U818A Plus-W UA21 Operations Guide
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www.udirc.com Important Statement Thank you for buying UDIRC's product. People who under 14 years old must not use the product. Please read this brochure carefully before using the product. You are regarded as accepting all content in this user manual when using this drone. This product is not an ordinary toy but a piece of complicated equipment which is integrated with professional knowledge by mechanic, electronic, air mechanics, high-frequency emission etc.
www.udirc.com (5) 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. (6) Keep away from rotating parts Rotating parts like propellers or motors may cause serious injury and damage. Keep face and body away from rotating parts. (7) Keep away from heat The RC drone is made of metal, fiber, plastic, electronic components etc.
www.udirc.com Charging Instruction for Drone Battery 1. Connect the drone battery with USB cable first and then choose one of the method as below picture shown to connect with USB plug. 2. The red USB indicator light keeps bright when charging. And the light turns green when fully charged. * For faster charging, it is recommended to use an adapter with 5V 2A output current (not included) to charge the battery.
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www.udirc.com Exploded View 1 2 3 4 5 6 10 17 18 19 13 7 6 8 11 4 5 6 7 6 13 20 14 14 16 21 9 22 9 23 2 11 4 15 3 5 14 15 10 4 6 14 12 6 9 13 16 Name No. 13 24 Name No. 5 6 6 12 8 9 Name No. 1 Drone Cover Housing 9 Lamp hood 17 Receiver board 2 A propeller (Clockwise) 10 B propeller(Counterclockwise) 18 Power switch 3 Motor upper holder A 11 Motor upper holder B 19 Receiver board bracket 4.
www.udirc.com Transmitter Phone holder Power Switch Left Stick (Throttle / Rudder) Right Stick (Forward / Backward ) One button Take Off / Landing / Emergency Stop Button Heading Hold Mode High / Medium/Low Speed button Trimmer mode button Battery cover Brief Introduction for Button Functions Left Stick Move the Stick to forward / backward / left / right to fly the drone to up / down / turn left / turn right.
www.udirc.com Battery installation: Open the battery cover on the back side of the transmitter and put 4 alkaline batteries (AA, not included) into the box in accordance with electrode instructions, as picture 1,2 shown. 4*1.5V Alkaline Batteries Picture 1 Notice: Battery Cover Picture 2 1. Make sure the electrodes are correct. 2. Do not mix new and old batteries. 3. Do not mix different kinds of batteries. 4. Do not charge the non rechargeable battery. Phone Installation Instruction: 1.
www.udirc.com Pre-flight Operation Instruction Frequency Pairing 1. Turn on the transmitter switch (Picture 7) and the power indicator light flashes rapidly. Push the Left Stick all the way down to the lowest position and then release. The Left Stick will back to the middle position automatically. (Picture 8 / 9) The power indicator light flashes slowly, which indicates the transmitter is ready for frequency pairing. Picture 7 Picture 8 Picture 9 2.
www.udirc.com Checklist before Flight 1. The camera is in front of the drone. Keep the drone front away from you. 2. Power on the drone and check the direction of the rotating propellers. The left front and right rear A propellers rotating clockwise while the right front and left rear B propellers rotating counterclockwise. 3. Activate(unlock) motors: Move the Left Stick and Right Stick at the same time (45 degree inward) to start the motors and repeat Picture 12 previous step again to lock the motors.
Move the stick to the right, then the drone turns to right. Move the stick to the left, then the drone turns to left. Pull down the stick, then the drone goes down. Push up the stick, then the drone flies up. Left Stick Move the stick to the right, then the drone turns to right. Move the stick to the left, then the drone turns to left. the drone goes backward. Right Stick Pull down the stick, then Push up the stick, then the drone flies forward. www.udirc.
www.udirc.com Forward and backward trimmer When take off, if the drone tilts forward, press down the trimmer button, and push the right stick backwards. Otherwise push forwards. Left and right side flying trimmer When take off, if the drone tilts to left, then press down the trimmer button Trimmer mode and push the right stick backwards to adjust. Otherwise push forwards.
www.udirc.com Altitude Hold Mode Altitude hold mode indicates that the drone maintains a consistent altitude while allowing roll, pitch, and yaw to be controlled normally. It makes easier to control the drone for beginner and more stable for aerial photography. Push the Left Stick up (down) to fly the drone up (down) at certain altitude and then release the Stick. The Stick will back to the center position (Altitude Hold Center) as Picture 17 shown. And the drone will keep flying at current altitude.
