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Summary of Contents for BETAFPV Cetus X HD
- Page 1 Cetus X HD FPV KIT Betaflight Firmware Version ExpressLRS User Manual Version No.I 2023-12-15...
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Page 3: Table Of Contents
Contents 1.Product List 2.Pre-flight Checks 3.Quick Start Guide 3.1 Quick Start 3.2 Flight Operations 3.3 First Person View (FPV) 3.4 On Screen Display (OSD) 3.5 Flight Modes 3.6 Battery Charging 4.Remote Control Radio Transmitter 4.1 Switch Functions 4.2 Joystick Functions 4.3 Button Functions 4.4 Charging the Remote Control Radio Transmitter 5.Fatshark Recon HD FPV Goggles Operation... - Page 4 7.Beep Code/LED Light Status 7.1 Quadcopter LED Light 7.2 Remote Control Radio Transmitter LED Indicator and Beeper 8.Advanced Settings 8.1 Turtle Mode 8.2 Re-Binding Quadcopter 8.3 Remote Control Radio Transmitter Calibration 8.4 Betaflight Configuration 9.Supplement 9.1 Warning & Security 9.2 Precautions for Battery Use and Charging 10.FAQ 10.1 How to Replace Propellers 10.2 How to Use FPV Simulator...
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Page 5: Product List
1. Product List 1 x Cetus X HD Brushless Quadcopter (Betaflight Firmware) 1 x LiteRadio 3 Transmitter 1 x Fatshark Recon HD FPV Goggles Box Contents: 2 x BT3.0 450mAh 2S LiHV Battery 1 x XT60 3000mAh 2S FPV Goggles Battery 1 x 2S Battery Charger and Voltage Tester| BT3.0 (white) -
Page 6: Pre-Flight Checks
6. The BT3.0 450mAh 2S LiHV battery should be installed with the BETAFPV logo facing outward for proper connection to the quadcopter's power supply line. -
Page 7: Quick Start Guide
3. Quick Start Guide 3.1 Quick Start Before flying, verify that the remote control radio transmitter is successfully connected with the quadcopter, all basic controls are functional, and the quadcopter can be taken off normally. ● Step 1: Take out the remote control radio transmitter and set the throttle joystick and two switches SB and SC on the top to the lowest position while ensuring that switches SA and SD are pop-up. - Page 8 BIND Button Green LED Blue LED RGB LED RGB LED USB Port ● Step 3: Press switch SA to arm the quadcopter. The throttle joystick must be at the lowest position or the quadcopter will not be armed. After being armed, the motors will spin slowly.
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Page 9: Flight Operations
3.2 Flight Operations ● Step 4: Re-arm quadcopter (step 3). Motors will spin at a low speed. Throttle (left) Joystick: Up/down controls the rate of ascent/ descent. Left/Right controls counterclockwise/ clockwise rotation. Ascent Decent Joystick Up/Down Counterclockwise Clockwise Rotation Rotation Joystick Left/Right Direction (right) Joystick: Up/down controls forward/ backward tilt (pitch). - Page 10 Left Right Joystick Left/Right Before flying with goggles, it is recommended to practice and get familiar with the sensitivity of joysticks by following the above-mentioned operation steps. Caution: 1. Find a suitable open place for the first flight. 2. Give a slow push to the joysticks, especially the throttle joystick. 3.
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Page 11: First Person View (Fpv)
3.3 First Person View (FPV) First-person view (FPV) is to operate the quadcopter through the real-time image transmitted by FPV goggles' camera. The goggles in this kit has been paired with the quadcopter by default. Take out the goggles and power the goggles with 2S 3000mah battery provided in the kit. Image should appear on goggles once powering on the quadcopter and goggles. - Page 12 RSSI dBm value Link Quality Flight Status Flight Mode - 1 3 0 B A T T F U L L A N G L 2 : 1 0 0 C E T U S 0 0 : 0 0 f l y 7 .
