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You can call DJI after-sales service**, or contact DJI after-sales through the "Service & Support" section of the official website or "DJI Service" WeChat***. Shenzhen users can also go to Happy Coast *** for on-site quick repair and quick replacement services, and DJI's after-sales service is still relatively good in the drone industry.
The after-sales process of DJI consumer products:
2. SF Express will pick up the machine according to the user's fill in time and send the machine back to the DJI maintenance center.
3. DJI Repair Center will test the product to determine whether it meets the return and exchange policy ("Yes" replacement or refund).
4. If it is judged that the machine does not meet the return and exchange policy, DJI will judge whether it meets the free maintenance policy.
5. If it is judged that free maintenance can be carried out, DJI will carry out free maintenance of the product, and the logistics will be shipped after the flight test is passed.
6. If the product does not meet the free maintenance policy, DJI will send a repair order.
7. The user agrees to repair, pays the maintenance fee, DJI maintenance center will carry out the maintenance, and the logistics will be delivered after the flight test is passed.
9. If the user refuses to pay, the original machine will be sent back, but the shipping fee will be borne back.
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It is recommended that you turn off the DJI Ronin-M for 30 minutes, and then calibrate the IMU immediately after turning on the aircraft to ensure that the aircraft is level and do not touch the aircraft during the calibration process. The calibration must be in a cold state, and it must be very horizontal, so that it will have a second effect, you can go to the tutorial.
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Ronin Dig Imitation 2's comprehensive performance is improved and improved, whether handheld, on-board or airborne, it can provide stable images at all times. The new camera plate and knob significantly reduce balance adjustment time and improve adjustment accuracy.
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After actual testing, the alexamini can be mounted with a lens beam of 3kg ( to the Ronin 2. The maximum weight of the lens depends on the camera, such as the maximum load weight of the Ying Xiangqing 2.
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In the production work, the diesel generator set is used as an emergency backup power supply, and the diesel generator set is used as the production power source when the mains power is overhauled. However, the diesel generator set will sometimes stop suddenly for some fault reason in use, which not only affects our production work, but also may cause certain damage to the diesel generator set. Diesel generator sets are in use, and the causes and treatment methods of sudden failures.
1. Cause of failure: Fuel is used up or the fuel shut-off valve cuts off the oil circuit.
2. Cause of failure: poor fuel quality.
Solution: Check and replace the fuel.
3. Cause of failure: air leakage of fuel oil pipeline.
Solution: Check whether the connection is loose, whether the pipeline is broken, whether the filter is not tightened, etc., and correct them one by one.
4. Fault cause 4: oil leakage from the internal oil transmission circuit or the external oil transmission circuit.
Solution: Check all filters, gaskets, pipes and connectors for oil leakage in the outer oil circuit. Use the pressurization method to check the oil leakage in the internal oil circuit. Repair or replacement.
5. Cause of failure: Fuel pump drive shaft is broken.
Solution: Check whether the drive shaft of the gear pump is broken. Recalibrate or replace.
6. Cause of failure: improper adjustment or wear of the throttle drive rod.
Solution: Check the wear and tear, replace and adjust the transmission rod.
7. Cause of failure: Wrong assembly of idle spring.
Solution: Reassemble the adjustment.
8. Cause of failure: improper assembly of the centrifugal hammer of the speed limiter.
Solution: Re-calibrate.
9. Cause of failure: There is moisture or wax in the fuel.
Solution: Replace the fuel, replace all filters, install a fuel heater.
10. Cause of failure: Incorrect calibration of the fuel pump.
Solution: Readjust the fuel pump.
11. Cause of failure: gasket leakage.
Solution: Perform a pressure check to find out the leaking cylinder. Replace and repair.
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Generator power generation failure: Comler provides quality generators.
1) The remanence is often lost after shutdown, because the material used for the magnetic pole of the exciter is close to mild steel, and the remanence is small, and the magnetic field disappears when there is no current in the excitation winding after the shutdown.
2) The magnetic poles of the generator lose their magnetism.
3) The excitation circuit components are damaged or the line is open-circuited, short-circuited or grounded.
4) The exciter brush has poor contact with the commutator or the brush holder pressure is insufficient.
5) The excitation winding is wired incorrectly, and the polarity is opposite.
6) The contact between the generator brush and the slip ring is poor, or the brush pressure is insufficient.
7) The generator stator winding or rotor winding is broken.
8) The generator lead wire is loose or the switch is in poor contact.
9) Fuse blowing.
Solution: 1) Always have a battery and magnetize it before generating electricity.
2) Direct current (for a short time) larger than the rated current is introduced into the winding for magnetization, and the specific current is determined by the test.
3) Replace the damaged components and repair the faulty lines.
4) Remove the sharp dirt from the contact surface, adjust the brush pressure, and tighten the brush holder.
5) Correct the wiring and press the exact polarity to magnetize.
8) Remove the dirt on the contact surface, grind the brush, adjust the brush pressure, and make the brush and the slip ring in close contact.
7) Inspect and repair the circuit breakers.
8) Connect the joint or repair the contact part of the switch.
9) Find out the cause of the fuse, and replace the specified fuse after determining that the generator itself and the circuit are normal.
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1. Interphase short circuit of stator winding. If the generator stator winding produces an interphase short circuit if it is not removed in time, the entire generator set will be destroyed, causing extremely serious consequences, therefore, there must be two or more sets of rapid shelter response to such faults.
2. Short circuit between turns of stator winding. The generator stator winding produces an inter-turn short circuit, which will generate a large current in the short circuit ring, and there have been reports of such burns due to inter-turn short circuit, and even the destruction of the generator set. Therefore, when a short circuit between turns of the stator winding is generated, the generator should be quickly removed.
As generator design technology matures, there are fewer and fewer windings in the same slot, and the possibility of turn-to-turn short circuits is reduced.
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A laptop is best left on for 8 to 10 hours a day.
General notebook***, low indoor temperature, good ventilation, no problem to open for a day. However, it is recommended to limit it to no more than 8 hours per day. If the boot takes too long, the laptop overheats, causing restarts, freezes, and even burned components.
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The first time it takes to charge, the rest is how you want to play, how to play, and it's about the same as the battery of your phone.
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A notebook is a tool, you don't need to use it, you can use it however you want.
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What's wrong with this?
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This situation is more in the hardware, you judge is still right, I have encountered this situation before, and finally checked the motherboard, and as a result, several capacitors of the motherboard were broken, just replace a few, very cheap. The diagnostic card can't find out the cause of the crash, it can only find out the hardware in question, I hope it can help you.
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Check the starting cabinet, after the power is off, the fault will be displayed, just reset it directly on the starting cabinet.
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Check whether the current transformer on the inlet line of the motor is connected correctly.
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Check the motor protector for any problems.
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