ASOMTOM KD716 User manual

Contents
Product name and model......................................................................................................................................................... 1
Specifications............................................................................................................................................................................. 1
Appearance and size................................................................................................................................................................ 1
◆Display appearance and dimension............................................................................................................................... 1
◆Remote appearance and dimension.............................................................................................................................. 2
Function summary and layout................................................................................................................................................. 3
◆Function summary............................................................................................................................................................. 3
◆Function layout................................................................................................................................................................... 2
General operations.................................................................................................................................................................... 3
◆Switch E-bike system ON/OFF........................................................................................................................................ 3
◆Display interface.................................................................................................................................................................4
◆Switch push-assistance mode ON/OFF......................................................................................................................... 4
◆Switch lighting ON/OFF.....................................................................................................................................................5
◆Assist level selection......................................................................................................................................................... 5
◆Battery power indicator..................................................................................................................................................... 6
◆Motor power indication...................................................................................................................................................... 6
◆Error code indication..........................................................................................................................................................7
General Settings........................................................................................................................................................................ 7
◆Trip distance clearance.....................................................................................................................................................7
◆Backlight brightness...........................................................................................................................................................8
◆Toggle the unit km/miles...................................................................................................................................................9
General parameters settings................................................................................................................................................... 9
◆Wheel diameter.................................................................................................................................................................. 9
◆Speed limit........................................................................................................................................................................ 10
Personalized parameters settings........................................................................................................................................ 11
◆Battery bar settings..........................................................................................................................................................11
◆Assist level settings......................................................................................................................................................... 12
Assist level mode options.............................................................................................................................................. 12
Assist level ratio settings................................................................................................................................................12
◆Controller over-current cut settings(optional)............................................................................................................ 13
◆Power assist sensor settings(optional)....................................................................................................................... 13
PAS direction settings.....................................................................................................................................................13
PAS sensitivity settings...................................................................................................................................................13
PAS magnet quantity settings....................................................................................................................................... 14
◆Speed sensor settings(optional).................................................................................................................................. 14
◆Throttle function settings(optional).............................................................................................................................. 14
Throttle push-assistance enable/disable settings......................................................................................................14
Throttle level enable/disable settings...........................................................................................................................14
◆System settings（optional）........................................................................................................................................ 15
Battery power delay time settings.................................................................................................................................15
◆Power-on password settings..........................................................................................................................................16
Power-on password Enable/Disable............................................................................................................................ 17
Power-on password change..........................................................................................................................................17
◆Exit settings.......................................................................................................................................................................18
Recover default settings.........................................................................................................................................................18

Quality assurance and warranty scope............................................................................................................................... 19
Wire connection layout........................................................................................................................................................... 19
Warnings................................................................................................................................................................................... 19
Attached list 1：Error code definitions.................................................................................................................................20
Attached list 2：Assist level ratio defaults.......................................................................................................................... 20

1
Product model
E-bike Intelligent LCD display
Model: KD716/KD716-V, both models have the same functionality and software. In this
manual, we will only use one interface.
Specifications
●36V/48V Power Supply
●Rated working current: 25mA
●The maximum working current: 30mA
●Off-state leakage current: <1μA
●Operating temperature: -20℃~ 60℃
●Storage temperature: -30℃~ 70℃
Appearance and size
◆Display appearance and dimensional drawing (unit: mm)
Function summary and distribution
◆Function summary
KD716 display has many functions to meet riders’ cycling needs. The indication
elements are as follows:
●Intelligent Battery SOC
●Motor power indicator
●Assist level indicator and adjustments
●Speed indication (incl. current speed, Max. speed and Avg. speed)
●ODO and Trip
●Push-assistance function
●Trip time
●Backlight on/off
●Error code indication
●USB connection( optional)
●Various parameter settings (e.g. wheel diameter, speed limit, battery level bar settings,
assist level settings, power-on password settings, controller over-current cut settings etc.)
●Recover default settings