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Page 13: Flight Modes
3.5 Flight Modes The flight mode is displayed in the lower left corner of the flight screen, corresponding to the different quadcopter flight modes. Pilots can choose different flight modes according to different flight environments and their different preference for operating the quad. -
Page 14: Battery Charging
3.6 Battery Charging The kit is equipped with two type of 2S batteries for the quadcopter and googles respec- tively. The white 2S BT3.0 charger is prepared for charging quadcopter batteries, while the black 2S XH2.54 charger is prepared for the goggles battery. The display status of the two chargers are the same. - Page 15 Goggles Battery Charging The equipped XT60 3000mAh 2S FPV goggles battery can last up to 2.5 hours. When the goggles displays for the low-battery alarm, goggles beeping, and the voltage signal flashing red, this indicates that the battery is in low in power and charging is needed. Charging this battery to full capacity takes approximately 2 hours using a XH2.54 2S Battery Charger.
- Page 16 Charger Display Functions Disconnect the power connection of the charger, connect 2S battery to charger, and the charger will display the total voltage of 2S battery and the voltage of two individual cells. Total battery voltage: A L L 8.0 0 Cell 1 voltage: b - 1 4.0 0...
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Page 17: Remote Control Radio Transmitter
4. Remote Control Radio Transmitter The remote control radio transmitter included in this kit is the LiteRadio 3 (ELRS 2.4G). Indication of functions of button and switches is shown as below. Switch SC Switch SB Switch SD Switch SA Throttle Joystick Direction Joystick Power Button LED Ring... -
Page 18: Switch Functions
SETUP BIND Audio Port Type-C Port 4.1 Switch Functions Four switches are provided on the front of the remote control radio transmitter: switch SA, switch SB, switch SC, and switch SD, as shown below. Pilot can change different modes and parameters of the quadcopter with these switches. Please take notice that these switch can only work after the remote control radio transmitter is successfully connected to the quadcopter. -
Page 19: Joystick Functions
Switch SB: Flight Mode of Quadcopter ● The flight mode is “Angle Mode” if switch SB is down (ANGL). ● The flight mode is “Horizon mode” if switch SB is in the middle (HOR). ● The flight mode is “Air mode” if switch SB is up (AIR). Switch SC (If the Quadcopter is facing down) : Control for Turtle Mode ●... -
Page 20: Button Functions
Direction (right) Joystick - forward/backward tilt (pitch) and left/right tilt (roll). Forward Jotstick Up/Down Backward Left Right Joystick Left/Right 4.3 Button Functions There are three buttons on the remote control radio transmitter. ● Power button: Turns the remote control radio transmitter on/off with a long press. ●... -
Page 21: Charging The Remote Control Radio Transmitter
4.4 Charging the Remote Control Radio Transmitter The remote control radio transmitter has a built-in 2000mAh battery. External battery is not required. If LED ring breathes in red and beeps twice, it indicates that the battery is low and needs to be recharged. Steps to charge the remote control radio transmitter battery: ●... - Page 22 5. FPV Goggles The Cetus X HD quadcopter (Betaflight FC version) is equipped with the Walksnail Avatar HD Mini digital camera. Walksnail HD goggles is required to match. More information about Fatshark Recon HD FPV goggles is stated on the following website.
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Page 23: Avatar Hd Mini Camera And Goggles Binding
5.1 Avatar HD Mini Camera and Goggles Binding To bind the Avatar HD Mini camera with the Walksnail HD goggles, the steps are as follows: ● Power on the quadcopter and wait for the initialization process to complete. ● Gently press the digital bind button on the side of the quadcopter with a screwdriver for one second, and the LED light on the digital VTX board to flash red. -
Page 24: Avatar Hd Vtx Power Switching
5.2 Avatar HD VTX Power Switching The power of Walksnail Avatar HD VTX is divided into 25mW, 200mW and 500mW. The power can be switched through Walksnail HD goggles through the following steps: ● Ensure that the Walksnail Avatar HD Mini camera is connected to Walksnail HD goggles firstly. -
Page 25: Quadcopter Osd Menu Operation
6. Quadcopter OSD Menu Operation The OSD menu is a set of operation interfaces designed to modify the configuration of the quadcopter. It's most used functions are switching the VTX frequency and output power . 6.1 How to Access/Operate OSD Setting Menu The position of joysticks to access the OSD setting menu is as shown below. - Page 26 After accessing the OSD menu, pilot will see the following menu interface on the FPV screen. MAIN PROFILE FEATURES FW INEO & MISC SAVE/EXIT The OSD menu cursor can be controlled by the right joystick to operate in OSD interface: ●...
