udir/c U842-2, Tercel User Manual

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U842-2

CRADLE HEAD / FPV 720P HD CAMERA

Catalog

Name of Parts

1. Drone

2. Transmitter

Notice

Main Specification

Landing Gear Installation Diagram

Propeller Guard Installation Diagram

Camera Gimbal Installation Diagram

Flying Preparation

Pre-flying Instruction

Operation Instruction of Camera

To Record Video

To Take Picture

To Adjust the Screen Brightness

To View Stored Video and Picture

To Delete File

Flying Control

Spare Parts

Exploded View

Troubleshooting Guide

Heading Hold Mode

Altitude Hold Mode

High / Medium / Low Speed Mode

Replacement of Propeller and Motor

Recording Video and Taking Photo

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(4) We undertakes no liability for those accidents caused by improper operation, use and control of the drone after sale of the product.

(5) We has entrusted the distributor to provide technology support and after-sale service. If you have any questions about use, operation, repair etc., please contact your local distributor.

(2) Keep away from humid environment

The drone inside is consisted of precise electronic components. Humidity or water vapor may damage electronic components and cause accident.

2. Safety Precautions:

Keep away from crowd when flying because a flying RC drone is very dangerous. Improper assembly, broken main frame, defective electronic equipment or unskilled operation all may cause unpredictable accidents such as drone damage or human injury. Please pay special attention to safety operation and have good knowledge of accident responsibility that the user may cause.

(1) Keep away from obstacles and crowd

The speed and status of a flying RC drone is uncertain and it may cause potential danger. So the user must keep away from crowd, tall building, power lines etc. when operating a flying RC drone. Do not fly a RC drone in rainy, storm, thunder and lighting weather for the safety of user, around people and their property.

(2) This drone is suitable for experienced RC drone user aged 14 years or above.

(3) The flying field must be legally approved by your local government.

Notice:

1. Important Statement:

(1) This product is not a ordinary toy but a piece of complicated equipment which is integrated with professional knowledge by mechanic, electronic, air mechanics, high-frequency emission etc., so it should be installed and adjusted correctly to avoid accidents. The user must always operate in a safe manner. We undertakes no liability for human injury or property damage caused by improper operation as we could not control the procedure of installation, use and operation of this drone.

(3) Safe operation

Please operate the RC drone in accordance with your physical status and flying skill. Fatigue, listlessness and improper operation may increase the rate of accident.

(4) Keep away from rotating parts

Rotating Parts can cause serious injury and damage. Keep face and body away from rotating motors.

(5) Keep away from heat

(6) Please do not touch the hot motor to avoid being burnt.

The RC drone is made of metal, fiber, plastic, electronic components etc. Keep away from heat and sunshine to avoid distortion and damage.

(5) Make sure the connection is solid between battery and motor etc. The ongoing vibration may cause bad connection of power terminal make the drone out of control.

(6) Improper operation may cause drone crash, which may arouse motor defective and noise, and then effect the flying status or even stop flying. Please go to the local distributor to buy new parts for replacement so that the drone will return to its best status.

(7) The drone should be controlled within max control distance. Do not fly the drone near tall building, high voltage cable or other place with signal interference. Or may cause signal interruption and the drone will out of control, which may result of accident.

(4) Please strictly obey the order of turn on and turn off before operation. Turn on the transmitter power first and then turn on the drone power before flying; turn off the drone power first and then turn off the transmitter power when finish flying. Improper turn on and turn off order may cause the drone out of control and threaten people’s safety. Please cultivate a correct habit of turn on and turn off.

(1) Flying field must spacious enough and we suggest at least 8M (length)*8M (width)*5M (height).

(2) Make sure the drone battery and transmitter battery are fully charged.

(3) Make sure the Left Stick of the transmitter in the middle position.

3. Check List Before Flight

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Landing Gear Installation Diagram

Aim at the hole in the drone, and press the landing gear’s pillar down to the hole. Then lock the landing gear by the attached 2.3*18 screws (long screws) as the diagram shown.

Note: Please install the landing gear perfectly. If the landing gear can not stand firm on the ground, it will effect the flight stability.

