Reid KD716 User manual

KD716
Display Manual

Content
FUNCTION LAYOUT
SWITCHING THE SYSTEM ON/OFF
DISPLAY INTERFACE
6KM/H PUSH ASSISTANCE
PAS LEVEL
BATTERY CAPACITY INDICATOR
MOTOR POWER INDICATOR
ERROR CODE INDICATOR
TRIP DISTANCE CLEARANCE
BACKLIGHT BRIGHTNESS
UNIT SETTING
SPEED LIMIT SETTING
BATTERY LEVEL SETTING
ASSIST PARAMETER SETTING (OPTIONAL)
PAS LEVEL SELECTION
ASSIST RATIO VALUE SETTING
CURRENT LIMIT VALUE SETTING (OPTIONAL)
PAS SENSOR SETTING (OPTIONAL)
PAS SENSOR DIRECTION SETTING
PAS SENSOR SENSITIVITY SETTING
PAS DISK MAGNET NUMBER SETTING
SPEED SENSOR SETTING (OPTIONAL)
THROTTLE FUNCTION SETTING (OPTIONAL_
THROTTLE ASSIST PUSH ENABLE SETTING
THROTTLE LEVEL ENABLE SETTING
SYSTEM SETTINGS (OPTIONAL)
POWER-ON PASSWORD SETTING
EXIT SETTINGS
WARRANTY
OTHERS
PRODUCT MODEL
SPECIFICATIONS
APPEARANCE AND SIZE
FUNCTION SUMMARY AND DISTRIBUTION
DISPLAY BUTTON DEFINITION
GENERAL OPERATIONS
RESTORE DEFAULT SETTINGS
GENERAL SETTINGS
ADVANCED PARAMETER SETTINGS
PERSONALISED PARAMETER SETTINGS
QUALITY ASSURANCE AND WARRANTY SCOPE
CONNECTION LAYOUT
OPERATION CAUTIONS
1
1
1
1
2
2
5
6
7
8
13
13
14

1
Product model
Specifications
36V/48V Power Supply
Rated working current: 25mA
The maximum working current: 30mA
Off-state leakage current: <1μA
Supply controller working current: 50mA
Operating temperature: -20℃~ 60℃
Storage temperature: -30℃~ 70℃
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.
Appearance and size
Display appearance and dimensional drawing (unit: mm)
Intelligent Battery SOC
Motor power indication
Assist level indicator and adjustments
Speed indication (incl. current speed, Max. speed and Avg. speed)
Distance (Trip and ODO)
6km/h Push-assistance function
Trip time
Backlight on/off indication
Error code indication
USB connection
Various parameter settings (e.g. wheel diameter, speed limited, battery capacity settings, assist level
Recover default settings
KD716-V/KD716 display has many functions to meet riders’ cycling needs. The indication elements are
as follows:
settings, power-on password settings, controller over-current cut settings etc.)
Function summary and distribution

2
KD716 Function layout
interface
Display Interface
After switching on the E-bike system, the display shows current Speed and ODO (km) 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.
After long pressing the " " button, the display starts to work and provides the working power of the
controller.
In the power-on state, long press the " " button to turn off the power of the e-bike
When E-bike system is switched off, the leakage current is less than 5 μA.
The KD716-V/KD716 display matches the K41-N button, which has 4 buttons: including power on/off, i
button, plus button/headlight button, minus button/boost button; in the following instructions, the on/off
button is used The word "ON/OFF" is replaced; the i button is replaced with the word "i"; the plus/headlight
button is replaced with "+"; the minus/boost button is replaced with "-".
Function layout
Switching the E-bike System On/Off
■
When the E-bike is parked for approx. 10 minutes, the E-bike system switches off automatically.
General operations
Display button definition
Display indication cycle interface
2

