The SW102 Display User Manual describes a display unit for converted electric bikes, providing essential information on its functions, technical specifications, usage, and maintenance. This display is designed to integrate with an e-bike system, offering riders real-time data and control over various aspects of their ride.

Function Description

The SW102 display serves as the central interface for controlling and monitoring a converted e-bike. Its primary functions include:

Displaying Real-time Information: It shows current speed (running speed), average speed, maximum speed, trip distance (odometer), and pedal assist level.
Pedal Assist Level Control: Riders can adjust the motor's power output through five assist levels (0-5), where level 0 deactivates assistance and level 5 provides maximum power.
Lights Control: The display allows users to turn the e-bike's lights on and off.
Walk Along Mode: A dedicated feature enables the bike to move at a walking speed, useful for pushing the bike.
Battery Level Indication: It provides a visual representation of the battery's charge status through five bars, indicating different percentage ranges.
System Settings Adjustment: Users can access a settings menu to configure various parameters such as units (KM/H or MPH), wheel size, password, auto-off time, assist speed-limit, and view battery information and system info.
Data Reset: The display allows for clearing trip meter, maximum speed, and average speed data.
Error Code Display: In case of system malfunctions, the display shows error codes to help diagnose and troubleshoot problems.

Important Technical Specifications

The SW102 display boasts several key technical specifications that ensure its performance and durability:

Power Supply: DC 24V/36V/48V, making it compatible with a range of e-bike battery systems.
Rated Current: 12mA, indicating low power consumption.
Screen Specification: 1.3" OLED, 64x128 pixels, providing a clear and bright display for easy readability.
Operating Temperature: -20°C to 60°C, allowing it to function in a wide range of environmental conditions.
Storage Temperature: -30°C to 80°C, ensuring its resilience during non-operational periods.
Waterproof Level: IP65, signifying that the display is protected against dust ingress and low-pressure water jets from any direction. This level of protection is crucial for outdoor cycling, though it is recommended to use additional protection (e.g., a plastic bag) in extreme weather conditions or when exposed to elements for extended periods.
Dimensions: The display unit measures 63mm in height, 23mm in width, and 9mm in depth (excluding the clamp), with a clamp diameter of Ø22.2mm, designed for standard handlebar mounting.

Usage Features

The SW102 display is designed for intuitive and user-friendly operation:

Turning the System On and Off: The system is turned on by holding the Display Power button for 2 seconds when the battery is in the 'On' position. It can be turned off by holding the Power button for 2 seconds, or by turning off the battery.
Viewing Main User Information: Short presses of the 'M' button cycle through different information displays, including trip distance, riding time, average/max speed, and odometer.
Setting Pedal Assist Level: Pressing '+' (UP) or '-' (DOWN) buttons adjusts the motor's power output from level 0 to 5.
Lights Activation: Holding the '+' button for 2 seconds turns the lights on and off.
Walk Along Function: Holding the '-' button down activates the walk-along mode, moving the bike at a walking speed.
Battery Level Indicator: Five bars visually represent the battery charge: 5 bars (≥75%), 4 bars (74-55%), 3 bars (54-35%), 2 bars (34-15%), 1 bar (14-5%), and 0 bars/flashing border (≤5%).
Accessing Settings Menu: To enter the settings menu, turn on the system, wait 10 seconds, and then press and hold the 'Mode' button.
Navigating Settings: Short presses of the 'M' key navigate sub-menus, while 'up/down' buttons adjust values. 'Exit' saves settings and returns to the main menu.
Units Setting: Toggle between KM/H and MPH using the 'M' button in the 'Unit' setting.
Wheel Size Setting: Selectable values include 14, 16, 18, 20, 22, 24, 26, 27.5, 700C, 28, 29.
Password Setting: A 4-digit password can be set to start the e-bike system. The default is '0000'.
Auto Off Setting: Adjusts the system time-out for inactivity, with options for 1, 2, 3, 5, 8, 10 minutes. Default is 5 minutes.
Assist Speed-Limit Setting: The speed limit can be set, with a default of 25km/h and a maximum of 99km/h.
Battery Information: Displays a summary of the battery's percentage and current voltage.
Info Display: Shows display information, serial number, firmware, and hardware versions.
Factory Reset: This function restores all custom settings to their default values.

Maintenance Features

The manual outlines several maintenance and troubleshooting features to ensure the longevity and proper functioning of the SW102 display and the e-bike system:

Troubleshooting Steps:
- Battery Check: Ensure the battery is charged and the battery level indicator button is pressed.
- Cable Connections: Verify that all cables on the bike are securely plugged in and none have been pulled out.
- Brake Levers: Check if the brake levers are in the 'out' position.
- Brake Lever Plug: Disconnect the brake lever plug to remove a potential issue.
- Dealer Contact: If issues persist, contact a Converted System dealer for assistance.
Error Codes: The display shows specific error codes to help identify problems:
- Error 04 (Throttle not returning): Check for obstruction or damage to the throttle movement. Replace throttle if necessary.
- Error 05 (Throttle sensor problem): Replace throttle.
- Error 06 (Low voltage protection): Indicates a flat or incorrect battery. Change battery or check battery connections for corrosion.
- Error 07 (Over voltage protection): Indicates an incorrect battery. Use the correct battery.
- Error 08 (Motor sensor problem): Contact service center.
- Error 09 (Motor wire problem): Contact service center.
- Error 11 (Temperature sensor problem): Contact service center.
- Error 12 (Current sensor error): Contact service center.
- Error 14 (Motor Temperature error): Contact service center.
- Error 21 (Speed sensor problem): Check if the speed sensor is close to the magnet on the wheel. If no flash, replace the sensor.
- Error 30 (Communication problem): Check all plugs and cables for damage. Contact service center.

These features collectively provide a comprehensive guide for users to operate, monitor, and maintain their converted e-bikes equipped with the SW102 display, ensuring a reliable and enjoyable riding experience.

converted SW102 - Table of Contents

Table of Contents