LED Lights LED Lights

OFF

1. Drone

Name of Parts

Propeller B

Propeller A

Propeller B

LED Lights

Propeller Guard

Front

Rear

RightLeft

2. Transmitter

Rotate Up the

Camera

Rotate Down the Camera

Rigiht Stick (Forward / Backward / Left / Right Flying Stick / Altitude Hold Mode)

Left / Right Rotation

Trimmer

Forward / Backward / Left / Right Flying Trimmer

SD Card Slot

Power Switch and Indicator Light

2.3*18 Screws

Left Stick

(Throttle / Rotation

Stick)

High / Medium / Low Speed Mode

Heading Hold Mode

Battery Box

Main Specification

Drone Size

Drone Weight

485*485*150mm

380g

Max Flying Distance/Radius

Max Image Transmission

Distance/Radius

100m

60m

Propeller Diameter

Flying Time

190mm

6~7min

Camera Resolution 1280x720P

LCD Resolution

Transmitter Battery

Charging Time for TransmitterBattery

480x272P

3.7V 450mAh

About 70 mins

Drone Battery 3.7Vx2 1000mAh

Charging Time for

Drone Battery

About 150 mins

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3. Plug the camera cable to the camera port and plug the camera gimbal cable to the camera gimbal port.

Camera Port

Camera Gimbal Port

1. Charging Instruction for Battery

Flying Preparation

Drone BatteryTransmitter Battery

2. Battery Charging Instruction

* When charging the drone battery, the USB indicator light is red and turns to green when fully charged.

* When charging the transmitter battery, the USB indicator light is red and turns to green when fully charged. * The charging time of the drone battery is about 150 minutes, while the charging time of the transmitter battery is about 70 minutes.

* If the transmitter battery is low when flying, the transmitter will beep constantly to remind you to land the drone imediately to replace the battery, or the drone may out of control.

* If the drone battery is low when flying, the drone body lights flash and the transmitter will beep constantly to remind you to land the drone as soon as possible, or the drone may crash suddenly for low battery. * Never put the battery with metal product to avoid short circle.

* Stop using the battery if the battery swell up, damaged or seriously heating etc.

* Put the battery and charger on the ground and keep away from inflammable when charging to avoid accident.

OFF ON

Propeller Guard Installation Diagram

1.7*6PB Screws

Camera Gimbal Installation Diagram

1. To install the propeller guard, to the drone and make sure the propeller guard’s pillar can fully fill the gap. Then lock the propeller guard by attached 1.7*6PB screws (short screws).

2. To remove the propeller guard, remove the screw from the propeller guard and pull out the propeller guard with moderate force.

3. To improve the drone power and flight time, fly the drone without the propeller guard when you can operate the drone skillfully.

1. To install the camera gimbal, pinch the camera gimbal with your fingers and aim at the buckle on the camera holder as Picture 1 shown, then push the camera gimbal into the camera holder in moderate force as Picture 2 shown.

2. To disassemble the camera gimbal, pinch the camera gimbal with your fingers and pull it out in moderate force as Picture 3 shown.

Picture 1

Pictuer 3

Picture 2

Camera Gimbal

Camera Holder

Camera Gimbal

Camera Holder

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3. Tips for Battery

LiPo Battery Disposal & Recycling

Wasted batteries must not be placed with household trash. Please contact local environmental or waste agency or the

supplier of your model or your nearest LiPo battery recycling center.

* Power off the drone first when finished flying and then take out the battery.

* Charge the battery after the battery surface cooling down. * Keep away from heat and put the battery in dry place when the battery

is not being used for a long time. * Never put the battery with metal product to avoid short circle.

* Stop using the battery if the battery swell up, damaged or seriously heating etc.

* Put the battery and charger on the ground and keep away from inflammable when charging to avoid accident.

Pre-flying Instruction

1. Turn on the transmitter switch and the indicator light starts to flash rapidly. Push the Left Stick all the way up, then all the way down (Picture 1-2). The indicator light flashes slowly, which indicates the transmitter enters code pairing search.

