Tello operation guide


  1. First download the Tello App from Playstore (android), or App store (apple)

 

  1. Check that Tello’s motors and propellers are properly installed

 

  1. Note that propellers and motors are marked for differentiation.                                                               Note: CW and CCW propellers must only be attached to CW and CCW motors, respectively.

Propellers/motors

Propeller rotating direction

With notches/markings

Clockwise

No notches/markings

Anti-clockwise

 

  1. Next, insert a full flight battery into Tello, to check if its fully charged, insert a USB adapter to the side of the Tello and see if light indicator is solid blue.

 

  1. After downloading the Tello app, connect your smartphone with Tello via WIFI.          To connect, turn on Tello by pressing the button from the side of its body. Next, each Tello have its own specific serial number, and it’s found at the battery unit area.

 

  1. From your smartphone, select the appropriate Tello wifi and it should be connected.

 

  1. After connection, Tello light indicator will show many different modes and colour :

Here is the list of modes that may help you:

 

Colour

Mode

Drone State

Normal State

AlternatingRed, white, green and yellowlights

Alternating flashes

Turning On and performing self-diagnostic test

 

Green

Blinking twice

Video Positioning System Available

 

Yellow

Interval flashing

Video Positioning System Unavailable

 

 

 

 

Charging State

Blue

Solid light

Battery Fully Charged

 

Blue

Blinking Slowly

Charging

 

Blue

Blinking Quickly

Charging error

(Only applies if you are inserting USB Adapter to charge drone battery)

If not, usually charges multiple Tello batteries on a multiple port charger

 

 

 

 

 

 

Warning State

Yellow

Blinking quickly

Remote Control signal lost

 

Red

Blinking Slowly

Low battery

 

Red

Blinking Quickly

Critically low battery, almost 0% battery life

 

Red

Solid

Critical error

e.g. Navigation System error , Aircraft is tilt

 

  1. Launching the Tello App:
  • For Beginners, to ensure safe handling speed, ensure that is in ‘SLOW’ flight speed. press the gear button for settings
  • Press ‘TAKE OFF’ button at the top left-hand corner of the screen. ‘Swipe Right” to take-off
 
 
 
 
 
 
 
 

 

 

  1. Where is drone facing?

 Light indicator is where drone is facing or the head of the drone while battery unit is the tail of drone .

 

  1. If there’s an ERROR - Calibrate Tello
  • If there is an error showing on the bottom of your screen e.g “
  • Select Settings àSelect More àSelect Dots Icon … àCalibrate “IMU Status”

àfollow instructions given on screen.

 

 

For additional information about Tello please visit:

https://dl-cdn.ryzerobotics.com/downloads/Tello/20180212/Tello+User+Manual+v1.0_EN_2.12.pdf

 

Useful Video Guides for Tello:

https://www.ryzerobotics.com/tello/videos

 

Cheers,                                                                                                                                       Jing Jie 😊(12 Sept 2018)

 

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