www.udirc.com Front Left Front Right Left Rear Right Rear * Press down Heading hold mode button, the drone’s left and right LED will start flashing alternately, it shows the drone enters Heading hold mode, press the button again, then the LED gets solid and the drone ESC from heading hold mode. Heading Hold Mode Low Battery Alarm When the transmitter in low battery, the transmitter will beep ” di...di...di...” to remind the user to land the drone to replace the batteries as soon as possible.
www.udirc.com To know your APP Download and Install the APP: Flyingsee The APP is suitable for mobile phone with iOS and Android system, please download from the mobile phone software store: 1. For mobile phone with iOS system, please search Flyingsee in APP Store. 2. For mobile phone with Android system, please search Flyingsee in Google Play. 3. Scan the below QR code to download Flyingsee App. Frequency Pairing between Mobile Phone and Drone WiFi: 1.
www.udirc.com EMERGENCY Virtual Control Interface Important Tip: Ensure the drone is put it on a flat surface in horizontal position so that the drone can work well. Or it may be fail to be controlled. 00:00 H:100m 100% Introduction for APP Icons Home Page Icons Explore UDIRC Drone Help Learn the operation of Drone Media Remote control interface Remote Control Interface Home Page Icon Click on the icon and back to home page.
www.udirc.com Remote Control Signal To show the drone’s WiFi signal strength. Setting Click on this icon to set some parameters as below, and click again to exit. SETTING Trimming Save Reset Transmission quality 720P 480P Click on “Save” to save trimming setting. Choose “Reset” for factory reset. Select “720P” transmission quality. Remote Control Virtual Control Stick The virtual control stick is hidden by default. Click on the icon to turn on the virtual control stick.
www.udirc.com Video Click on this icon to record video. The recording time will show at the bottom of the screen. Click on this icon again to finish recording. Photo Click on this icon to take photo. Heading Hold Mode Click on this icon and it turns red, which indicates that the drone enter Heading Hold Mode. Click again to exit from Heading Hold Mode. The icon turns white. Media Click on this icon to view or delete the aerial video and photo. Click on the arrow to exit.
www.udirc.com APP Flying Control Move the Left Ball and Right Ball at the same time to start the drone as picture shown. Or click on One Button Take Off icon to start the motors, then the drone is ready to control. If the drone tilts forward or backward Click the “-” of the Forward / Backward Trimmer to adjust the drone till balance if the drone tilts forward. Click the “+” to adjust the drone till balance if the drone tilts backward.
www.udirc.com Display the photos and video FLYINGSEE 1.0 To view the photos and videos. Home Explore UDIRC Drone Learning Drone Remote control interface My Gallery Help My Gallery Internal Memory News Notice Main menu Media interface Notice: App must be authorized to access the phone gallery, if not, then may be unavailable to display the video and photos.
www.udirc.com Component installation Landing gear installation diagram Install the left and right landing gear to the bottom housing position as per picture 19 show, and then use the screw driver to tighten the screws in clockwise. Rear Landing gear Picture 19 Landing gear Front Camera box installation diagram Insert the camera buckle to the drone bottom position(picture 20), and then push in correctly(picture 21).
www.udirc.com 2. Insert the Micro terminator into the bottom housing socket as picture show (picture 23). Picture 23 Propeller installation diagram 1. Use the screw counter clockwise to pick out the screw and then pull out the damaged propeller(picture 24). 2. Replace with the same new rotating direction propeller,aim at the screw hole to install it (picture 25), then tighten the screw in clockwise. Picture 24 Picture 25 Motors installation diagram 1.
www.udirc.com Battery installation diagram When install, you need to squeeze up and down of the battery buckle(picture 29) and then put the lipo battery aim at the drone battery slot, push into the position is fine.
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www.udirc.com Troubleshooting Guide No. Problem Problem Cause Solution 1. Low battery. 1 2 3 4 5 6 1. Replace the transmitter battery. The 2. The battery positive pole and negative transmitter pole are in reverse order. indicator light is off 3. Poor Contact. 1. The same as above 1.2.3. 2. There is interfering signal nearby. 2. Restart the drone and power on the transmitter. 3. Operate the drone step by step in accordance with the user manual. 4.
www.udirc.com FCC Information This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules.These limits are designed to provide residential protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not Installed and used in accordance with the instructions, may cause harmful interference to radio communications.
