1. Introduction
The Bafang DPC020 CAN Display is a multi-functional real-time display designed for Bafang CAN protocol mid-drive e-bike motors. It provides essential riding information, allows control over pedal assist levels, and features a durable, waterproof design for various riding conditions. This display is equipped with a 5-PIN male connector and a USB port for convenience.
2. Safety Information
- Always wear appropriate safety gear, including a helmet, when riding your e-bike.
- Ensure all connections are secure before riding. Loose connections can lead to unexpected behavior or damage.
- Do not attempt to modify the display or its wiring. Unauthorized modifications can void your warranty and pose safety risks.
- Keep the display clean and free from obstructions to ensure clear visibility of riding data.
- While the display is IP66 waterproof, avoid submerging it in water or exposing it to high-pressure water jets.
- Regularly check your e-bike's brakes, tires, and other components for proper function.
3. Package Contents
Please check the package for the following items:
- Bafang DPC020 CAN Display
- Remote Control Unit
- Handlebar Shims (for 22.2mm and 31.8mm handlebars)
- Connection Cable (5-PIN Male)
4. Specifications
| Feature | Specification |
|---|---|
| Type | E-bike Display |
| Brand | BAFANG |
| Model | DPC020 CAN |
| Origin | Mainland China |
| Waterproof Rating | IP66 |
| Working Voltage | 36V / 43V / 48V |
| Display Size | 3.4 inch (LCD) |
| Screen Type | HD IPS Screen |
| Compatibility | BAFANG CAN protocol mid-drive motors (M620, M600, M560, M510, M420). 5-PIN Male connector. |
| PAS Levels | 0-5 (ECO, TOUR, SPORT, SPORT+, BOOST) |
| Handlebar Compatibility | Φ 22.2mm / 31.8mm |
| Material | ABS Housing, Aluminum-Silicon Glass Panel |
| Package Dimensions | 10.49 x 10.01 x 8.71 cm |
5. Installation
The Bafang DPC020 CAN Display is designed for easy installation. Please follow these steps carefully:
- Check Compatibility: Ensure your e-bike motor uses the Bafang CAN protocol and has a 5-PIN male connector. This display is NOT compatible with UART protocol or Bafang BBS series motors.
Figure 5.1: Compatibility Check - CAN Protocol 5 Pin Male is required. - Mount the Display: Securely attach the display unit to your handlebar using the provided shims. The display is compatible with Φ 22.2mm and 31.8mm handlebars.
- Connect the Cable: Connect the 5-PIN male connector from the display to the corresponding female connector on your e-bike's wiring harness. Ensure the connection is firm and fully seated.
Figure 5.2: Easy Installation in 3 Steps. - Verify Connection: After connecting, ensure the 5-PIN male plug is correctly inserted. The display also features a USB port for charging devices.
Figure 5.3: 5-PIN Male Plug and USB Port.
Wiring Diagram (CAN Protocol 5 PIN Female)
The following diagram illustrates the standard wiring for the CAN protocol 5-PIN female connector, which connects to your display:
- Green: CAN H
- Brown: CAN
- Black: GND (Ground)
- Orange: CAN L
- White: CAN L
6. Operation
Once installed and powered on, the DPC020 display provides real-time information and control over your e-bike's functions.
Display Functions
- Battery Level: Indicates the remaining battery capacity.
- Speed: Shows current riding speed (km/h or mph).
- Power: Displays motor power output.
- Odometer/Trip: Tracks total distance or current trip distance.
- Auto Head Lamp Indicator: Shows if the headlamp is active.
- PAS Level: Indicates the current Pedal Assist System level.
Pedal Assist System (PAS) Levels
The display offers 0-5 PAS levels, allowing you to adjust the motor's assistance:
- Level 0: No motor assistance.
- Level 1 (ECO): Minimal assistance for energy saving.
- Level 2 (TOUR): Moderate assistance for comfortable cruising.
- Level 3 (SPORT): Increased assistance for varied terrain.
- Level 4 (SPORT+): Strong assistance for challenging rides.
- Level 5 (BOOST): Maximum assistance for powerful climbing or acceleration.
Use the remote control unit to cycle through the PAS levels and access other display settings.
Automatic Backlight
The display features an automatic backlight that adjusts brightness based on ambient light conditions, ensuring optimal visibility day or night.
7. Maintenance
- Cleaning: Wipe the display screen and housing with a soft, damp cloth. Avoid using abrasive cleaners or solvents that could damage the screen or plastic.
- Water Resistance: The display has an IP66 waterproof rating, making it resistant to dust and strong jets of water. However, it is not designed for submersion. Dry the display thoroughly if it gets wet.
Figure 7.1: IP66 Waterproof Rating. - Connection Check: Periodically check that all electrical connections, especially the 5-PIN connector, are secure and free from corrosion.
- Storage: When not in use for extended periods, store your e-bike and display in a dry, temperate environment.
8. Troubleshooting
If you encounter issues with your DPC020 display, try the following basic troubleshooting steps:
| Problem | Possible Cause | Solution |
|---|---|---|
| Display does not power on | Loose connection, no power from battery, damaged cable. | Check all cable connections, ensure the e-bike battery is charged and turned on. Inspect cables for visible damage. |
| Incorrect speed reading | Speed sensor misalignment or damage. | Check the speed sensor and magnet for proper alignment and ensure they are clean. |
| PAS levels not changing | Remote control unit issue, motor communication error. | Ensure the remote control unit is properly connected. Restart the e-bike system. |
| Display shows error code | Specific system fault. | Refer to your Bafang motor manual for specific error code meanings and solutions. If the issue persists, contact customer support. |
9. User Tips
- Optimal Visibility: Position the display on your handlebar to minimize glare and ensure easy viewing while riding.
- USB Port Usage: The integrated USB port can be used to charge small electronic devices like smartphones or GPS units during your ride.
- Regular Updates: While not directly user-updatable, ensure your Bafang motor system firmware is up-to-date for best compatibility and performance with the DPC020 display.
10. Warranty and Support
For warranty information, technical support, or service inquiries, please contact the seller or the official Bafang support channels. Keep your proof of purchase for warranty claims.
