance : 34432 ft
France
Offline

I have send my third report to DJI with my adress email : flatzko@gmail.com
I Have this message
No ticket number
No confirmation email


FL
www.droneeffect.fr
Dji support.jpg
2015-3-26
Use props
bfurman
lvl.2

Poland
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write to support@dji.com directly, you'll get RMA number there.
2015-3-27
Use props
Drone effect
lvl.2
Flight distance : 34432 ft
France
Offline

My solution for vibration :
The screw of GH4 middle tighten (very important)
New Part35 for motor

But I still have my drift skyline !!!! :@ I can't do anything for this because I can't downgrade firmware !!!!

Plz DJI answer me !!!!!

No answer from you since february !! Why you don't care of your customers ??? :@:@

FL
www.droneeffect.fr
2015-3-30
Use props
punkinhart
lvl.3
Australia
Offline

Drone effect Posted at 2015-3-30 23:05
My solution for vibration :
The screw of GH4 middle tighten (very important)
New Part35 for motor

moral of the story...when dji bring out new firmware, be very wary....they need to at least offer a way of downgrading firmware so that when we use there untested 'upgrades' we can at least go back to something that works
2015-3-30
Use props
punkinhart
lvl.3
Australia
Offline

moral of the story...when dji bring out new firmware, be very wary....they need to at least offer a way of downgrading firmware so that when we use there untested 'upgrades' we can at least go back to something that works
2015-3-30
Use props
Drone effect
lvl.2
Flight distance : 34432 ft
France
Offline

DJI-Autumn Posted at 2015-3-19 16:30
I checked your registered email address and cannot find any record in our system.
Could you pls tell ...

up



FL
www.droneeffect.fr
2015-4-6
Use props
Drone effect
lvl.2
Flight distance : 34432 ft
France
Offline

new upgrade for solve drift skyline : IMU 1.12

result :

FL
www.droneeffect.fr
2015-4-8
Use props
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