Flywoo EXPLORER LR 4 User manual

FLYWOO LR4 QUAD O3 V1.0
EXPLORER LR 4 Manual
DJI O3 AIRUNIT Version
video guide
https://www.youtube.com/watch?v=WnEJyleHvb4&t=2s&ab_channel=flywoofpv

FLYWOO LR4 QUAD O3 V1.0
1/ drone introduction and Configuration
DJI O3 Air unit supports 4K\60fps recording, and is good at long distances, up to 10KM (FCC).
This is the fantastic digital module the Explorer LR 4 has been waiting for!
In addition, we also designed the newest GOKU MINI GPS V3 for Explorer O3, now you can
search up to 30 satellites! Now everything you need, the Explorer LR 4 can realize.
Sub250 (even with battery)
Support 4K\60fps recording
up to 10KM long distance
Super long flight time 30mins (Explorer 18650 battery)
GPS search up to 30 satellites
Specifications ：
Model: Explorer LR 4 HD DJI O3
Brand: FLYWOO
Frame: Explorer LR 4 O3 (Different from OG Explorer LR frame )
FC and ESC : Goku Versatile F405 Pro Mini Stack ( F405 FC+ 40A ESC ) 8Bit 2-6S 20 x20
Plug&Play plug O3 Air unit
VTX: DJI O3 Air Unit
Camera: DJI O3
Propeller: 4024-2
Antenna: DJI O3 antenna
Motor: Nin V2 1404 2750kv
Weight: 168.4g
Recommended Battery: Explorer 18650 4S \ Exploer 900mah 4S \ Explorer 750mah 4S

FLYWOO LR4 QUAD O3 V1.0
In the Box :
1 x Explorer LR 4 O3
8 x Gemfan 4024-2 Balck
2 x Battery strap 15x180mm
1 x Set of screws

FLYWOO LR4 QUAD O3 V1.0
2/ Wiring diagram description
UART1: NULL
UART2: NULL
UART3: DJI O3 UNIT OSD
UART4: TBS/ELRS/RXSR/PNP
UART5: DJI O3 RX SBUS
UART6: GPS
DJI O3/PNP Version:
TBS/ELRS Version:
RXSR/XM+ Version:

FLYWOO LR4 QUAD O3 V1.0
3/ Receiver binding
https://www.youtube.com/watch?v=WnEJyleHvb4&t=2s&ab_channel=flywoofpv
ELRS 2.4G RX:
Bind procedure:
- Supply power to the EL24E/EL24P rx, wait until the LED on the RX is off, immediately
turn off the power, and then repeat again the above steps. When the RX is powered on
for the third time, the LED light will start to double-flash, which means that the RX enters
the binding mode
- Insert the 2.4G ELRS TX to Radio transmitter, and choose External RF mode to CRSF
protocol, then you can find ELRS menu from the Radio systems(Need to copy the
ELRS.LUA file to the SD-Card tools first), Enter into ELRS and press [Bind], the LED on the
RX module will getting to be solid if bind successfully.
- Receiver LED status meanings:
EL24E/EL24P RX: LED solid means bind successful or Connection established; LED
double-flash means in bind mode; LED flash slowly means no signal connection from
the TX module; LED flash fast means in WIFI hotspot mode, you can connect the WIFI of
the RX and upgrade firmware of the RX via visit 10.0.0.1 from the web browser(password:
expresslrs)
TBS NANO 915:
When the USB is connected, the green light of the receiver flashes, and then bind
according to the picture operation.
https://www.youtube.com/watch?v=-iNkVcOLITM&ab_channel=Danimal3D

FLYWOO LR4 QUAD O3 V1.0
RXSR/XM+ receiver:
FRSKY remote control version
1/ Press the RXSR/XM+ receiver button, USB power supply, the red and green lights are
always on
2/ The remote control turns on the binding mode, the green light flashes to indicate
successful binding, turn off and restart
Other Frsky protocol versions
4/ Mode setting:
Set the ARM switch and flight mode switch, AUX* corresponds to the remote control
switch, and the yellow area mark is turned on

FLYWOO LR4 QUAD O3 V1.0
5/ GPS rescue mode
https://www.youtube.com/watch?v=WnEJyleHvb4&t=2s&ab_channel=flywoofpv
1/ When GPS finds 5 satellites and locks, it will display latitude/longitude/altitude/distance
information.
2/ GPS rescue can only be turned on when the flight distance data exceeds 100 meters,
otherwise it will fall directly.
3/ After the GPS rescue is turned on, DRONE will turn around and rise gradually and return
to the home location.
4/ DRONE will not automatically land. When the control is restored, you need to control
DRONE to land.

FLYWOO LR4 QUAD O3 V1.0
6/ Finder BUZZER function
The buzzer has two modes of operation:
1. It is compatible with the functions of the traditional active buzzer and synchronized
with the flight control.
2. When the flight control is normally connected, if the main battery in the flight is
powered off, it can still automatically emit 100 dB of drip sound after 30 seconds of
power failure, and the LED will emit white light.
To turn off the buzzer: Press and hold the release button for more than 2 seconds, the
Finder turns off the sound.
7/ Flight firmware upgrade and write default CLI
1/ Activate DFU mode（Two ways to enter DFU）

FLYWOO LR4 QUAD O3 V1.0
1. Enter the BF configurator, click to Activate BOOT Loader/DFU
2. Press and hold the FC's BOOT button while connecting the USB cable
2/ If it does not enter DFU mode, it may be that the driver is not installed. The driver
can be installed using IMPULSE RC software
Driver software:
https://impulserc.blob.core.windows.net/utilities/ImpulseRC_Driver_Fixer.exe

FLYWOO LR4 QUAD O3 V1.0
3/ Select F405PRO firmware, after online loading, write the firmware. according to the
order of the pictures
4/ After the connection is entered, it is a blank interface, you need to write CLI
commands, Factory CLI LINK: https://flywoo.net/pages/manual

FLYWOO LR4 QUAD O3 V1.0