2
◆Function layout
KD716 Function distribution interface
General operations:
◆Switching the E-bike System On/Off
To switch on the E-bike system and provide the power supply to the controller, hold the
On/Off button on the remote for 1 second.
To switch off E-bike system, hold the On/Off button for 2s. The E-bike system no longer
uses the battery power.
When E-bike system is switched off, the leakage current is less than 5 μA.
■When the E-bike is parked for approx. 10 minutes, the E-bike system switches off
automatically.
◆Display Interface
After switching on the E-bike system, the display shows current Speed and ODO by default.
Press remote “i” button to switch between indication functions below:
Trip Distance (Km)→ ODO (Km)→ Trip Time (Min.)→ Power (Watts). Finally, it cycles
back trip distance again.
Display indication cycle interface

3
◆Switching Push-assist Mode On/Off
To activate the push-assistance function, press and hold the “-” button. After 2 seconds,
E-bike is activated to go at a uniform speed of 6 Km/h while the screen displays .
The push-assistance function is switched off as soon as you release the “-” button. The
E-bike system stops the power output immediately.
Push-assistance mode
■Push-assistance function may only be used when pushing the E-bike. Be
aware of danger of injury when bike wheels do not have ground contact while using
the push-assistance function.

4
◆Switching Lighting On/Off
Hold +or for 2 seconds, display backlight turns on and in the meantime, displays sends command to
controller to turn on the headlight. When there is lack of ambient light or the rider is riding the bike at night, the LCD
backlight may be turned on. Again, hold +or for 2 seconds to turn off the LCD backlight and display sends
command to controller to turn off the headlight.
Backlight on Interface
◆Assist Level Selection
Press "+" or "-" button to switch between the E-bike system assist levels and change the motor output
power. The default assist level mode is 0-5( level “0” to level “5”). The output power is zero on Level “0”.
Level “1” is the minimum output power. Level “5” is the maximum output power. When you reach “5”, press
the "+" button again, the interface still shows “5”, and blinks at“5”to indicate the power maximum. When
you are in level “0”, press the "-" button again, the interface still shows “0”and blinks at “0” to indicate the
power minimum. The default value is level “1”.
Assist level interface

5
◆Battery Power Indicator
The five battery bars represent the capacity of the battery. Five bars are bright when the battery is in full
voltage. When the battery is in low voltage, battery frame will flash at the frequency of 1HZ to give a notice that
the battery needs to be recharged immediately.
Battery power indicator interface
◆Motor Power Indicator
The power of the motor can be read via interface below by digital display.
Motor power interface
◆Error code indication
The components of the E-bike system are continuously and automatically monitored.
When an error is detected, the respective error code is indicated in text indication area.
Refer to detailed definition of the error codes in Attached list 1.
Flash (low voltage)

6
Error code interface
■Have the display inspected and repaired when an error code appears. Or else, you will not be
able to ride the bike normally. Please always refer to an authorized bicycle dealer.
General Settings
Hold “i” button to switch on the display. In the case of a parked e-bike with its display activated, hold both ‘+’
and ‘-’ simultaneously for 2 seconds to enter General Settings.
▉All the Settings are operated in the case of a parked E-bike.
◆Trip Distance Clearance
TC represents trip distance clearance setting.
To clear trip distance, press “+” button or “-” button to select the Yes or No. Yes represents clearing a
single ride distance. No represents not clearing a single ride distance.
To store a changed setting, press the “i” button and then access Backlight Settings.
Trip distance clearance interface

7
◆Backlight settings:
bL represents backlight settings. Level “1” is the lowest brightness. Level “2” is the medium brightness. Level
“3” is the highest brightness. The default value is “1”.
To change the backlight brightness, press the +/- button to increase or decrease until the desired brightness
level is displayed.
Press ibutton to store a changed setting and then access unit toggling settings.
Backlight settings interface
◆Toggle the unit KM/Mile
Urepresents unit settings, “1” is mile and “2” is kilometer. The default value is “2”.
To toggle the unit, press the +/- button to increase or decrease until the desired unit is displayed.
Press the ibutton to store a changed setting and then access trip distance clearance setting again
or hold the ibutton for 2s and exit General Settings.
Miles and KM toggling interface.