Picture 1 Picture 2

Power Switch

3. Connect the battery plug and the drone plug.

2. Pull out the battery box from the drone rear.

Press and pull out

Power on

5. Insert the micro SD card to the card slot behind the camera of the drone bottom. Turn on the drone switch. The drone body lights start to flash. Put the drone on the horizontal position, and the transmitter will beep about 3s later and the drone body lights get solid, which indicates successful frequency pairing.

Note: To insert the SD card as shown above.

OFF ON

2. Turn on

1. Insert the SD card to the slot

4. Push the battery into the battery box and make sure the battery buckle is perfect match with the drone.

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Note: Do nor move the drone during calibration.

Place the drone on a flat surface on the horizontal position. Keep the Left Stick on the lowest position and push the Right Stick to bottom right as below picture shown. The drone drone body lights flash rapidly and the drone is calibrating. Later the drone body lights get solid, which indicates successful calibration.

6. To calibrate.

To Pair The Camera And Transmitter

Operation Instruction of Camera

Press “ UP” button for 6 seconds

VIEW

REC

SNAP

DOWN

1. Press “UP” button for about 6 seconds till the pairing menu appears.

2. Press “PAIR” button and a 8 seconds countdown appears on the screen and then enters pairing search. The video menu will appear after successful pairing. Meanwhile, the transmitter will remember its paired camera automatically. Next time you need not to pair again. If you want to pair the transmitter with other camera. Restart the transmitter and repeat step 1 and step 2.

Notice: Do not move the Left Stick while pairing the camera and the transmitter to avoid inadvertently starting the drone.

Press “PAIR” Button

PAIR

EXIT

To Record Video

After successful pairing, the screen will enter video menu and show a green SD card icon at the top, which indicates the SD card had inserted to the camera (or the SD card icon will appear in red and flash if the card fail to insert to the camera). To record video, press “REC” button to start recording. At the same time, the “REC” icon will flash. Press “REC” button again to stop recording and the video will be stored in SD card.

Tip: The screen will show a “FULL” icon if the card is full storage and no more video can be stored in the card.

2.Video Recording Button

3. “REC” starts to flash 1. Green SD Card Icon

VIEW

REC

SNAP

DOWN

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Delete

Video File

Picture File

BACK

DOWN

DEL

BACK

DOWN

PICTURE

VIDEO

Press “UP” or “DOWN” button to choose a video file or picture file and then press “OK” button to select a file. Press “UP” or “DOWN” button again to choose a video or picture, and then press “OK” button to play.

Note: Except above view method, you can insert the SD card to a card reader and then connect it with a computer USB port to play the video or picture.

To Delete File

Press “DEL” button to delete file directly when viewing the video or picture. Or press “UP” or “Down” button to select a video or picture after entering the video or picture file, and then press “DEL” button and

the screen will appear Choose “YES” by “UP” or

“DOWN” button and then press “OK” button to delete the file. Or choose “NO” and then press “OK” to return.

DEL XXXXXX ? YES NO

To View Stored Video and Picture

Take out the SD card from the camera and insert it to the card slot in the right side of the display screen. A white SD card icon will show on the screen. Press “VIEW” Button to view the file.

View Button

White SD Card Icon

Insert the SD card to

card slot

VIEW

REC

SNAP

DOWN

To Take Picture

Press SNAP Button and the “JPG” Icon will flash briefly, and then the picture will be stored in SD card automatically.

To Adjust the Screen Brightness

Press “UP” or “DOWN” button to adjust the screen brightness.

Up Button (brighter)

Down Button (darker)

VIEW

REC

SNAP

DOWN

1. SNAP Button

2. “JPG” Icon

VIEW

JPG

REC

SNAP

DOWN

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1. To fly up and down

Flying Control

Push the Left Stick up to fly the drone up, and pull the Left Stick down to fly the drone down.

Note: Push the Left Stick slowly at first time flight in case of suddenly rising of the drone and cause accident.

Warning: Do not turn off the transmitter when flying, which may result of the drone out of control and cause accident.

2. To rotate left and right

Push the Left Stick to the left to rotate the drone to the left and push the Left Stick to the right to rotate the drone to the right.

3. To fly to the left and right

Push the Right Stick to the left to fly the drone to the left and push the Right Stick to the right to fly to the right.