Press and hold the "-" button after 2 seconds, the e-bike
will enter the state of electric power-assisted propulsion.
The e-bike travels at a constant speed of 6 km/h. At the
same time, the screen displays " ". Release the "-"
button, and the e-bike will immediately stop power output
and return to the state before the power boost.
■
Don’t use this function in the riding state
6km/h Push assistance
Push-assistance interface
Five-segment display of battery power. When the battery voltage is high, the five-segment LCD will be on.
When the battery is undervoltage, the outer frame of the battery will flash at a frequency of 1HZ, indicating
that it needs to be charged immediately.
Short press the "+" or "-" button to switch the power assist level of
the e-bike and change the output power of the motor. The default
output power range of the display is 0-5 level. Level “1” is the
minimum power. Level “5” is the maximum power. When the PAS
level is 5, short press the "+" button again, the interface still displays
5, and 5 flashes to indicate that the current level is the highest. After
the assist downshift reaches the level 0, short press the "-" button
again, the interface still displays 0, and 0 flashes to indicate that the
current is the lowest level.
PAS level interface
Switching on the
backlight interface
PAS level
Battery capacity Indicator
Switching backlight On/Off
Press and hold the "+" or " " button for 2 seconds to turn
on the backlight of the display and notify the
controller to turn on the headlights. When the external light
is insufficient or riding at night, the LCD backlight can
be turned on. Press and hold the "+" or " " button again
for 2 seconds to turn off the LCD backlight and notify
the controller to turn off the front light.
3

4
battery undervoltage
flashing
Battery capacity
indicator
The power of the motor can be read via the interface.
Motor Power Indicator
Motor Power
Indication interface
■
When an error code is displayed, please remove the error code in time, the e-bike will not be able to
run normally after a error code occurs.
Error Code Indication
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. Here is the detail
message of the error code in Attached list 1.
4

Restore default setting
interface
DEF means to restore the default parameters. In the normal display interface, press and hold the "-" and "i"
buttons at the same time for more than 2 seconds to enter the interface of restoring the default parameters.
Short press the UP/DOWN button to switch Y/N, and Y means to restore the default Parameters, N means
that the default parameters do not need to be restored. If Y is selected, press and hold the "i" button for
more than 2 seconds to confirm, and the display will automatically start to restore the default settings and
display dEF-00. After the restoration is completed, it will automatically exit and return to the normal display
interface.
Restore default setting
5

U stands for unit, 1 stands for imperial, and 2
stands for metric. Press the "+" or "-" button to
switch the speed and mileage unit, short press the
"i" button to confirm, long press the "i" button to
confirm and exit the general setting state. The
display default unit is metric.
Unit setting interface
Backlight brightness
setting interface
Unit Setting (imperial and metric)
BL stands for backlight. Parameters 1, 2, and 3 can be set
to indicate the brightness of the backlight, 1 is the darkest,
2 is the standard brightness, and 3 is the brightest. The
factory default value of the display is 1. Press the "+" or "-"
button to change the backlight brightness parameters,
short press the "i" button to confirm, long press the "i"
button to confirm and exit the normal setting state.
Backlight brightness
Trip clearance
interface
Trip Distance Clearance
TC stands for trip distance clearance setting. Press the "+"
or "-" button to select Y/N, and Y means to clear
the mileage of a single trip. N means not to clear the
mileage of a single ride; short press the "i" button.
Press and hold the " " button to start working. In the power-on state, when the e-bike is
stationary, press and hold the "+" and "-" buttons for more than 2 seconds at the same time,
and the display enters the normal setting state.
■
All the Settings are operated in the case of parking the E-bike.
General Setting
6

Speed limited setting
LS stands for speed limit setting, the speed limit setting
range is: "12-40KM/H", the default speed limited is
25KM/H, and the lock cannot be adjusted. Short press the
"i" key to save and enter the next setting interface.
Speed limited setting
interface
Wheel size setting
Wheel diameter setting
Press and hold the "+" and "-" buttons for more than 2 seconds and lift them up to enter the normal
setting state. Then press and hold the "-" and "i" buttons for more than 2 seconds at the same time to
enter the wheel diameter setting interface and speed limited setting interface.
LD stands for wheel diameter setting, the wheel diameter setting range is: "16-26inch, 700C, 28inch", the
default wheel diameter is 26inch. Short press the "i" key to save and enter the next setting interface
Advanced Parameter Setting
7

