Suzhou Kunteng Electronics KT-LCD2 User manual

KT-LCD2 eBike Display User Manual V2.5
Dear customer, please read this manual before you use KT-LCD2 instrument. The manual will guide
you use the instrument correctly to achieve a variety of vehicle control and vehicle status display.
Functions and Display
Instruments using the structure form of instrument body portion and the operation buttons are
designed separately.
1
UP Button
6
TM
Single trip time
2
SW Button
TTM
Total trip time
3
DOWN Button
7
6Km/H push power assist
4
Battery capacity indicator
8
Km
Distance(metric)
5
Km/H
Riding speed(metric)
Mil
Distance (imperial)
MPH
Riding speed (imperial)
DST
Trip distance
MXS
MAX speed
ODO
Total distance
AVS
Average speed
9
ASSIST
Pas level
Operation
1. ON/OFF
Hold button long to turn on the power, and hold long for a second time to turn off the
power. When the motor stops driving and when the e-bike is not used for a consecutive 5 minutes, it will
automatically shut down and turn off the motor power supply.
2. Display interface
Hold button to start up and enter display interface.
2.1 Turn on backlight and headlights
Hold long to turn on backlight and headlights (the controller should have headlight drive
output function); hold long again to turn off the backlight and headlights.
2.2 Assist ratio gear (ASSIST) switch
Hold or shortly to switch 1-5 file gear. Gear 1 is
for the minimum power, gear 5 is for the highest power. Each
startup will automatically restore the gear shutdown last time.
Gear 0 is without booster function.
2.3 6Km/H assist promotion function
Hold and flashes, the vehicle drives at the speed
not more than 6Km/h. Release button, the function is
invalid.
2.4 Display and delete of single data
After power on for 5 seconds, hold and at the
same time, single trip riding time (TM) and single trip distance
(DST) flash, hold button shortly, the content of both is
cleared. If failed holding the button within 5 seconds, it will
automatically return the display interface after 5 seconds, original content is preserved.
2.5 Display of total trip time and distance
Hold button shortly to display of total trip time (TTM)
and total trip distance (ODO). hold button shortly again to
return the display interface. In the riding mode after 5 seconds,
automatically returns to display interface.
2.6 Display of single maximum speed and average speed
In the display of total trip time and distance, hold or
shortly to display of single maximum speed (MXS)and
average speed (AVS). hold button shortly again to return
the display interface. In the riding condition, 5 seconds later,
automatically returns to display interface.
2.7 Battery capacity indicator display
The meter can automatically identify the battery capacity
when the battery capacity indicator is supporting use with the

specified controller. When the battery capacity is over 70%, the four power displays of the meter are lit,
and the battery capacities drop, the four power displays are off in order, when the power capacity is less
than 15%, the four power displays are totally turned off. When the controller is under the protection of
voltage shortage, the power capacity indicator flashes, indicating the vehicle is under voltage shortage
and power off.
3. Error Code display
Electronic control system failure will display (flashing) fault code. Once the fault was removed, it
automatically exits from the fault code display interface.
Error Code Definition
01＿info Throttle Abnormality
03＿info Motor hall signal Abnormality
04＿info Torque sensor signal Abnormality
05＿info Axis speed sensor Abnormality(only applied to
torque sensor)
06＿info Motor or controller has short circuit Abnormality
General Project Setting
1. Set maximum riding speed
After power on for 5 seconds, hold and at the
same time, maximum riding speed Km/H flash, hold or
shortly to set the maximum riding speed (default 25Km/H). Hold
button shortly and go to the next parameter settings.
2. Wheel diameter setting
The wheel diameter will be set after finishing setting the
maximum riding speed, wheel diameter specifications flashes. Hold
or shortly to set the specifications of wheel diameter.
Select the range8,10,12,14,16,18,20,22,24,26,700c and 28 inches.
Hold button shortly and go to the next parameter settings.
3. Set the metric units
The metric units will be set after finishing setting wheel
diameter, Km/H and Km or MPH and Mil flash. Hold or
shortly and select the metric units of speed and mileage in
synchronization.
Display
Metric
Imperial
Riding speed
Km/H
MPH
Total distance
Km
Mil
4. Hold button shortly, Km/H and Km or MPH and Mil stop flash after metric unit setting is
completed. Hold button shortly again to re-enter the maximum riding speed setting interface; or
hold button long to exit from setting environment of routine projects and save the setting values,
returning to display interface.
5. Exit from routine project setting
All three routine project settings can exit from the setting environment and return to the display
if hold button long after each setting is completed, meanwhile the setting values are saved.
Under each setting interface, if the button failed holding for more than 1 minute, it will
automatically return to display interface, and the setting value is invalid.
Outline Drawings and Dimensions
1. Dimensions of instrument body
2. Wiring diagram
Prepared by Suzhou Kunteng Electronics Co., Ltd.