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Summary of Contents for King-Meter J-LCD
- Page 1 KING-METER USERS GUIDE J –LCD...
- Page 2 1-35 English P 36-...
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Page 3: Table Of Contents
Contents About the User Manual ..............1 Appearance and Size ................. 2 Material and Color ..............2 Function Summary and Button Definition ........4 Function Overview ..............4 Normal Display Area ..............5 Button Definition ............... 5 Precautions ..................6 Installation Instruction .............. - Page 4 Time setting: ................12 Backlight Brightness ............13 Display Unit ..............13 Single Trip Clearance ............14 Exit Setting............... 14 Password Setting ..............15 Password Use ..............15 Modified Password............16 Operation Parameter Setting ..........16 Wheel Size Setting ............17 Speed Limit Setting ............
- Page 5 Battery Delay Time Setting..........26 Max Speed Limit Setting ..........26 Push Cruise Control Enable Setting......... 27 Push Speed Setting ............27 Slowly Start up Setting ............ 28 Exit Setting ................28 Restore Default Setting ..............29 FAQ Answers ..................30 Quality Warranty And Coverage .............
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Page 6: About The User Manual
About the User Manual Dear users, To ensure better performance of your e-bike, please read through the J- LCD product introduction carefully before using it. We will use the brief words to inform you of all the details (including hardware installation, setting and normal use of the display) when using our display. -
Page 7: Appearance And Size
Appearance and Size Material and Color J- LCD housing material: the shell is made of white and black PC material. Working temperature scope: -20℃ +60℃, the case material can ensure normal use and good mechanical performance of the products. Display Size and Installation Size（Unit：mm）... - Page 8 J-LCD is equipped with special 30-button unit, the 30-button can be install on the left side or the right side of the handlebar, 30 button shape show as follows： The 30 button is connected to the bottom lead of the J-LCD display.
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Page 9: Function Summary And Button Definition
Function Summary and Button Definition Function Overview The J-LCD offers you a variety of features and displays to meet the cyclists requirements. The contents displayed are: ◆Battery capacity ◆Real time display ◆ Speed (Including current speed, maximum speed and average speed) ◆Distance (Including single trip and ODO) -
Page 10: Normal Display Area
Normal Display Area J-LCD normal display area Button Definition In the subsequent description, the button is replaced with 【MODE】. The button is replaced with【UP】, and the button is replaced with【DOWN】. -
Page 11: Precautions
Precautions Pay attention to safety during use, do not connect or disconnect the display while it is powered on. The display should avoid bumps. The display uses a film as waterproof film; please do not tear it, so as not to affect the waterproof performance of the display. -
Page 12: Standard Operation
Standard Operation Power ON / OFF Hold 【MODE】 button, the display starts to work and provides the controller with working power. In the power on state, hold 【MODE】 button to turn off the power of the electric bike. In the power off state, the display no longer uses the battery's power supply, and the display's leakage current is less than 1uA. -
Page 13: Distance (Including Single Trip And Odo)
Distance (Including single trip and ODO) Press【MODE】 to switch between TRIP and ODO. This feature makes it easy for users to view the current single trip and ODO. Speed (current speed/average speed/max speed) After the e-bike is turned on, the display shows the current speed by default. -
Page 14: Push Cruise Control
Push Cruise Control Hold【DOWN】for 2 seconds, the e-bike enters the mode of power assist walk. The e-bike travels at a constant speed of 6 Km/h, WALK symbol flashes on the screen. The power-saving function can only be used when the user pushes the e-bike. -
Page 15: Pas Level Selection
PAS Level Selection Press the 【UP】 or 【DOWN】 button to switch the PAS level of the e-bike and change the output power of the motor. The default output power range of the display is PAS 1-5, and the default level is level 1. -
