udir/c Discovery 2 U818A Plus - Troubleshooting Common Issues; Transmitter Indicator and Pairing Fixes; Drone Flight Stability Solutions; Camera and Control Problem Resolution

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Troubleshooting Guide
No.
Problem
Problem Cause
Solution
1
The
transmitter
indicator light
is off
1. Low battery.
1. Replace the transmitter battery.
2. The battery’s positive and negative
poles are in reverse order.
2. Install the battery in accordance with
the user manual.
3. Poor Contact.
3. Clean the dirt between the battery
and the battery slice.
2
Failure to pair
the drone with
transmitter
1. Indicator light is off.
1. See 1.2.3.
2. Signal interference
2. Restart the drone and the
transmitter.
3. Improper operation
3. Operate the drone step by step in
accordance with the user manual.
4. The electronic component is
damaged.
4. Buy a replacement part as shown in
the previous section.
3
The drone is
underpowered
or cannot fly.
1. The propeller is deformed.
1. Replace the propeller.
2. Low battery.
2. Recharge the drone battery.
3. Incorrect installation of propeller.
3. Install the propeller in accordance
with the user manual.
4
The drone
cannot hover
and tilts to
one side.
1. The propeller is deformed.
1. Replace the propeller.
2. The motor holder is deformed.
2. Replace the motor holder.
3. The gyro did not reset after a crash.
3. Restart and recalibrate the drone.
4. The motor is damaged.
4. Replace the motor.
5
The drone
indicator light
is off.
1. Low battery.
1. Recharge the drone battery.
2. The battery is expired or over
discharge protection.
2. Buy a new battery.
3. Poor contact.
3. Disconnect and reconnect the
battery.
6
Can’t see the
picture.
1. Poor contact.
1. Check the wire and make sure it’s
properly connected.
2. Signal interference
2. Remove and reconnect the camera
wire.
3. Damaged camera.
3. Buy a new camera box
7
Difficulty with
cell phone
controls.
1. Inexperienced user
1. Carefully re-read the instructions for
using the app.
8
Double image
when using
VR
1. Lens focal length is not correct.
1. Move the lens to the proper position
until the image is clear.