4. To fly Forward and Backward

Push the Right Stick up to fly the drone forward and pull the Right Stick down to fly the drone backward.

5. If the drone rotates to the left or right

Press the Right Rotation Trimmer till balance if the drone rotates to the left, and press the Left Rotation Trimmer till balance if the the drone rotates to the right.

6. If the drone tilts to the left or right

7. If the drone tilts forward or backward

Press the Backward Flying Trimmer till balance if the drone drifts forward, and press the Forward Flying Trimmer if the drone drifts backward.

Press the Right Flying Trimmer till balance if the drone drifts to the left, and press the Left Flying Trimmer till balance if the drone drifts to the right.

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2. To change the drone’s flying altitude in Altitude Hold Mode, take the Altitude Hold Point as center, and push up (down) the Left Stick to fly up (down) the drone slowly, then pull the Left Stick back to the Altitude Hold Point, the drone will stay flying at current altitude.

3. To exit from altitude hold mode, press the Left Stick and the drone body lights get solid.

Drones generally have a front and rear indicated by LED lights or colored Propellers. By default, the users are required to tell the front and the rear of the drone when flying. Under heading hold mode, the users can operate the drone without worrying about the orientation (left is left and right is right all the time, regardless of where your drone is pointing at).

Heading Hold mode is designed for beginners and users who fly the drone in daylight or at a far distance.

When the drone in Heading Hold Mode, push the Right Stick to forward/ backward/left/right, and the drone will fly to forward/backward/left/right accordingly.

Heading Hold Mode Altitude Hold Mode

To turn on Heading Hold Mode, press the heading hold mode button and the drone LED lights flashes, which indicates the heading hold mode is ready. To turn off Heading Hold Mode,

press the heading hold mode button again and the drone LED lights turns solid, which indicates the heading hold mode is off.

Note: The drone body lights flash rapidly when you turn on the heading hold mode and altitude mode.

Prerequisite: Position the drone in such a way that its front is your front (see Picture 1). Tip: Do not change the orientation of the transmitter (see Picture 2) after entering Heading Hold mode.

Picture 1

Front

Rear

Left Right

Front

Rear

Left Right

Picture 2

Picture 2 Picture 3

Fly up the drone in

Altitude Hold Mode

Fly down the drone in

Altitude Hold Mode

Altitude hold mode indicates that the drone maintains a consistent altitude when flying. It makes it easier to control the drone for beginner and more stable for aerial photography.

Altitude Hold Mode

1. Move the Left Stick to fly the drone to certain altitude, press the Right Stick to enter Altitude Hold Mode. The drone body lights flash rapidly and the drone will fly at the same altitude. At this time, we describe the Left Stick’s position as Altitude Hold Point. The Altitude Hold Point changes all the time.

Tip: The drone will lose some altitude as compensation when enter Altitude Hold Mode.

Picture 1

Altitude Hold Point

Heading Hold Mode

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Please buy the new motor to replace the damaged motor.

2. Replacement of Motor

Step 1: Remove the four screws form the LED lampshade and motor holder.

Step 2: Remove the two screws from the damaged motor and replace with a new motor, then lock all screws.

Replacement of Propeller and Motor

Please use the attached new propellers to replace the damaged propeller.

1. Replacement of Propeller

Remove the damaged propeller’s screw and install

the new propeller and lock the screws.

Note: Ensure replace damaged Propeller A by new Propeller A, and replace damaged Propeller B by new Propeller B.

Note: Ensure that CCW Motor for Propeller A and CW Motor for Propeller B, or the drone can not fly.

High / Medium / Low Speed Mode

Press the High / Medium / Low Speed Mode button of the transmitter. The transmitter will beep once for Low Speed Mode, twice for Medium Speed Mode, and three times for High Speed Mode.

High / Medium / Low Speed

1. The Altitude Hold Mode is available only when the Throttle (Left Stick) more than 40%. The drone will exit from Altitude Hold Mode automatically if you pull the Left Stick to the lowest position.

Notice:

2. When you exit from Altitude Hold Mode, make sure the Throttle (Left Stick) position is similar to the position before entering Altitude Hold Mode. Or the drone may fly up or down suddenly after exiting from Altitude Hold Mode.