Page 16: Error Code
Error Code When the e-bike electronic control system fails, the display will report the error code automatically. See Table 1 for the definition of the detailed error code. The fault display interface can only be exited when the fault is eliminated. -
Page 17: User Setting
User Setting Preparation before Power On Make sure the connectors are docked firmly and turn on the e-bike power. General Setting Hold 【MODE】 button to start up. In the power-on state, hold 【UP】 and 【DOWN】buttons simultaneously for 2 seconds, the display enters the setting state. -
Page 18: Backlight Brightness
Backlight Brightness Parameters 1, 2, and 3 can be set to indicate the brightness of the backlight. The factory default value is 1. The backlight brightness parameter can be changed by 【UP】/【DOWN】. 1 is the darkest and 3 is the brightest. Display Unit The parameter Metric/Mile can be set. -
Page 19: Single Trip Clearance
Single Trip Clearance TC stands for single trip clearance, and the setting parameter is optional N/Y. The default N means that the single trip distance is not cleared. Y/N can be selected by 【UP】 / 【DOWN】, Y means that the single trip distance needs to be cleared, and N means that the single trip distance does not need to be cleared. -
Page 20: Password Setting
Password Setting Hold 【UP】 and 【DOWN】 buttons simultaneously for 2 seconds to enter the normal setting state; then hold 【UP】 and 【MODE】 buttons simultaneously for 2 seconds to enter the power-on password setting state. The displa prompts PSD indicating that ou need to enter the power-on password. -
Page 21: Modified Password
Modified Password PSD indicates the password. Press 【 MODE 】 to shift and increase/decrease the value by 【UP】/【DOWN】. After the modification is completed, hold【MODE】 button to save the confirmation and exit the setting state. Operation Parameter Setting Hold【UP】 and【DOWN】 buttons simultaneously for 2 seconds to enter the normal setting state;... -
Page 22: Wheel Size Setting
the password is correct, enter the power-on password setting interface, otherwise it will stay in the password input state. Hold 【MODE】to exit. The permission password is: 0512. Wheel Size Setting LD stands for wheel diameter setting. Available values are: 16inch, 18 inch, 20 inch, 22 inch, 24 inch, 26 inch, 700C, 28 inch, 29 inch. -
Page 23: Personalization
speed is 25Km/h. Change this value to set the maximum riding speed of the e-bike. When the electric motor exceeds the set value, the controller will stop supplying power to the motor to protect the rider's safety. The maximum speed setting can be selected from 12Km/h to 40Km/h. - Page 24 to enter the normal setting state; then hold【UP】 and【DOWN】 buttons simultaneously again for 2 seconds to enter the personalized parameter setting state. The displa prompts PSD indicating that ou need to enter the permission password. Press 【 MODE 】 button to shift, and increase/decrease the input value by 【UP】/【DOWN】.
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Page 25: Battery Indicator Setting
By 【UP】/【DOWN】 to select the content to be set, and press 【MODE】 to enter the corresponding setting interface. Battery Indicator Setting VOL indicates the battery indicator setting. It is required to input the voltage values of 1 to 5 one by one. Take the first battery value as an e ample on the displa indicates the first voltage and is the first batter... -
Page 26: Pas Parameter Setting
PAS Parameter Setting PAS Level Selection SCA indicates the PAS parameter setting. Eight modes are provided for selection: 0-3, 1-3, 0-5, 1-5, 0-7, 1-7, 0-9, 1-9. Switch between 【UP】/【DOWN】, press 【MODE】 to confirm, and enter the corresponding PAS ratio value setting interface. PAS Proportion Setting By setting the PAS proportion, you can adjust the speed of each level to meet the needs of different riders. -
Page 27: Current Limit Setting
Current Limit Setting CUR indicates the current limit setting. The current limit can be set from 7.0-18.0A. Change the maximum current value of the controller by UP/DOWN. Hold【MODE】 to confirm and return to the personalization parameter setting interface. The factory default value of the display is 15A. -
Page 28: Pas Sensor Sensitivity Setting
PAS Sensor Sensitivity Setting The display shows SCN, indicating the sensitivity of the PAS sensor. The setting range is 2-9. 2 indicate the highest sensitivity and 9 indicate the lowest sensitivity. Increase/decrease setting values by 【UP】/【DOWN】. Press 【MODE】to confirm and enter the PAS sensor proportion parameter setting interface. -
