Yolin YL81F User Manual
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Yolin YL81F User Manual

Yolin YL81F User Manual

Electric bike display
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Electric Bike Display
User's Manual
YL81F
Tianjin Yolin Technology Co. Ltd.

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Summary of Contents for Yolin YL81F

  • Page 1 Electric Bike Display User’s Manual YL81F Tianjin Yolin Technology Co. Ltd.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 1. Product Name and Model Number ............................... 1 2. Specification ....................................1 3. Appearance and Size ..................................1 4. Function Overview and Functional Areas ............................ 3 4.1 Functional overview ................................. 3 4.2 Functional areas ..................................3 4.3 Button definitions ..................................3 5.

  • Page 3: Product Name And Model Number

    1. Product Name and Model Number Smart LCD display for electric bicycle; Model: YL81F. 2. Specification ● 24V/36V/48V power supply ● Display rated current 15mA ● Display maximum current 30mA ● Shutdown leakage current <1uA ● Supplied current to the controller 50mA ●...
  • Page 4 Figure 3-2 Physical picture of the K5 control button Figure 3-3 Physical picture of the K6 control button Figure 3-4 90T-V Front View Dimension Figure 3-5 90T-V Side View Dimension...

  • Page 5: Function Overview And Functional Areas

    Odometer Max speed Average speed Value and unit Figure 4-1 YL90T-V functional area distribution interface 4.3 Button definitions The YL81F display is equipped with five buttons on the corresponding operating unit: power on/off , plus minus , light and toggle...

  • Page 6: Routine Operation

    5. Routine Operation 5.1 Power on/off Long press to power on/off the display. When the display is off, it will not use the battery power and the leakage current is less than 1uA. The display will automatically shut off if it is not used for more than 10 minutes. 5.2 Display interface switching When the display is powered on, it will show the Current Speed (km/h) and Trip Odometer (km) by default.

  • Page 7: Walk Boost Mode

    5.3 Walk boost mode Long Press and hold , the electric bicycle enters the walk boost mode. The electric bicycle will walk at a fixed speed of 6 km/h and the display shows . Release to stop the power output immediately and restore to the state before walk boost.

  • Page 8: Pas Level Selection

    5.5 PAS level selection Press to switch PAS level of electric bicycle, thus changing the motor output power. Figure 5-4 PAS level display interface 5.6 Battery level display The Battery level is shown as 5 bars. When the battery is full charged, all of the 5 bars lighten up. When the battery is fully depleted, the bar will begin to flash, warning the user to charge the battery as soon as possible.

  • Page 9: Error Code Display

    5.7 Error code display If there is a fault occurs in the electronic system of the electric bicycle, the display will automatically show an error code, see Schedule 1 for a detailed definition of the error code. When the error code appears on the display, please troubleshoot the problem in time, the electric bicycle will not be able to drive normally after the problem occurs.

  • Page 10: Metric And Imperial Setting

    6.1 Metric and Imperial setting 01P is the metric and imperial setting, 00 for metric and 01 for imperial. Press to enter the parameter changing state. Press the to select the parameter and press to save the parameter setting and return to the personalized parameter setting interface. Figure 6-1 Metric and Imperial Units Setting Interface 6.2 Rated voltage setting 02P is the rated voltage setting.

  • Page 11: Pas Level Setting

    6.3 PAS level setting 03P is the Pedal assist level setting. The available PAS level settings are: 0~3, 1~3, 0~5, 1~5, 1~7, 0~7, 0~9, 1~9. Press to enter the parameter changing state. Press the to select the parameter and press to save the parameter setting and return to the personalized parameter setting interface.

  • Page 12: Wheel Diameter Setting

    6.4 Wheel diameter setting 04P is the wheel diameter setting. The adjustable wheel diameter range is: 8~50inch. Press to enter the parameter changing state. Press the to select the parameter and press to save the parameter setting and return to the personalized parameter setting interface. Figure 6-5 Wheel diameter setting interface 6.5 Number of speed sensor magnets setting 05P is the speed sensor magnet number setting.

  • Page 13: Speed Limit Setting

    6.6 Speed Limit Setting 06P is the speed limit setting. The adjustable speed limit range is: 1~60km/h or 1~41km/h. (The maximum adjustable speed limit varies by different protocols). Press to enter the parameter changing state. Press the to select the parameter and press to save the parameter setting and return to the personalized parameter setting interface.

  • Page 14: Pas Sensor Setting

    6.8 PAS sensor setting 08P is the PAS sensor setting. 6.8.1 PAS sensor direction setting run is the PAS sensor direction setting. run-F is front direction and run-b is opposite direction. Press to enter the parameter changing state. Press the to select the parameter and press to save the parameter setting and enter into 6.8.2 PAS sensor sensitivity setting interface.

  • Page 15: Throttle Setting

    6.8.3 Number of pedal assist sensor magnets setting PAS is the pedal assist sensor magnets setting. The adjustable range is: 5-31. Press the to select the parameter and press to save the parameter setting and to return to the personalized parameter setting interface. Figure 6-11 Pedal assist sensor magnets setting 6.9 Throttle setting 09P is the throttle setting.

  • Page 16: Power-On Password Setting

    6.9.2 Throttle level setting HF is the throttle Level setting. HF-Y is to enable the throttle level. When using the throttle, the max speed depends on the throttle level. (0~3, 1~3, 0~5, 1~5, 1~7, 0~7, 0~9, 1~9) HF-N is to disable the throttle level. The speed is independent with the throttle level and can reach the rated max speed.

  • Page 17: Auto Sleep Time Setting

    In the password setting mode, the adjustable digit will flash. Press the to select the parameter and press to save the numbers and go to the next digit setting. Long press to save the parameter setting and return to the personalized parameter setting interface after finish setting the four digits in turn.

  • Page 18: Shortcut Operation

    7. Shortcut Operation 7.1 Restore factory settings operation dEF is the restore factory default parameter settings. dEF-Y is to restore default settings, and dEF-N is not to restore. Enter into the main setting interface and keep the speed at 0, press and hold simultaneously for 2s to enter the restore factory default setting interface.

  • Page 19: Quality Assurance And Warranty

    8. Quality Assurance and Warranty 8.1 Warranty info ● Yolin will offer a limited warranty for any failure caused by the product defects under normal use during the warranty period. ● The product is warranted for 12 months from the date out of factory.

  • Page 20: Schedule 1: Error Code Definition

    Schedule 1: Error Code Definition YL-01, YL-02 Error codes Error code Definition Error code Definition E001 Controller failure E004 Throttle failure E002 Communication failure E005 Brake failure breakdown E003 Hall failure E006 Motor phase failure YL-05, KDS, YL-J Error codes Error code Definition Error code...

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