4DRC 4D-V4 - User Manual

a l
fnC
ltisi
hJur Dreams
It4rAvaiz„
Suitable for ages over 14
Quadropter operatin instructions
(WIFIN)
English
• In order to meet the requirements of the aeronautical radio station's
electromagnetic environment (various of aero models and UAV are not
allowed to fly within the range of 10 km on each side of center line and
20km on both ends of the airport runway and in the) and civil aviation
routes and airlines. Using various models and drones in the no-fly zone
issued by the relevant state departments is prohibited.

Summary

Pre-flight preparation instructions (using remote control)

Turn on the power of the aircraft

Power on aircraft and place horizontally for auto code-matching; check fuselage lights.

Turn on the power switch button of the remote controller

Power on remote, push throttle up then down to match frequency; check plane lights.

Horizontal calibration operation

Press calibration button on remote; aircraft LEDs flash then stay on, indicating completion.

Start;stop

Push left control lever up to take off; short press '1' key to stop flying (uncontrolled state).

One-key take-off and landing

Press 'One Key Takeoff/Landing' for auto take-off to 1m or slow landing.

360° roll

360° roll on the left

Short press roll button, then push right joystick left for a 360° flip.

360° roll on the right

Short press roll button, then push right joystick right for a 360° flip.

Roll Forward 360°

Short press tumble button, then push right joystick upward for a 360° forward flip.

360° roll backward

Short press roll button, then push right joystick down for a 360° backward flip.

Introduction of remote control function and operation

Headless mode

Adjust aircraft direction by pressing headless mode key; ensure alignment for straight flight.

One key return

Press and hold one-key home button to recall aircraft; joystick operation cancels return.

Speed switching

Switch flight speed (low, medium, high) using 'beep' sounds from remote control.

Fine tuning function

Adjust aircraft deviations forward/backward and left/right using fine-tuning keys.

APP download and installation instructions

Download and install the software

Scan QR code to download and install the '4DRC PRO' app on mobile devices.

Link description

Connect to '4DRC-4K' WiFi, open app, enter control interface and features.

Pre-flight preparation instructions (using APP operation)

Turn on the power of the aircraft

Power on aircraft and place horizontally for auto code-matching; check fuselage lights.

Turn on the WiFi function

Connect to '4DRC_4K' WiFi, launch app, enable touch rocker for frequency matching.

Horizontal calibration operation

Click the 'correction' icon in app; aircraft LED lights flash and then complete calibration.

APP Application function operation introduction

Headless mode

Activate headless mode via app menu; ensure aircraft alignment for straight line flight.

Speed switching

Switch flight speed via 'More Functions' menu in the app control interface.

Fine tuning function

Adjust aircraft deviations using fine-tuning buttons (1-4) in the app interface.

4DRC 4D-V4 Specifications

General

Model	4DRC 4D-V4
Category	Quadcopter
Weight	120 grams
Frequency	2.4GHz
Control Range	100 meters
Features	Altitude Hold, Headless Mode, One Key Take Off/Landing
Camera Resolution	1080P