3. The LED lights will flash rapidly if the drone in Heading Hold Mode and Altitude Hold Mode at the same time.

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Tip: Please make sure the play software can support AVI format when you play the video in the computer.

Basic parameter for aerial camera: Video DPI 1280*720P/30FPS; Image Size 1280*720P.

Recording Video and Taking Photo

1. Press SD card to insert to the slot as below picture shown. Make sure the metal side of the card must down.

Notice: Press Video Recording button to save a video when finishing recording to save the video. When the drone in low battery, press the button immediately or the video can not be saved.

2. Power off the drone first when finishing aerial photography. Take out SD card and insert the card to the attached card reader. Connect the card reader with computer USB port. After a while, view the aerial photography data from “my computer” - ”mobile disk”. Or you can insert the SD Card to the LCD transmitter to view the photo and video.

Spare Parts

For convenience, the spare parts are listed for you to choose, which can be purchased from local distributor. (Please refer to the exploded view below to check the circled icon)

U842-2-17

USB Charger for

Drone Battery

U842-2-18 Transimitter

Battery

U842-2-01

Upper Cover

U842-2-02

Lower Cover

U842-2-03 Propeller A

U842-2-04 Propeller B

U842-2-05

Propeller Guard

U842-2-06

Landing Gear

U842-2-07

Motor Holder

U842-2-08 Lampshade

U842-2-09

Motor for

Propeller A (CCW)

U842-2-13

Receiving Board

U842-2-14

Camera Gimbal

U842-2-15

Barometer

U842-2-10

Motor for

Propeller B (CW)

U842-2-11

Motor Parts

U842-2-12

Aluminum Cooling

Sleeve for Motor

U842-2-16

Drone Battery

U842-2-19

USB Charger for

Transimitter Battery

U842-2-20

SD Card

U842-2-22

Transmitter

U842-2-21

Card Reader

OFF ON

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Exploded View

No.

Name

Propeller Guard

Propeller A

Upper Cover

Propeller B

Board for Front LED (White)

Board for Rear LED (Green)

Motor Part for Propeller B (CW)

Motor Part for Propeller A (CCW)

Receiving Board

Eyes LED Light Board

Barometer

Lower Cover

Motor Holder

Lampshade

Landing Gear

Camera Gimbal

Drone Barttery

No. Name

Troubleshooting Guide

The transmitter indicator light is off

Fail to pair the drone with transmitter

The drone is underpowered or can not fly.

The drone can not hover and tilts to one side

The drone indicator light is off

Can not see the picture

Problem Problem Cause SolutionNo.

1. The transmitter battery is too low. 1. Replace battery.

2. The battery positive pole and negative pole 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 alice.

1. Indicator light is off. 1. The same as above 1.2.3.

2. There is interfering signal nearby.

2. Restart the drone and power on the transmitter.

3. Misoperation.

3. Operate the drone step by step in accordance with the user manual.

4. The electronic component is damaged for frequent crash.

4. To buy spare parts from local seller and replace damaged parts.

1. The Propeller deformed seriously. 1. Replace Propeller.

2. The drone battery is too low. 2. Recharge the drone battery.

3. Incorrect installation of Propeller.

3. Install the Propeller in accordance with the user manual instruction.

1. The Propeller deformed seriously. 1. Replace Propeller.

4. Flash slowly 3 times and then off. 4. The barometer is broken.

2. The motor holder deformed and out of verticality.

2. Replace the motor holder.

3. The gyro did not reset after violent crash.

3. Put the drone on the flat ground for about 10s or restart the drone to calibrate again.

4. The motor is damaged. 4. Replace motor.

1. The drone battery is too low. 1. Recharge the drone battery.

2. The battery is expired or overdischarge protection.

2. Buy a new battery from local seller to replace or recharge the battery.

3. Poor contact.

3. Disconnect the battery and then connect it with the plug again.

1. Did not connect the wire of camera box or poor contact.

1. Check the wire and connect well.

2. There is interfering signal nearby. 2. Cut off the wire and re-connect.

3. Damaged camera.

3. Buy a new camera box from local seller to replace.

udir/c U842-2, Tercel User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual