1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your Yolin YL80C K5 6PIN LCD Display for e-bikes. Please read this manual carefully before use to ensure proper function and longevity of your device.
Important Compatibility Note:
The YL80C color LCD display operates with specific e-bike protocols. It is crucial to verify the LCD Display protocol required by your e-bike before purchasing. If the display protocol does not match your e-bike's controller, the display may not function correctly. Please contact customer service with the number information on the back of your old display to confirm compatibility.

2. Specifications
| Feature | Description |
|---|---|
| Model | YL80C K5 |
| Type | LCD Display |
| Brand | Yolin |
| Voltage Compatibility | 36V / 48V |
| Material | ABS + LCD |
| Color | Black |
| Rated Working Current | 15 mA |
| Maximum Working Current | 30 mA |
| Shutdown Leakage Current | <1 uA |
| Supply Current to Controller | 50 mA |
| Operating Temperature | -20°C to 60°C |
| Storage Temperature | -30°C to 70°C |
| Origin | Mainland China |
Dimensions

- Display Unit Width: 5.6 cm
- Display Unit Height: 9.5 cm
- Total Width (including clamps): 7.9 cm
- Clamp Center Distance: 6.1 cm
3. Setup
3.1 Package Contents
- 1 x YL80C K5 LCD Display (with waterproof connector)
3.2 Installation
- Mounting: Securely attach the YL80C K5 LCD display to your e-bike's handlebars using the integrated clamps. Ensure it is positioned for easy viewing and access to the control buttons.
- Connection: Locate the corresponding 6-pin connector on your e-bike's wiring harness. Carefully align and connect the display's 6-pin waterproof connector. Ensure a firm and secure connection to prevent accidental disconnection during riding.

3.3 Initial Power-On
After installation, power on your e-bike. The display should illuminate and show initial readings. If not, double-check all connections and ensure your e-bike's battery is charged.
4. Operating Instructions
The YL80C K5 display provides a comprehensive interface for monitoring and controlling your e-bike. The wired remote control allows for easy interaction while riding.

4.1 Display Features
- Battery Level Indication: Shows the current charge status of your e-bike's battery.
- Motor Power Indication: Displays the current power output of the motor.
- Assisted Gear Adjustment and Indication: Allows you to select and view the current level of pedal assist.
- Speed Display: Includes real-time speed, maximum speed, and average speed.
- Mileage Display: Shows both single trip mileage and total accumulated mileage.
- Assisted Push Control and Indication: Activates and indicates the walk-assist mode.
- Headlight Control and Display: Controls your e-bike's headlights and shows their status.
- Error Code Display: Alerts you to system malfunctions with specific error codes.
- USB Connection: For potential charging or data transfer (refer to specific e-bike controller manual for details).
4.2 Personalized Parameter Settings
The display allows for customization of various e-bike parameters. Accessing these settings typically involves a combination of button presses on the remote control (refer to your e-bike's main controller manual for exact procedures).
- Wheel diameter setting
- Speed limit adjustment
- Battery power setting
- Power assisting parameter setting
- Power-on password setting
- Controller current limit setting
5. Maintenance
To ensure optimal performance and longevity of your Yolin YL80C K5 LCD display, follow these maintenance guidelines:
- Cleaning: Wipe the display screen and casing with a soft, damp cloth. Avoid using abrasive cleaners or solvents that could damage the screen or plastic.
- Protection: Protect the display from direct sunlight for extended periods, extreme temperatures, and heavy impacts.
- Water Exposure: While the connector is waterproof, avoid submerging the display. If it gets wet, dry it thoroughly before use.
- Cable Inspection: Periodically check the connection cable for any signs of wear, cuts, or damage. Ensure the 6-pin connector remains clean and free of debris.
6. Troubleshooting
If you encounter issues with your YL80C K5 LCD display, refer to the following common troubleshooting steps:
- Display Not Turning On:
- Check if the e-bike's battery is charged and turned on.
- Ensure the 6-pin connector is securely plugged in.
- Inspect the cable for any visible damage.
- Incorrect Readings (Speed, Mileage):
- Verify that the wheel diameter setting in the display's parameters is correct for your e-bike.
- Check the speed sensor connection on your e-bike.
- Error Codes Displayed:
- The display will show specific error codes for system malfunctions. Consult your e-bike's main controller manual or contact customer support with the error code for diagnosis.
- Compatibility Issues:
- As mentioned in the introduction, if the display's protocol does not match your e-bike's controller, it will not function. This is not a defect of the display but an incompatibility. Always verify compatibility before purchase.
7. User Tips
Based on common inquiries and user experiences, here are some helpful tips for your YL80C K5 LCD display:
- Verify Protocol Before Purchase: The most critical step is to ensure the display's communication protocol matches your e-bike's controller. If you are replacing an old display, take a clear photo of the model number and any other identifying information on its back and send it to customer service for verification. For example, if your old display is '80C-4824150Y0X12', provide this information.
- Consult E-bike Manual: For advanced parameter settings (e.g., wheel diameter, speed limits, power-on password), always refer to your e-bike's specific controller manual, as the exact steps and available options can vary.
- Secure Mounting: Ensure the display is firmly mounted to prevent vibration damage or accidental detachment during rides, especially on rough terrain.
8. Warranty and Support
For warranty information, technical support, or service inquiries, please contact the retailer or manufacturer directly. Keep your purchase receipt as proof of purchase.