Battery level setting
VOL stands for voltage, and requires input of
voltage values from 1 to 5 sections one by
one. Take the first power value as an example:
"1" on the screen means the first voltage, and
"31.5" is the first power value. Through "+" or
" -” button to plus/minus to change the value,
short press the “i” button to confirm and enter
the next power setting interface; after the 5
power values are set, long press the “i” button
to confirm and return to the display
setting item selection interface.
Battery level setting
interface
Personalized Parameter Setting
In order to meet the customer's personalized use requirements, the personalized setting items The content
includes battery capacity setting, power assist parameter setting, current limit value setting, PAS sensor
setting, speed sensor setting, throttle function setting, system setting and power-on password setting from left
to right and from top to bottom. with a total of eight settings. Press and hold the "+" and "-" buttons for more
than 2 seconds and lift them up to enter the normal setting state; press and hold the "+" and "-" buttons for
more than 2 seconds at the same time again to enter the display personalized parameter setting interface;
Use "+" or "-" to select the content to be set, and short press "i" to enter the setting interface.
Personalized parameter setting
interface
8

Current limit value setting (optional)
CUR stands for current limit, the current limit can be
set from 7.0-26.0A, change the maximum current value
of the controller through the "+" or "-" button; long
press the "i" button to confirm and return to the display
setting item selection interface. The factory default
value of the display is 15.0A.
Current limit value
setting interface
Assist ratio value setting
By setting the power ratio value, the speed of each
level can be adjusted to meet the different needs of
different riders. Take the PAS level 1 as an example,
"45-55%" is the power ratio range of the PAS level 1,
and "50%" is the default value of the PAS level 1,
which is a value that can be set, and can be set by
plus/minus the "+" or "-" button , short press the "i"
button to confirm and enter the next assist ratio
setting, up to 9 can be set, after the setting is
completed, long press the "i" button to confirm and
return to the display setting item selection interface.
Please refer to Schedule 2 for details.
PAS level selection
interface
Assist parameter setting (optional)
PAS level selection
A mode is provided in the selection of the
assist level: 0-5, short press the "i" button to
confirm and enter the assist ratio value
setting interface in the corresponding mode.
9

PAS disk magnet number
setting interface
PAS disk magnet number setting
n-represents the number of magnets for the
booster disk, and the corresponding number of
magnets for the booster disk can be selected by
pressing the "+" or "-" button. The default number
of disk magnets is 6.
PAS sensor sensitivity setting
The screen displays SCN, representing the
sensitivity of the assist sensor; the setting range
is 2-9, of which 2 represents the highest
sensitivity, and 9 represents the lowest
sensitivity; press the "+" or "-" button to
plus/minus the setting, and short press the "i"
button to confirm and enter the assist sensor
ratio parameter setting interface. The factory
default value of the display is 2.
PAS sensor direction
setting
PAS sensor sensitivity
setting interface
PAS sensor setting (optional)
PAS sensor direction setting
PAS stands for power assist sensor, and run-F/b is
displayed on the screen. run-F stands for forward, run-b
stands for reverse; press the "+" or "-" button to switch,
short press the "i" button to confirm and enter the power
sensor sensitivity setting. The factory default value of
the display is positive.
1 0

