King-Meter JUST TWO User Manual
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KING-METER
USERS GUIDE
JUST TWO

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Summary of Contents for King-Meter JUST TWO

  • Page 1 KING-METER USERS GUIDE JUST TWO...
  • Page 2: Table Of Contents

    Contents 1. Preface ............................3  2. Appearance, dimensions and material ..................3  3.Function summary ........................3  4. Normal monitor area ........................4  5. Button definition ......................... 4  6. Precautions ..........................6  7. Assembly instruction ........................7  8. Normal Operation ........................8  8.1 ON/OFF ..........................
  • Page 3: Preface

    1. Preface To ensure the best performance of your e-bike, please read through the JUST TWO product introduction carefully before use. This user manual covers: Hardware installation, set up and normal operation. It will also help to clear up any confusion and assist in you to resolve any malfunctions.
  • Page 4: Normal Monitor Area

    ◆ Energy burned ◆ Various Parameters Setting ◆ Headlight Display ◆ Cruise control 4. Normal monitor area JUST TWO monitor area 5. Button definition...
  • Page 5 Both 30 Button and N3 Button can be applied to JUST TWO, both buttons can be installed either at the left side or the right side of the handlebar. 30 Button is as follows: Wire Connection of 30 Button and Just Two In the following introduction ...
  • Page 6: Precautions

      Wire Connection of N3 Button and Just Two In the following introduction    is named as “MODE”,    is named as “UP” and    is  named as “DOWN”.    6. Precautions Do not plug in and plug out display when it is working. Avoid being hit Don’t modify system parameters to avoid parameters disorder.
  • Page 7: Assembly Instruction

    7. Assembly instruction This model integrate stem and display as one unit. So please fix it with bike frame when assembly. Then connect the display and controller by plugs. It is fixed by 4 screws M6*10(Hexagon socket head cap screws) and the handlebar, and the stem is applied to the handlebar with a diameter of 25.4mm.
  • Page 8: Normal Operation

    First to fix the stem and bicycle stand pipe, adjust the position, height, and angle of the handlebar, and then tighten the hollow stem. Then the wire though the hollow stem, connect with the controller. 8. Normal Operation 8.1 ON/OFF Long press MODE, then the display starts to work and supply power to controller, long press MODE to switch off the power.
  • Page 9: Level

    less than 1 uA. When parking e-bike for more than 10 minutes, the display shut down automatically. 8.2 PAS Level Short press “UP”, level up. Short press “Down”, level down. The following figure shows the state diagram in 3 level. GEAR 8.3 Push Cruise Control Long press DOWN for three seconds to get into power assist mode and the bike will travel at...
  • Page 10: Real Time Speed

    Power Assist Interface 8.4 Real Time Speed Real Time Speed After starting up the display, default show is running speed. 8.5 Light On/Off Long press UP for two- three seconds, to turn on/off the light. Turn on the light Turn off the light...
  • Page 11: Distance(Single Trip/Odo

    8.6 Distance(single trip/ODO) Short press MODE, It shows in turn as below: single trip, ODO, trip riding time, energy burned, single trip. single trip(TRIP) Total distance(ODO) 8.7 Health Data Display(riding time/energy burned) riding time energy burned(Fat)...
  • Page 12: Battery Indicator

    8.8 Battery indicator When the battery is full, 5 bars are all on. When battery is short of power, the frame of the sign will flash. It means the battery is under voltage, which need to be recharged immediately. Full Under Voltage 8.9 Temporary parking When you stop the bike, display will show the pause state by the flashing sign.
  • Page 13: Error Code List

    8.10 Error code list When the electric system is working wrongly, display will show error code. Only when the faulty is fixed, it will exit faulty working interface, the Ebike can’t be ridded after failure. Error code window Error code list and definition: Error code definition solution Abnormal current...
  • Page 14: User Setting

    Check whether display and controller is connected Abnormal Communication properly 9. User Setting Long press MODE button to start the display, then hold both UP and DOWN for 2 seconds to enter the setting menu. 9.1 Wheel Diameter Setting Press  UP  and  DOWN  to  select  the  correct  value  to  match  the  wheel  diameter,  to  ensure  the  accuracy of Speed and distance value. Selectable values include: 16 inch, 18 inch, 20 inch, 22 inch, ...
  • Page 15: Exit Setting

    Speed-limit setting Note: According to local laws and regulations, the default limited speed can be customized or can  be set to unadjustable value.  9.3 Exit Setting In the setting state, short press MODE is to confirm the input and enter into next setting. Long press MODE is for saving the setting, then quit the setting state. If there is no any operation in one minute, display will automatically exit the setting state.  ...
  • Page 16: Wiring Diagram

    whether the connector is loose or broken. 2. Check if the communication protocol between the display and the controller is consistent. 3. If permitted, the display and controller can be replaced separately. If the system can return to work, the replaced part may fail. 11.Wiring Diagram The cable end for line 1 that connect the display is female, to connect the male end of line 2, then another end of line 2 is to connect the controller by according to line definition.
  • Page 17: Version

    The company will be responsible for the limited warranty during the warranty period due to the failure caused by the product's own quality problems. The warranty period of the product: 24 months from the delivery time of the display out of the factory.

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