1. ആമുഖം
This manual provides detailed instructions for the installation, operation, and maintenance of your YL91F-V LCD Display Bicycle Computer. This intelligent display is designed to enhance your riding experience on Lankeleisi electric bicycles by providing essential information at a glance.
2. പ്രധാന പൊരുത്തക്കേട് കുറിപ്പ്
Please read this section carefully before proceeding with installation or use.
The LCD display for electric bicycles is not universal. It is crucial that your original meter is YL91F or YL91F-V. If your current display does not match these models, this product is not compatible with your e-bike. Furthermore, the wire interface of this display must be exactly the same as your existing connection for proper functionality.
If you require a different type of LCD meter for Lankeleisi or Dukawey e-bikes, please contact the manufacturer or seller for assistance.
3. ഉൽപ്പന്നം കഴിഞ്ഞുview
The YL91F-V LCD Display Bicycle Computer consists of the main display unit and a separate control unit, connected by a cable. It provides real-time data such as speed, distance, battery level, and error codes.

ചിത്രം 3.1: മുൻഭാഗം view of the YL91F-V LCD Display Bicycle Computer, showing the screen interface with battery, speed, error, and odometer readings. The display is mounted on a handlebar bracket.

Figure 3.2: The YL91F-V LCD Display unit and its separate control unit, connected by a cable. The control unit features buttons for power, mode, and navigation.

ചിത്രം 3.3: പിൻഭാഗം view of the YL91F-V LCD Display, showing the mounting bracket and cable connection point. The control unit is also visible, highlighting its ergonomic design.
4. സജ്ജീകരണവും ഇൻസ്റ്റാളേഷനും
Before installation, ensure your e-bike is powered off and the battery is disconnected for safety.
- ഡിസ്പ്ലേ മൌണ്ട് ചെയ്യുക: Securely attach the YL91F-V LCD display unit to your e-bike's handlebar using the integrated mounting bracket. Ensure it is positioned for optimal visibility and does not obstruct steering or other controls.
- Mount the Control Unit: Attach the separate control unit to a convenient location on your handlebar, typically near your thumb for easy access to buttons.
- കേബിളുകൾ ബന്ധിപ്പിക്കുക: Carefully connect the display unit's cable to the corresponding port on your e-bike's wiring harness. Ensure the connection is firm and secure. Verify that the wire interface matches exactly as per the compatibility note.
- സുരക്ഷിത വയറിംഗ്: Route and secure all cables to prevent them from snagging or interfering with moving parts. Use cable ties if necessary.
- പവർ ഓൺ: Reconnect your e-bike's battery and power on the system. The display should illuminate and show initial readings.

ചിത്രം 4.1: മുകളിൽ നിന്ന് താഴേക്ക് view illustrating the mounting points on the YL91F-V LCD Display and the control unit, showing how they attach to the handlebar.
5. പ്രവർത്തന നിർദ്ദേശങ്ങൾ
The YL91F-V display provides various functions and data. Familiarize yourself with the control unit buttons:
- പവർ ബട്ടൺ: Press and hold to turn the display on/off.
- മോഡ് ബട്ടൺ: Short press to cycle through different display modes (e.g., ODO, TRIP, MAX, AVG).
- Up (+) Button: Increase assistance level or navigate menu options.
- Down (-) Button: Decrease assistance level or navigate menu options.
- ലൈറ്റ് ബട്ടൺ: Turn the e-bike's lights on/off (if connected and supported).
വിവരങ്ങൾ പ്രദർശിപ്പിക്കുക:
- ബാറ്ററി നില: ശേഷിക്കുന്ന ബാറ്ററി ചാർജ് സൂചിപ്പിക്കുന്നു.
- നിലവിലെ വേഗത: Shows your real-time riding speed (KM/H or MPH).
- സഹായ നില (PAS): Displays the current pedal assistance level.
- ഓഡോമീറ്റർ (ODO): Total distance traveled by the e-bike.
- Trip Distance (TRIP): Distance traveled during the current ride.
- Max Speed (MAX): Highest speed reached during the current ride.
- Average Speed (AVG): Average speed during the current ride.
- പിശക് കോഡുകൾ: Displays specific codes if a system error occurs. Refer to the troubleshooting section for common codes.
6. പരിപാലനം
Proper maintenance ensures the longevity and optimal performance of your YL91F-V display.
- വൃത്തിയാക്കൽ: ഡിസ്പ്ലേ സ്ക്രീനും ബോഡിയും ഒരു സോഫ്റ്റ്, ഡി ക്ലീനർ ഉപയോഗിച്ച് തുടയ്ക്കുക.amp തുണി. ഉരച്ചിലുകളുള്ള ക്ലീനറുകളോ ലായകങ്ങളോ ഉപയോഗിക്കരുത്.
- വാട്ടർ എക്സ്പോഷർ: While the display is designed to be splash-resistant, avoid submerging it in water or exposing it to heavy rain for prolonged periods.
- കേബിൾ പരിശോധന: Periodically check all cables and connections for signs of wear, damage, or looseness. Ensure connections remain secure.
- സംഭരണം: When not in use for extended periods, store the e-bike and display in a dry, temperate environment.
7. പ്രശ്നപരിഹാരം
This section addresses common issues you might encounter with your YL91F-V display.
| പ്രശ്നം | സാധ്യമായ കാരണം | പരിഹാരം |
|---|---|---|
| Display does not power on. |
|
|
| No speed reading. |
|
|
| പിശക് കോഡ് പ്രദർശിപ്പിച്ചിരിക്കുന്നു. |
| Error codes indicate specific issues. Consult your e-bike's main manual for a list of error codes and their meanings. If the code is not listed or you cannot resolve it, contact customer support. |
8 സ്പെസിഫിക്കേഷനുകൾ
| മോഡൽ നമ്പർ | YL91F-V (For dual motor bike) |
| ഡിസ്പ്ലേ തരം | എൽസിഡി |
| സ്ക്രീൻ വലിപ്പം | 4.5 inch (105x55mm) |
| നിറം | കറുപ്പ് |
| മെറ്റീരിയൽ | പ്ലാസ്റ്റിക് |
| ഉൾപ്പെടുത്തിയ ഘടകങ്ങൾ | LCD ഡിസ്പ്ലേ യൂണിറ്റ് |
| സെൻസർ തരം | Speed Sensor (integrated/compatible) |
| നിർമ്മാതാവ് | യോലിൻ |
9. വാറൻ്റിയും പിന്തുണയും
For warranty information and technical support, please refer to the documentation provided with your e-bike or contact the seller/manufacturer directly. Ensure you have your purchase details and the product's model number (YL91F-V) ready when seeking support.
If you need to return the product, please ensure it is packaged in a strong box to prevent damage during transit.





