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TROUBLE SHOOTING: 

 

SYMPTOM: 

POSSIBLE CAUSE 

POSSIBLE SOLUTION 

Remote Control not 

functioning 

The batteries drained. 

Replace by new batteries. 

Batteries wrong installed. 

Reinstall the batteries as the polarity marking inside 

the battery compartment. 

The unit not workable 

The built-in battery had   

not connected to the unit 

Connect the built-in battery to the unit as 

“OPERATION” section point 1 on page 7.

 

The built-in battery drained. 

Recharge the built-in battery as the   

“PREPARATION” section on page 4. 

The unit had not paired to the 

Remote Control. 

Pair the unit to the Remote Control 

as “OPERATION” section point 3-5 on page 7. 

The blade still running 

after landing 

The unit had not shut off. 

Push the Left Joystick on the Remote Control to 

downward. Wait until the blades is stop turning.   

Press the Power ON-OFF Button on the Remote 

Control to shut off the it. Slide the Power ON-OFF 

Button the bottom of unit to Off position to shut off 

the unit.   

Control abnormal   

or motion unstable 

One (or more than one) blade(s) 

deformed or damaged. 

Check and replace the deformed/damaged blade(s) 

by new one. 

The unit can not   

moving straightly   

or auto turning 

 

Adjust the motion by press the: 

<   

Left/Right fly and/or   Forward/Backward  

and/or Light/Right  turn Trimmers repeatedly. 

Not operation in Wi-Fi 

Mode 

Wi-Fi had not connected 

Connect to the Wi-Fi as page 9-10. 

 

 

 

 

12 

Summary of Contents for CRT721CW

Page 1: ...CRT721CW ...

Page 2: ...uit different from that to which the receiver is connected z Consult the dealer or an experienced radio TV technician for help FCC WARNING The equipment may generate or use radio frequency energy Changes or modifications to this equipment may cause harmful interference unless the modifications are expressly approved in the instruction manual Modifications not authorized by the manufacturer may voi...

Page 3: ...OLS Main Unit 1 Blades 2 Battery Compartment 3 Power ON OFF Switch 4 Installed Li ion Rechargeable Battery 5 DC IN Jack 6 Camera 7 Connection Cable from Installed Battery 8 Wheels 9 Battery Door 2 2 3 1 6 8 1 5 8 7 4 9 ...

Page 4: ...adless Mode Button 6 Left Turn Trimmer 7 Right Turn Trimmer 8 Forward Trimmer 9 Backward Trimmer 10 Right Side Trimmer 11 Left Side Trimmer 12 OK One Key Return Button 13 Hi Low Speed Selection Button 14 3D Rolling Button 15 Battery Door On the rear 3 2 14 10 11 12 9 8 4 1 15 13 7 6 3 5 ...

Page 5: ...ot included as illustrated below 3 Charging will automatically start The Red Charging Indicator inside the full size USB Plug will illuminate When finished charging the indicator will turn off To replace the battery If you want replace the installed battery by other new battery not included replace it as below 1 Loosen the screw on the battery door by supplied screwdriver as illustrated below 2 Pr...

Page 6: ...the unit Install or replace the batteries when the batteries were drained as below 1 Loosen the screw on the battery door by a screwdriver not included 2 Press the tab then lift it up to open it 3 Install or replace three 3 AA size batteries not included into the battery compartment as the polarity marking inside For longest playing time alkaline batteries are recommended 4 Replace the battery doo...

Page 7: ...h like cell phone tablet to control the unit or for real time monitoring take pictures videos when using Remote Control through Wi Fi network Download and install the controller APPS Application from the APPS Store into the mobile device as below 1 Android Devices Search and download the CRAIG LAND AIR DRONE APPS from Googleplay store then install it in your Android device 2 iPhone iPad Search and...

Page 8: ... Indicator on the unit will stop blinking Then A Push the Left Joystick upward to rising B Push the Left Joystick downward to reduce the height or landing C Push the Left Joystick to left to turns the unit counterclockwise D Push the Left Joystick to right to turns the unit clockwise E Push the Right Joystick upward to fly to forward F Push the Right Joystick downward to fly to backward G Push the...

Page 9: ...tion of it 8 To shut off the Remote Control press the Power On Off Button The Power On Indicator will not lit 9 To shout off the unit slide the Power ON OFF Switch on the bottom of unit to OFF position The decorative LED lights will not lit Operation and controls by the Mobile Device 1 Recharge the battery and connected it to the DC IN Jack on the unit as previous procedures 2 Install the Mobile D...

Page 10: ...obile device then enter to the Wi Fi setting menu Search the link CRT721CW in the list then connect to it as the on screen instructions 7 Turn on the apps in the mobile device The follows picture will appear 8 Touch the Button on the screen to read the User s Manual before start to play 9 Touch the Button on the screen to enter to setting menu Set or reset the settings as the on screen instruction...

Page 11: ...eft Joystick on the screen to downward or slide the Left Joystick on the Remote Control to downward Wait until the blades stop running On this status the unit is automatically to change to car mode Use the right Joystick on the screen to control the motion of it GYRO RESET If the motion and or control of the unit become unstable after impact You may need to reset the built in Gyro Sensor as follow...

Page 12: ... APPS Difference mobile devices may store in difference folders to read play the recorded photo videos Replacement of Blades If blade was damaged or deformed replace it by the supplied same type same color of spare blade with the supplied screwdriver as illustrated below Note Always replace the damaged blade by the same type same makings of blade Otherwise the motion of the unit will become abnorm...

Page 13: ...e Control as OPERATION section point 3 5 on page 7 The blade still running after landing The unit had not shut off Push the Left Joystick on the Remote Control to downward Wait until the blades is stop turning Press the Power ON OFF Button on the Remote Control to shut off the it Slide the Power ON OFF Button the bottom of unit to Off position to shut off the unit Control abnormal or motion unstab...

Page 14: ...feet in open area Radio Frequency 2 4GHz Wi Fi Version 802 11 b g n Effective range of Wi Fi Control Up to 65 feet in open area Sensor of Camera 300k Pixels Capture Modes Photo 640 x 480 pixels in JEPG Video 640 x 480 pixels 30fps in AVI Accessories 1 x Owner s Manual 1 x Remote Control 1 x USB Charging Cable For charging only 4 x Spare Blades 1 x Screwdriver for change the Blades only 1 x Mobile ...

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