1. Introduction
The Brose Unit Control Allround Display is designed to provide a comprehensive and intuitive interface for your electric bicycle. This compact unit integrates seamlessly with Brose drive systems, offering essential riding data and control functions through a clear color display and ergonomic buttons.
Key features include a 1.5-inch TFT color display for excellent readability, a robust ABS housing with IPX7 protection against dust and splashes, and flexible mounting options. It provides access to 14 individually adjustable functions, ensuring a tailored riding experience.
2. Setup
2.1 Unpacking and Inspection
- Carefully remove the Brose Unit Control Allround Display from its packaging.
- Inspect the unit for any signs of damage during transit. If damage is found, contact your retailer immediately.
- Ensure all components are present: the display unit with integrated cable.
2.2 Mounting the Display
The compact design of the display allows for flexible mounting on either the right or left side of the handlebar. Choose a position that offers optimal visibility and comfortable thumb access to the control buttons without requiring you to remove your hand from the handlebar.
- Position the display on the handlebar.
- Secure the display using the provided mounting hardware. Ensure it is firmly attached to prevent movement during riding.
- Adjust the angle for best viewing comfort.
2.3 Connecting to the E-Bike System
The display unit features an integrated cable designed for direct connection to your Brose e-bike drive system. This connection facilitates communication between the display and the motor, battery, and other system components.
- Locate the corresponding port on your e-bike's wiring harness.
- Carefully align the connector from the display cable with the port and push firmly until it clicks into place.
- Ensure the connection is secure and protected from environmental elements.

Image 1: Brose Unit Control Allround Display showing the screen, control buttons, and the connection cable with its plug. The display shows '185 km/h' and 'SPORT' mode, along with battery and light indicators.
3. Operating
3.1 Powering On/Off
- To power on the display and your e-bike system, press and hold the On/Off button.
- To power off, press and hold the On/Off button again until the display shuts down.
3.2 Control Buttons
The display features six ergonomic buttons designed for easy thumb operation, allowing you to control functions without removing your hand from the handlebar.
- On/Off Button: Powers the system on and off.
- Level (+/-) Buttons: Adjust the motor assistance level.
- Assist Button: Activates the Walk Assist function.
- Menu Button: Accesses display settings and additional functions.
- Light On/Off Button: Controls the e-bike's front and rear lights.
3.3 Display Functions
The Brose Allround Display offers 14 individually adjustable functions, including:
- Speed Display: Current riding speed.
- Battery Level: Remaining battery charge.
- Support Level: Current motor assistance mode (OFF, ECO, Tour, Sport, Boost/Boost FX).
- Range: Estimated remaining distance based on current battery and assistance level.
- Odometer: Total distance traveled.
- Trip Information: Current trip distance, average speed, etc.
- Time: Current time.
- Light Indicator: Status of the e-bike lights.
- Walk Assist: Provides assistance when pushing the bike.
- Brightness Adjustment: Automatic or manual adjustment of screen brightness.
3.4 Adjusting Brightness
The display's backlight can be adjusted manually or set to an automatic mode. In automatic mode, the display regulates its brightness based on ambient light conditions, ensuring optimal readability in various lighting environments, including darkness or direct sunlight.
- Access the brightness settings via the Menu button.
- Select either manual adjustment or automatic mode.
4. Maintenance
4.1 Cleaning the Display
- Use a soft, damp cloth to gently wipe the display screen and housing.
- Avoid using abrasive cleaners, solvents, or harsh chemicals, as these can damage the screen or housing.
- Ensure the display is dry before operating.
4.2 Environmental Protection
The Brose Allround Display features an IPX7 protection rating, making it resistant to dust and splashes. Its shock-resistant ABS housing provides durability for daily use in various weather conditions.
- While designed for outdoor use, avoid prolonged submersion in water.
- Protect the display from extreme temperatures and direct impacts.
4.3 Software Updates
The display may support software updates via Bluetooth 5.0 connectivity (optional). Consult your certified Brose dealer for information on available updates and the update process to ensure optimal performance and access to new features.
5. Troubleshooting
If you encounter any issues with your Brose Unit Control Allround Display, please refer to the following general troubleshooting steps:
- Display Not Turning On: Ensure the battery of your e-bike is charged and properly connected. Check the display's cable connection for security.
- Incorrect Readings: Verify that all sensors (e.g., speed sensor) are correctly installed and free from obstruction.
- Buttons Unresponsive: Ensure the buttons are clean and free of debris. Try restarting the system.
- Connectivity Issues (Bluetooth): Ensure Bluetooth is enabled on your connected device and the display. Refer to the specific instructions for pairing.
For complex issues or repairs, it is recommended to contact a certified Brose dealer. The display has a direct connection to the Brose digital service tool for quick maintenance and repair by authorized personnel.
6. Specifications
| Feature | Specification |
|---|---|
| Model Number | E41230 |
| Display Type | 1.5-inch TFT Color Display |
| Resolution | 240 x 240 pixels |
| Dimensions (L x W x H) | 44 x 37 x 50 mm |
| Weight (with cable) | Approx. 50 g |
| Housing Material | Shock-resistant ABS |
| Protection Class | IPX7 (Dust and splash-proof) |
| Connectivity | Bluetooth 5.0 (optional ANT+) |
| Control Buttons | 6 ergonomic buttons (On/Off, Level +/-, Assist, Menu, Light On/Off) |
| Support Levels | OFF, ECO, Tour, Sport, Boost/Boost FX |
| Color | Black |
| Certifications | CE, ROHS |
7. Warranty and Support
7.1 Warranty Information
Specific warranty terms and conditions for the Brose Unit Control Allround Display are provided by your retailer or the manufacturer. Please retain your proof of purchase for warranty claims. For detailed information, refer to the warranty documentation included with your product or contact your point of purchase.
7.2 Customer Support
For technical assistance, service, or repair, please contact your authorized Brose dealer. Certified dealers have access to the Brose digital service tool for efficient diagnostics and maintenance. Do not attempt to open or repair the device yourself, as this may void the warranty and cause further damage.