Throttle level enable setting
HF-Y means that the throttle is divided into gears, and
HF-N means that the handle is not divided into gears.
If you choose to turn the throttle into gears, it means
that when you turn the handle, the maximum speed
can only reach the corresponding speed
corresponding to the gear displayed on the
instrument; If you choose to turn the handle without
gearing, it means that when you turn the throttle, it is
not limited by the gear displayed on the
display, and the rated maximum speed can be
reached; you can set Y/N by pressing the "+" or "-"
button, short press the "i" button to confirm and return
to the setting interface of power steering enablement;
long press the "i" button to confirm and return to the
display setting item selection interface. The factory
default value of the meter is N.
Throttle level enable
setting interface
Throttle Assist Push Enable Setting
Hnd means turning the handle, HL means the power-
assisted pushing of the turning handle, HL-N means
that the turning handle has no power-assisted pushing
function, and HL-Y means that the turning handle has a
power-assisted pushing function, that is, when the
turning handle is turned, the display enters the power-
assisted pushing mode; through " +" or "-" button can
switch between Y/N, short press the "i" button to
confirm, if N is selected, it will enter the setting
interface of the throttle level position; otherwise, it will
return to the display setting item selection interface.
The factory default value of the display is N. Throttle assist push
setting interface
Throttle function setting (optional)
Speed sensor setting
interface
SPS stands for speed sensor, which can be set
according to the number of magnetic heads
installed on the wheel of the e-bike, and the
setting range is 1-15; short press the "+" or "-"
button to modify, long press the "i" button to
confirm and return to the display setting Item
selection interface. The factory default value of the
display is 1.
Speed sensor setting(optional)
1 1

Exit Setting
Power-on password setting
In the setting state, short press the "i" button (within 2 seconds) to confirm the input and save the current
setting; long press the "i" button (more than 2 seconds) to confirm and save the current setting and exit the
current setting state; long press "- ”button (more than 2 seconds) to cancel the current operation and exit the
setting, without saving the current setting data.
■
If no operation is performed within one minute, the display will automatically exit the setting state.
Psd stands for password setting, short press the "i" button
to enter the password setting state, and "P2" will be
displayed on the screen, indicating the power-on
password. Short press the "i" button to shift, and use the
"+" or "-" button to add/subtract the input value. After the
4-digit password is entered, short press the "i" button to
confirm. If the password is correct, it will enter the power-
on password enable setting interface. Otherwise, it stays
in the password input state. The default power-on
password is 0314.
Power on password
setting interface
Power delay time setting
DLY stands for power delay time, press the "+" or "-"
button to select the power delay time 3/6/12s; short press
the "i" button to confirm and enter the maximum speed
limit setting interface. The display defaults to 3s.
System setting (optional)
Power delay
time setting
1 2

Others
Line sequence table
■
Some wire use the water-proof connector, users can not see the inside color.
Connector line sequence
Line
1
2
3
4
5
Color Red
(
VCC
)
Blue (K)
Black (GND)
Green (RX)
Yellow (TX)
Function
VCC
K
GND
RX
TX
The display is demolished.
The damage of the display is caused by wrong installation or
operation.
Shell of the display is broken when the display is out of the factory.
Wire of the display is broken.
Beyond Warranty period.
The fault or damage of the display is caused by the force majeure
(e.g., Fire, Earthquake, etc.).
The following items do not belong to our warranty scope.
1.
2.
3.
4.
5.
6.
Connection Layout
Display connect
controller Connector Display-side adapter Switch wiring
Warranty
The warranty will be valid only for products used in normal usage and conditions.
The warranty is valid for 24 months after the shipment or delivery to the customer.
1.
2.
Quality Assurance and Warranty Scope
1 3

Attached list 2
:
Power assist table
Error
21
22
23
24
25
30
Definition
Current Abnormality
Throttle Abnormality
Motor phase Abnormality
Motor Hall Signal Abnormality
Brake Abnormality
Communication Abnormality
Level
0-3/1-3
0-5/1-5
0-7/1-7
0-9/1-9
5
5
4
2
7
6
5
3
9
7
6
4
8
7
5
9
8
6
9
7
9
7
8
9
Attached list 1
:
Error code definition
Try to avoid hitting.
Do not modify system parameters to avoid parameters disorder.
Make the display repaired when error code appears.
Be careful of safe use.Don’t attempt to release the connector when battery is on power.
Operation Cautions
1 4

KD716
Display Manual
Table of contents
Other Reid Monitor manuals