Page 29: Speed Sensor Setting
Speed Sensor Setting SPS indicates the speed sensor setting. It can be set according to the number of magnet heads mounted on the wheel of the e-bike, and the setting range is 1-9. Modify it by pressing 【UP】 / 【 DOWN】 . Hold【MODE】... -
Page 30: Throttle Level Enable Setting
return to the displa s personali ation parameter setting interface. The factory default value of the display is N. Throttle Level Enable Setting HF indicates the throttle level setting. HF: N means that the throttle doesn t split levels according to the PAS ratio If the throttle level splitting is enabled, the maximum output of the motor can only reach the speed of the corresponding PAS level shown on the display when turning the throttle;... -
Page 31: System Setting
System Setting Battery Delay Time Setting DY represents the battery delay time. The battery delay time 3/6/12s can be selected by 【UP】/【DOWN】. Press【MODE】 to confirm and enter the maximum speed limit setting interface. The default value is 3s. Max Speed Limit Setting SP indicates the maximum speed limit. -
Page 32: Push Cruise Control Enable Setting
Push Cruise Control Enable Setting PUS indicates the push cruise control enable setting. Y/N can be switched by【UP】/【DOWN】. Y means enable, that is, hold 【DOWN】, the push cruise control function can be realized; N means no enable, that is, no push cruise control function. Press 【MODE】... -
Page 33: Slowly Start Up Setting
Slowly Start up Setting SSP indicates the slowly start up setting. The adjustable range is 1-4. 4 is the slowest. Select with 【UP】 / 【DOWN】 . Press and hold 【MODE】 to confirm and return to the displa s personali ation parameter setting interface. -
Page 34: Restore Default Setting
Restore Default Setting DEF means to restore the default parameters. Hold【DOWN】and 【MODE】buttons simultaneously for 2 seconds to enter the Restore Default Parameters interface. Switch Y or N with 【UP】/ 【DOWN】. Y indicates that the default parameters need to be restored. Hold【MODE】 to confirm. If you select Y, you need to enter the permission password to restore the default parameters. -
Page 35: Faq Answers
FAQ Answers Q Wh can t turn on the display? A: Check if the battery power is turned on, the outer leakage cable is broken or not. Q: What should I do if the display shows error code? A: Timely repair at the e-bike repair shop. Quality Warranty And Coverage I. -
Page 36: Circuit Block Diagram
3. The display leaves the factory, the casing is scratched or the casing is damaged. 4. Scratch or break of the display lead wire 5. Failure or damage caused by force majeure (such as fire, earthquake, etc.) or natural disasters (such as lightning strikes) 6. -
Page 37: Software Version
Yellow(TX) DisplayData Transmission Wire Note: Some products have waterproof connectors for the leads, and the user cannot see the color of the leads in the harness. Software Version This operating instruction is general-purpose software (version V1.0). Some of the version of the e-bike LCD may have slightly difference, all with actual use version. -
Page 39: Attached Table 2：Password Checklist
Attached Table 2：Password Checklist Screen Display Password Description Operation parameter 0512 setting password (Fixed) Default Power-on Password password (Can 1234 be modified) Password for personality 2962 parameter setting (Fixed) Restore setup 0368 password (Fixed) -
Page 40: Attached Table 3：Personalization Parameters Table
Attached Table 3：Personalization Parameters Table Setting Screen Setting Content Item Display Battery 5 Battery Value Setting Indicator Setting PAS Level Selection PAS Level Setting PAS Ratio Current Limit Current Value Limit setting PAS Sensor Direction PAS Sensor PAS Sensor Sensitivity Setting Speed Speed Sensor Magnet... - Page 41 Attached Table 3： Screen Setting Item Setting Content Display Throttle Push Cruise Control Enable Setting Throttle Function Throttle PAS Level Splitting Enable Setting Battery Delay Time Max Speed Setting Push Cruise Control Enable Setting System Setting Push Speed Setting Slow Start Setting...
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Page 42: Attached Table 4:Pasproportion Default Value
Attached Table 4:PASProportion Default Value Level Option 0-3/ 1-3 0-5/ 1-5 0-7/ 1-7 0-9/ 1-9... - Page 43 KING-METER...
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