BAFANG SW-M58 Ebike Display User Manual

1. Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of your BAFANG SW-M58 Ebike Display. Please read this manual thoroughly before using the product to ensure proper function and safety. The SW-M58 display is designed to provide essential riding data and control for your electric bicycle.

2. Safety Information

• Always ensure the display is securely mounted before riding.
• Do not attempt to disassemble or modify the display. This may void the warranty and cause damage.
• Keep the display clean and dry. Avoid exposure to extreme temperatures or direct sunlight for prolonged periods.
• If an error code appears, consult the troubleshooting section or contact support.
• Always prioritize road safety. Do not operate the display in a manner that distracts from riding.

3. Product Overview

The BAFANG SW-M58 is a 3-inch LCD anti-glare display designed for electric bicycles. It offers clear visibility in various weather conditions and features an auto-dimming backlight. The display is compatible with 36V/48V/52V Bafang UART protocol motors and fits 22.2MM handlebars.

Image 1: Front view of the BAFANG SW-M58 Ebike Display, showing its compact design and clear screen.

Key Features:

• Universal Compatibility: Supports 36V/48V/52V Bafang UART protocol motors.
• Clear Display: 3-inch LCD anti-glare screen with IPX7 waterproof rating.
• Automatic Adjustments: Auto-dimming backlight and light sensor for automatic headlight activation.
• Customizable Ride: Adjust pedal assist sensitivity and monitor real-time wattage/voltage.
• Easy Installation: Plug-and-play connectors for straightforward setup.

Display Elements:

Image 2: Detailed view of the SW-M58 display interface, highlighting various indicators such as speed, battery level, PAS level, and error codes.

The display provides information including:

• Headlight indicator
• Battery percentage/voltage
• Real-time speed (mph/km/h)
• Error code indicator
• PAS (Pedal Assist System) Level
• Low voltage warning
• Walk assist mode
• Total mileage (ODO)
• Trip mileage
• Average speed
• Maximum speed

4. Installation and Setup

The BAFANG SW-M58 display is designed for straightforward installation with plug-and-play connectors.

4.1 Mounting the Display

1. Identify a suitable position on your handlebar (22.2MM diameter) that allows for clear visibility and easy access to controls.
2. Loosen the clamp screws on the display mount.
3. Place the display mount onto the handlebar and tighten the screws securely. Ensure the display is stable and does not rotate freely.

Image 3: The SW-M58 display mounted on an ebike handlebar, showing its integration with the bicycle.

4.2 Electrical Connection

1. Locate the corresponding 5PIN female connector from your Bafang UART protocol motor system.
2. Carefully align and connect the display's cable to the motor system's connector. Ensure a firm connection.
3. Route the cable neatly along the handlebar and frame, securing it with cable ties if necessary, to prevent interference with moving parts.

Image 4: The SW-M58 display showing its integrated cable and connector, ready for connection to the ebike system.

5. Operating Instructions

5.1 Power On/Off

Press and hold the power button (usually located on the remote control or display itself) for a few seconds to turn the display on or off.

5.2 Changing PAS Levels

Use the '+' and '-' buttons on the remote control to cycle through the Pedal Assist System (PAS) levels. The display supports PAS levels 3, 5, or 9, depending on your system configuration. A higher PAS level provides more motor assistance.

5.3 Headlight Control

The display features a light sensor that automatically activates the headlights at dusk. You may also have a dedicated button on your remote to manually control the headlights.

5.4 Walk Assist Mode

Engage the walk assist mode (if available on your system) by pressing and holding the appropriate button. This provides low-speed motor assistance for walking the bike.

5.5 Displaying Ride Data

The display continuously shows real-time speed, battery level, and PAS level. You can typically cycle through additional data like ODO (total mileage), TRIP (single trip mileage), AVG (average speed), and MAX (maximum speed) using a mode button on the remote.

6. Settings and Customization

The SW-M58 display allows for customization of certain parameters to enhance your riding experience.

Image 5: The SW-M58 display highlighting customizable settings such as PAS levels, holder size, screen size, brightness, and password.

6.1 Adjusting Brightness

The display brightness can be adjusted from level 1 to 5. Access this setting through the display's menu (refer to your remote control's specific button functions for menu navigation).

6.2 Pedal Assist Sensitivity

You can tweak the pedal assist sensitivity to match your riding style. This setting is typically found within the advanced menu options. Consult your motor's specific programming guide for detailed instructions on accessing and modifying these parameters.

6.3 Advanced Password

The display may have an advanced password (e.g., 1919) to access deeper settings. Use this with caution and only if you understand the implications of changing advanced parameters.

7. Maintenance

• Cleaning: Wipe the display screen and body with a soft, damp cloth. Do not use abrasive cleaners or solvents.
• Storage: When not in use for extended periods, store the ebike and display in a cool, dry place, away from direct sunlight.
• Connections: Periodically check all electrical connections to ensure they are secure and free from corrosion.
• Water Exposure: While the display is IPX7 waterproof, avoid submerging it in water or using high-pressure washers directly on it.

8. Troubleshooting

If you encounter issues with your BAFANG SW-M58 display, refer to the following common problems and solutions:

• Display Not Powering On:
  • Check battery level of the ebike.
  • Ensure all electrical connections are secure.
  • Verify the power button is being pressed correctly.
• "ERROR" Message on Display:
  • An error code indicates a specific issue with the ebike system. Refer to your Bafang motor manual for a list of error codes and their meanings.
  • Common errors relate to motor, controller, or sensor malfunctions.
• Inaccurate Speed Reading:
  • Check the speed sensor and its magnet for proper alignment and cleanliness.
  • Ensure wheel circumference settings in the display are correct (if adjustable).
• Display Flickering or Intermittent Operation:
  • Inspect cables for damage or loose connections.
  • Ensure the battery voltage is within the compatible range (36V/48V/52V).

If the problem persists, contact your dealer or BAFANG customer support for assistance.

9. Specifications

Below are the technical specifications for the BAFANG SW-M58 Ebike Display:

Image 6: Diagram illustrating the dimensions and key specifications of the BAFANG SW-M58 display.

10. Warranty and Support

For warranty information, please refer to the documentation provided with your purchase or contact the retailer where you purchased the BAFANG SW-M58 Ebike Display. For technical support or further inquiries, please contact BAFANG customer service or your authorized BAFANG dealer.