1. Įvadas
The KT-LED900 Display Speedometer is an essential on-board computer designed for KT E-Bikes, providing crucial information and control over your electric bicycle's functions. This manual will guide you through the installation, operation, and maintenance of your new display to ensure optimal performance and a safe riding experience.
2. Saugos informacija
- Always ensure the display and all connections are securely fastened before riding.
- Do not attempt to open or modify the display unit, as this may void the warranty and cause damage.
- Keep the display clean and dry. Avoid exposure to extreme weather conditions beyond its operating temperature range.
- If you notice any unusual behavior or damage, discontinue use and consult a qualified technician.
3. Produktas baigtasview
The KT-LED900 display provides a clear interface for monitoring and controlling your e-bike's key functions.

Priekyje view of the KT-LED900 display, showing the power button, up/down arrows, battery level indicator (L-H), speed display (900), 6KM/H indicator, light indicator, and 5 numbered bars for assistance levels.

This diagram labels the key components of the display: (1) Power Button, (2) Up Button, (3) Down Button, (4) 6KM/H Indicator, (5) Battery Level Indicator (L-H), (6) Assistance Level Indicators (1-5), (7) Light Indicator.
Komponentai:
- Maitinimo mygtukas (1): Turns the display and e-bike system on/off.
- Mygtukas aukštyn (2): Increases assistance level or navigates menu options.
- Žemyn nukreipimo mygtukas (3): Decreases assistance level or navigates menu options.
- 6KM/H Indicator (4): Activates and indicates traction assistance mode.
- Battery Level Indicator (5): Shows current battery charge with 4 bars (L-H).
- Assistance Level Indicators (6): Displays the selected pedal assistance level (1-5).
- Light Indicator (7): Shows when the e-bike lights are active.
4. Montavimas
The KT-LED900 display is designed for easy installation on handlebars with a 22.2mm diameter. It connects to your e-bike controller via a waterproof 5-pin connector.
Diegimo žingsniai:
- Paruoškite vairą: Ensure the handlebar area where the display will be mounted is clean and free of obstructions. The display is compatible with 22.2mm diameter handlebars.
- Ekrano montavimas: Position the display on the handlebar. Use the provided clamp and screws to secure it firmly. Do not overtighten.

This image demonstrates the process of mounting the display onto a handlebar, including securing it with screws and clamppastatydami jį į vietą.
- Prisijungimas prie valdiklio: Locate the corresponding 5-pin connector on your e-bike controller. Align the pins and securely connect the display's waterproof connector. Ensure a snug fit to prevent water ingress.

This image highlights the waterproof connector, ensuring a secure and weather-resistant connection to the e-bike controller.
The display cable measures approximately 200mm (7.87 inches).

This image displays the KT-LED900 unit connected to its waterproof cable, which measures 200mm (7.87 inches) in length.
5. Operacija
The KT-LED900 display provides intuitive control over your e-bike's power assistance and lighting.
Pagrindinės funkcijos:
- Maitinimo įjungimas/išjungimas: Press and hold the Power Button (1) to turn the display and e-bike system on or off.
- Adjust Assistance Levels: Use the Up Button (2) to increase the pedal assistance level and the Down Button (3) to decrease it. There are 5 adjustable support levels, indicated by the numbered bars (6).
- Valdymo lemputės: The lights can be controlled via the display. Refer to your e-bike's controller manual for specific light activation instructions, which will be indicated by the Light Indicator (7).
- Traction Assistance (6 km/h): This feature provides assistance up to 6 km/h, useful for walking the bike. Activate it by pressing and holding the Down Button (3) or a dedicated button if available on your controller. The 6KM/H Indicator (4) will illuminate.
- Baterijos lygis: The battery level is displayed via 4 bars (5), ranging from L (low) to H (high).
- Automatinis išjungimas: The display will automatically turn off after 5 minutes of inactivity to conserve battery power.
6. Priežiūra
To ensure the longevity and proper functioning of your KT-LED900 display, follow these simple maintenance guidelines:
- Valymas: Nuvalykite ekraną ir casing su minkštu, damp audinys. Nenaudokite abrazyvinių valiklių ar tirpiklių.
- Ryšio patikrinimas: Periodically inspect the waterproof connector for any signs of wear, corrosion, or loose connections. Ensure it remains securely plugged into the controller.
- Saugykla: Kai ilgesnį laiką nenaudojate elektrinio dviračio ir demonstracinės konstrukcijos, laikykite jį sausoje, vidutinės temperatūros aplinkoje.
7. Problemų sprendimas
If you encounter issues with your KT-LED900 display, try the following steps:
| Problema | Galima priežastis | Sprendimas |
|---|---|---|
| Ekranas neįsijungia | Loose connection, low battery, faulty power button | Check all cable connections. Ensure e-bike battery is charged. Press and hold power button firmly. |
| Assistance levels not changing | Buttons not responding, controller issue | Ensure buttons are not stuck. Check connection to controller. Restart the system. |
| Netikslus greičio rodmuo | Sensor issue, incorrect settings | Check speed sensor and magnet alignment on your wheel. Consult e-bike controller manual for calibration. |
If the problem persists, contact your e-bike dealer or a qualified service technician.
8. Specifikacijos
| Funkcija | Specifikacija |
|---|---|
| Produkto modelis | LED900 |
| Produkto pavadinimas | KT instrument |
| Core Wire Specifications | 5 kaiščiai |
| Darbinė temperatūra | -20-60°C |
| ttage Suderinamumas | 24V/36V/48V |
| Jungties tipas | Vandeniui atspari jungtis |
| Matmenys (I x A x P) | 70 mm x 45 mm x 53 mm |
| Vairo skersmuo | 22.2 mm |
| Kabelio ilgis | 200 mm (7.87 colio) |
| Svoris | 66.4g |

This diagram illustrates the physical dimensions of the KT-LED900 display (70mm x 45mm x 53mm) and its compatibility with 22.2mm diameter handlebars.

This image highlights key specifications: weight (66.4g), 5-pin connector, and voltage suderinamumas (24-48V).
9. Vartotojo patarimai
- For optimal visibility, ensure the display is angled correctly to minimize glare from sunlight.
- Familiarize yourself with the assistance levels before riding in varied terrain to ensure smooth power delivery.
- Regularly check the battery level indicator, especially before long rides, to avoid unexpected power loss.
10. Garantija ir palaikymas
This product is covered by the standard manufacturer's warranty. Please retain your proof of purchase for any warranty claims. For technical support, troubleshooting assistance, or warranty inquiries, please contact the seller or your e-bike retailer.