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Page 27: Quadcopter Led Light
7. LED Light / Beep Status Codes 7.1 Quadcopter LED Light There is a blue LED light and a green LED light on the flight controller. It is used to indicate whether the quadcopter is powered on normally and various status of the quadcopter. -
Page 28: Remote Control Radio Transmitter Led
The green LED light is the receiver status light. Its codes are as follows: Status State description Solution Normal, able to arm Flashing Error, unable to arm Throttle stick at lowest Solid On Armed 7.2 Remote Control Radio Transmitter LED Light & Beep Status Codes There is a blue &... - Page 29 There is a built-in beeper, pilot can recognize the working status of the remote control radio transmitter by its sound. Beep State description The buzzer alarms twice: di-di Low battery...
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Page 30: Advanced Settings
8. Advanced Settings Additional advanced settings are available in case of special operations. 8.1 Turtle Mode When the quadcopter falls to the ground and is facing down, we can activate turtle mode with the remote control radio transmitter to turn it over. To activate turtle mode: ●... -
Page 31: Re-Binding Quadcopter
Note: Turtle mode is suitable for flat ground and it’s not recommended to activate this mode on grass or fabrics as the motor may be obstructed, resulting in damage of the motors and ESC. 8.2 Re-Bind for Quadcopter If quadcopter and remote control radio transmitter cannot be connected successfully, the pilot may need to re-bind. -
Page 32: Remote Control Radio Transmitter Calibration
Note: 1. The SPI ELRS 2.4G receiver integrated in Cetus X HD is by default on ExpressLRS 3.0 protocol. It is not compatible with ExpressLRS 1.X or ExpressLRS 2.X protocols for frequency connection. 2. The SPI ELRS 2.4G receiver integrated in Cetus X HD can change the ExpressLRS version by flashing the relevant firmware on Betaflight Configurator to version 2.X protocols , but it is not... -
Page 33: Betaflight Configuration
Note: If you have no prior knowledge or experience with Betaflight flight controllers, it is recommended to read and study the following video: https://www.bilibili.com/video/av803250559 The FC assembled in Cetus X HD quadcopter(Betaflight version) is F4 2S 15A AIO( with SPI ELRS 2.4G receiver). The configuration of the SPI ELRS 2.4G receiver is shown below: Receiver SPI Rx (e.g. - Page 34 2000 2100 Add Range The default firmware and configuration for the Cetus X HD quadcopter(Betaflight version)are shown below, facilitating customers to restore the default settings. If necessary, please visit our official website for more information and consultation. (Kindly select the corresponding firmware and configuration based on the quadcopter information) https://support.betafpv.com/hc/en-us/sections/9435794300441-Cetus-Series...
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Page 35: Supplement
9. Supplement 9.1 Warning & Security ● Move the throttle joystick as gently as possible to avoid the quadcopter ascending and descending too sudden. ● Press switch SA on the remote control radio transmitter immediately if the quadcopter collides with any object. ●... -
Page 36: Faq
10. FAQ 10.1 How to Replace Propellers Propellers can be deformed or fall off when a quadcopter collides with an object. Bent or missing propellers need to be replaced. Use the included propeller removal tool to remove propellers from the motor. Please hold the motor instead of the frame duct with your hand when removing propellers to protect the frame from being deformed by overexertion. - Page 37 ● Install driver from PC automatically, prompt box pops up after successful installation. Then, radio transmitter works as a joystick human interface device (AKA HID device) normally. Setting up a device We’re setting up‘BETAFPV JoyStick’. Bluetootn & other devices Other devices BETAFPV JoyStick User needs to manually install driver if PC doesn't install automatically or is installed incorrectly.
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Page 38: How To Stop After A Collision
10.3 How to Stop After A Collision ● Press switch SA on the remote control radio transmitter immediately once the quadcopter collides with an object. When the switch SA pop up, all motors will immedi- ately stop. ● If the flying altitude is too high and it is difficult to control, please press switch SA immediately to stop the motor. - Page 40 betafpv.com...
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Questions and answers
Здравствуйте. Сам квадрокоптер при включении горит красным. Не мигает, а горит. Что это может быть?
A solid red light on the BETAFPV Cetus X HD quadcopter indicates that the throttle joystick is not at the lowest position when starting.
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