1. Въведение
This manual provides essential information for the proper installation, operation, and maintenance of your NULKOMMA TC488 Electric Bicycle LED Display Meter. This display panel is designed for electric bikes and scooters, offering a clear interface for monitoring your ride. It features a durable, wear-resistant ABS material construction and a waterproof 5P male plug for reliable performance.
The display is compatible with handlebars of various diameters: 22.2mm, 25.4mm, 28.6mm, and 31.8mm.
2. Продуктът свършиview
The NULKOMMA TC488 LED Display Meter consists of the main display unit, control buttons, and a connecting cable with a waterproof plug. It provides essential information such as battery level and pedal assist mode.

Фигура 2.1: Отпред view of the TC488 display meter, showing the screen, power button, mode button, assist level buttons (+/-), and headlight button.

Фигура 2.2: отстрани view of the TC488 display, illustrating the integrated handlebar mounting bracket.

Фигура 2.3: Задна view of the TC488 display, detailing the mounting mechanism and the cable exit point.

Фигура 2.4: Dimensional diagram of the TC488 display and its 6-pin male waterproof connector, indicating compatibility with 22.2mm and 31.8mm handlebars.
Видео 2.1: Овърview of the NULKOMMA Electric Bike LED Display Meter, demonstrating its physical appearance and features.
3. Настройка и инсталация
Follow these steps to properly install your LED display meter:
- Монтиране на дисплея: Fix the LCD display part and the control buttons onto the handlebar of your electric vehicle. Adjust the position to ensure a comfortable and clear viewing angle. The display is designed to fit handlebars with diameters of 22.2mm, 25.4mm, 28.6mm, or 31.8mm.
- Свързване на кабела: Ensure your electric vehicle is powered off. Connect the display's waterproof 5P male connector to the corresponding female connector on your controller. Ensure the connection is secure to prevent disconnections during use.
- Включване: Once the display is securely mounted and connected, turn on the power to your electric vehicle. The display and the vehicle should now enter normal operating state.

Фигура 3.1: The TC488 display and control unit, designed for easy and compact installation.

Фигура 3.2: The TC488 display meter mounted on an electric bike, ready for use.
4. Инструкции за работа
The TC488 display meter provides intuitive controls for your electric bike:
- Включване/изключване: Натиснете Бутон за захранване (red circle with line) to activate or deactivate the digital display.
- Ниво на подпомагане на педала: Използвайте + и - buttons to adjust the pedal assist level. The display will show the current assist level (e.g., LOW, MED, HIGH).
- Избор на режим: Натиснете РЕЖИМ button to cycle through different display modes or settings, if applicable.
- Управление на фаровете: Натиснете Бутон за фарове (light bulb icon) to turn your e-bike's headlight on or off.
- Индикатор за батерията: The display features a graphical battery indicator to show the remaining charge.
5. Поддръжка
To ensure the longevity and optimal performance of your NULKOMMA TC488 LED Display Meter, follow these maintenance guidelines:
- Почистване: Избършете екрана на дисплея и корпуса с мека,amp кърпа. Избягвайте използването на абразивни почистващи препарати или разтворители, които биха могли да повредят пластмасата или екрана.
- Защита на водата: While the plug is waterproof, avoid submerging the entire unit in water. Ensure the waterproof plug is always securely connected to maintain its protective properties.
- Съхранение: When not in use for extended periods, store the electric bike in a dry, cool place away from direct sunlight and extreme temperatures.
- Проверка на връзката: Периодично проверявайте всички кабелни връзки, за да се уверите, че са здраво закрепени и без повреди.
6. Отстраняване на проблеми
If you encounter any issues with your TC488 LED Display Meter, consider the following common solutions:
- Дисплеят не се включва:
- Ensure the electric bike's main power is on.
- Check that the display's cable is securely connected to the controller.
- Verify the bike's battery has sufficient charge.
- Неправилни показания:
- Ensure all connections are firm. Loose connections can lead to intermittent or incorrect data.
- Ако проблемът продължава, свържете се с поддръжката на клиенти.
- Бутоните не реагират:
- Проверете за физически препятствия или отломки около бутоните.
- If the buttons remain unresponsive, there may be an internal fault. Contact customer support.
The design of this display aims for a low failure rate. For issues not resolved by the above steps, please refer to the Warranty and Support section.
7. Спецификации
| Характеристика | Спецификация |
|---|---|
| Марка | NULKOMMA |
| Модел | TC488 |
| Материал | ABS |
| Цвят | черен |
| Тип дисплей | LCD |
| Тегло на артикула | 148 гр |
| Включени компоненти | TC488 LCD Display |
| Тип конектор | Waterproof 5P Male |
| Съвместим диаметър на кормилото | 22.2 мм, 25.4 мм, 28.6 мм, 31.8 мм |
| Международна оценка за защита | IPX6 |
| Тип монтаж | Монтаж на кормилото |
| Вход за човешки интерфейс | Бутони |
8. Гаранция и поддръжка
For warranty information, technical support, or any inquiries regarding your NULKOMMA TC488 Electric Bicycle LED Display Meter, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase for warranty claims.