BAFANG C965 User manual

1 Product Name
1.1 The Middle install intelligent LCD Display
1.2 Model:C965
2 Suppliers
RisunMotor-Suzhou Bafang
3 Electrical Parameters
24V/36V/48V battery supply
Rated operating current : 10mA
Max operating current : 30mA
Off leakage current < 1uA
Max output current to controller : 50mA
Operating temperature : -30～70℃
Storage temperature : -40～70℃
4 Dimensions & Material
4.1 Product shell is ABS, transparent window is made with high strength Acrylic, the
stiffness equals the tempered glass.
4.2 Dimensions : host/L90mm*W54mm*H13.3mm

5 Features
Suitable for low temperature，Max -30℃.
Ergonomic external button design, easy to operate.
Speed display : AVG SPEED, MAX SPEED, SPEED(Real-time).
Kilometer / Mile : Can be set according to customers’ habits.
Smart battery indicator : Provide a reliable battery indicator, it will not fluctuate
with the motor on/off.
The brightness of the backlight adjustable : 5-sections
9-level Assit : 3-level/5-level/6-level/9-level... optional

Mileage indicator : Odometer/Trip distance/ Riding time
Error code indicator
Parameter settings : Multiple parameter can be set through computer USB port,
including Assist level / Wheel diameter / Voltage / Speed limit…
6 LCD instructions
The figure of LCD display see below:
7 Functional Description
7.1 Power On/Off
Press and hold Power button for 1 second can turn on/off the display. The Display can
S
p
eed mode
Lamp
Battery indicator
PAS level
Mileage mode
Mileage information
Speed display
ERROR code
Brake

automatically shut down when there is no operate & ride for X minutes（X could be
0~9）.
7.2 Assist level operating
Short press UP/DOWN button can change the assist level. Top assist level is 9, 0 for
neutral. Level quantities can be adjusted according to the customer requirements.
Assist operating
7.3 Speed mode switch& Mileage mode switch
Short press POWER button can change the speed mode& the mileage mode,
Speed->AVG Speed->MAX Speed->Trip->ODO-> Time.
Speed mode switch& Mileage mode switch
*If there is no operation for 5 seconds, display will return Speed (Real-Time) display
automatically.
7.4 Headlight/backlight On/Off
Press and hold UP button for 1 second can turn on/off the headlight/backlight.
The motor does not work when the battery voltage is low, Display still can keep the headlight on for a
while when E-bike is in riding.
Time ODO Trip
MAX speed Speed
AVG speed

7.5 6km walk
Press and hold DOWN button for 1 second can get into walk mode, out of the mode
when release the button.
7.6Data cleanup
Press and hold UP & DOWN buttons together for 1 second can reset several temporary
data, temporary data include AVG Speed / MAX Speed / Trip / Time.
8 Parameter setting
Double press POWER button (press interval less than 0.3 second) can get into parameter
setting state, the parameter twinkles. Short press UP/DOWN buttons to change the
parameter value, short press POWER button can switch to the next parameter. Double
press POWER button (press interval less than 0.3 second) can quit from the parameter
setting state. The meter will automatically quit the parameter setting state when there is no
operation for 10 seconds.
The order of parameters is as follows.

8.1 Kilometer / Mile : The location of speed displays symbol S7, press UP/DOWN
button rotate display the symbol km/h / MPH (Km / Mile)
8.2 .Backlight brightness : The location of speed displays symbol bL1, press
UP/DOWN button display symbol 1~5 to change the brightness of the backlight.
8.3 Auto off time : The location of speed displays symbol OFF, press UP/DOWN
button to change the value from1to 9, the number represent delay time (minutes)
before display shutdown automatically, default value is 5 minutes.
Backlight
Brightness Auto off time Wheel diameter
Voltage setSpeed limit set
Kilometer/Mile
Password

8.4 Wheel diameter : The location of speed displays symbol Wd, press UP/DOWN
button rotate display the symbol 16/18/20/22/24/26/700C/28/29, value represents the
diameter of the wheel (inch). Wrong value for wheel diameter will cause speed&mileage
abnormal.
8.5 .Voltage set : The location of speed displays symbol bU0, press UP/DOWN button
rotate display the symbol 24V/36V/UbE, UbE means user-defined voltage setting, this
parameter can be set through computer.
8.6 Password/Speed limit set : The location of speeds displays symbol PSd, require
to input passwords, press UP/DOWN buttons to change the password value (0~9),
short press POWER button to switch the password item, password is 4 digits, the
default password is "1919". Press POWER button when password adjustment is
completed. Display will return to the Voltage set item if the password is incorrect.
Correct password will enter the Speed limit set item.

8.7 Speed limit set : The location of speed displays symbol SPL, the location of
mileage displays speed limit value, the default value is 25km/h. Press UP/DOWN
buttons to modify the value, the value can be set from 10 to 45km/h. Press POWER
button to confirm when you finish the adjustment.
The maximum speed is restrict by the motor and controller, probably couldn’t reach the setting
value.
9 Error Code define
800S can give warning message when E-bike exist error, LCD display icon and the
error code in speed position, error code is from 01 E~07 E, the definition see the table
below.
Error Code Error description Handle
01E Communication Error Check the cable connection
02E Controller protection Check three-phase power line.
03E three-phase power error Check three-phase power line connection
04E Battery low Charge the battery
05E Brake error Check the brake connection.
06E Turn error Check turn to connect.
07E Hall error Check the hall connection
08-99E Reserved Please contact the manufacturer for error definitions

10 Assembly instructions
Please pay attention to the screw’s torque value, damaged caused by excessive torque
is not within the scope of the warranty.
There are 2 directions for the clamp installation, forward or backward.
Different assembly methods will need different cable length.

Clamps suit for 3 size of handlebar, 31.8mm, 25.4mm, 22.2mm, there are transfer rings for
25.4mm and 22.2mm, transfer ring must be assembled with the special directions, pay
attention to the green arrow below.
11 Warning
There is waterproof membrane inside the sound hole. Don’t insert sharp object into the hole,
it will causes waterproof failure.
Sun exposure may cause high temperature indicate, this is not display’s failure.
12 Output wire instructions

1、 Red wire : Anode(24v/36v)
2、 Blue wire : Power cord to the controller
3、 Black wire : GND
4、 Green wire : RxD (controller -> display)
5、 Yellow wire : TxD (display -> controller)
13 Assist level instructions
Assist level can be customized, the highest level is 9, common used assist level see the
table below:
3 level 5 level 9 level
0 0 No power assist
1 1
2
1 2 3
4
3 5
2 6
4 7
8
3 5 9
14 Certification
CE / IP65 (water proof) / ROHS.