1. Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your Goolsky Flysky FS-GT5 2.4G 6CH Transmitter and FS-BS6 Receiver. This system is designed for controlling various RC models, including cars, crawlers, and boats, offering reliable and precise control.

Image 1.1: The Goolsky Flysky FS-GT5 2.4G 6CH Transmitter and FS-BS6 Receiver.
2. Package Contents
- FS-GT5 2.4G 6CH Transmitter
- FS-BS6 6-Channel Receiver
- Binding Plug
- Instruction Manual (this document)

Image 2.1: Side view of the FS-GT5 Transmitter, highlighting its ergonomic design.
3. Setup Guide
3.1 Battery Installation
The FS-GT5 transmitter requires either 4 AA batteries or a 2S LiPo battery for operation. Ensure correct polarity when inserting AA batteries.
- Locate the battery compartment on the bottom of the transmitter.
- Slide open the battery cover.
- Insert 4 AA batteries or connect a compatible 2S LiPo battery.
- Close the battery cover securely.

Image 3.1: Battery compartment of the FS-GT5 Transmitter, illustrating options for 2S LiPo or 4 AA batteries.
3.2 Receiver Installation and Binding
The FS-BS6 receiver is a 6-channel unit with a built-in gyroscope. It weighs approximately 8g and measures 30mm x 22mm x 16mm. Binding establishes a secure communication link between the transmitter and receiver.

Image 3.2: The Flysky FS-BS6 6-Channel Receiver, showing its compact size and connection ports.
- Ensure the transmitter is powered off.
- Connect the binding plug to the BIND/VCC port on the FS-BS6 receiver.
- Power on the receiver (e.g., connect to an ESC or external battery). The receiver's LED should flash rapidly.
- While holding the BIND button on the transmitter, power on the transmitter.
- Release the BIND button on the transmitter once the receiver's LED becomes solid, indicating successful binding.
- Power off both the receiver and transmitter.
- Remove the binding plug from the receiver.
- Power on the transmitter first, then the receiver. The receiver's LED should be solid, confirming the connection.

Image 3.3: Detailed diagram illustrating the various controls and ports on the FS-GT5 Transmitter and FS-BS6 Receiver.
4. Operation
4.1 Transmitter Interface Overview
The FS-GT5 features an LCD screen that displays essential information such as model name, voltage, and active functions. Navigation is done via the NavKey (rotate to select, press to confirm) and BACK/Exit button.

Image 4.1: Diagram detailing the FS-GT5 Transmitter's main interface and menu options.
4.2 Key Features and Functions
- AFHDS 2A System: The 2.4GHz Automatic Frequency Hopping Digital System 2A provides strong anti-interference capabilities, ensuring a stable connection.
- 6 Channels: Offers versatile control for various RC models.
- Model Memory: Stores settings for up to 20 different models, allowing for quick switching between vehicles.
- ABS Function (Automatic Brake System): Adjusts throttle channel parameters for optimized braking and cornering control, adapting to different track conditions.

Image 4.2: Visual representation of the ABS function, showing improved cornering with the system active.
- F.SAFE Function (Fail-Safe Protection): In case of signal loss, this function moves actuators to a pre-set position, protecting the model.

Image 4.3: Diagram showing how the F.SAFE function protects the RC model by setting controls to a safe position upon signal loss.
- CRAWL Function (Climbing Car Mode): Optimized settings for RC crawlers, providing enhanced control for challenging terrains.
- SVC Function (Smart Vehicle Control Mode): Provides intelligent control features for improved driving experience.
- Gyro Stability Function: The FS-BS6 receiver includes a built-in gyroscope for enhanced vehicle stability, which can be switched on or off.
- Sound and Vibration Alarm: The transmitter provides tactile and audible alerts for various statuses.

Image 4.4: The FS-GT5 transmitter features sound and vibration alarms for user feedback.
- Adjustable Antenna: The antenna can be adjusted 180 degrees for optimal signal transmission and convenient storage.

Image 4.5: The FS-GT5 transmitter's antenna can be rotated 180 degrees for improved signal and portability.
5. Specifications
| Feature | Detail |
|---|---|
| Brand | Goolsky |
| Model | FS-GT5 |
| Channels | 6 |
| Frequency | 2.4GHz AFHDS 2A |
| Suitable for | RC Car, Crawler, Boat |
| Transmitter Battery | 4 AA batteries or 2S LiPo (not included) |
| Receiver Model | FS-BS6 |
| Receiver Features | Built-in Gyro (Switchable) |
| Item Weight (Transmitter) | Approximately 1.4 pounds |
| Recommended Age | 16 years and up |
6. Troubleshooting
- No Power:
- Check battery installation and ensure batteries are charged or new.
- Verify battery polarity is correct.
- No Signal/Loss of Control:
- Ensure transmitter and receiver are properly bound. Re-bind if necessary.
- Check for interference from other 2.4GHz devices.
- Verify the receiver antenna is correctly positioned and not damaged.
- Ensure the transmitter antenna is adjusted for optimal signal.
- Incorrect Control Response:
- Check trim and sub-trim settings in the transmitter menu.
- Verify servo connections to the receiver are correct.
- Calibrate the ESC (Electronic Speed Controller) if throttle response is erratic.
- Fail-Safe Activation:
- If the model enters fail-safe mode unexpectedly, it indicates signal loss. Check range and potential interference sources.
- Ensure fail-safe settings are configured appropriately for your model.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the transmitter and receiver. Avoid using solvents or harsh chemicals.
- Storage: Store the unit in a cool, dry place away from direct sunlight and extreme temperatures. Remove batteries if storing for extended periods to prevent leakage.
- Antenna Care: Handle the adjustable antenna carefully to prevent damage.
- Firmware Updates: Check the official Goolsky or Flysky website periodically for any available firmware updates for improved performance or new features.
8. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the retailer where the product was purchased or visit the official Goolsky website. Keep your proof of purchase for warranty claims.
For additional resources and community support, consider visiting RC hobby forums or online groups dedicated to Flysky products.