Biktrix Bafang C965 User manual

Bafang C965 Display Manual
Biktrix Version
Functional Control Pad Description
Power On/Off
Press and hold the POWER button to turn the display on. With the display turned on press and hold
the POWER button to turn off the display. The display will automatically shut down when there is no
operation or riding for a set number of minutes. This is 5 minutes by default and can be changed via
the basic menu.

Assist level operation
Press UP or DOWN buttons to raise or lower your assist level. Level 0 is no motor assistance. Motor
will assist starting at Level 1. The range of levels can be adjusted according to user preference
(default is 0~9).
Speed and Mileage display modes
A short press of the POWER button will change the display mode in the following order: Trip->Time-
>ODO->Power->AVG Speed->MAX Speed.

*If there is no operation for 5 seconds, display will return to the Speed (RealTime) display
automatically.
Backlight On/Off
Press and hold the UP button to turn the backlight on or off (indicated by the headlight symbol).
Walking mode
Walking mode will assist you in pushing your bike forward with motor power at a speed of 6km/h.
Press and hold the DOWN button to enter walking mode and release the DOWN button to exit from it.
Battery indicator
Shows level of charge for the battery

Basic Parameter settings
To enter the basic menu press and hold the UP and DOWN buttons together. The ‘n’ symbol will flash
to indicate you are in the basic menu.
The display will automatically exit the basic menu if there is no activity for 10 seconds.
The Basic menu parameters are as follows:
Data clean-up
Data Clean-up resets: AVG Speed, MAX Speed, Trip and Time data.
The symbol ‘tC’ will be displayed. The ‘n’ and ‘y’ symbols represent ‘No’ and ‘Yes’. To perform a ‘Data
clean-up’ change to ‘y’ using the UP or DOWN buttons and press the POWER button. To move to the
next parameter, press the POWER button while ‘n’ is displayed.
Backlight brightness
Symbol ‘bL 1’ will be displayed. Press the UP or DOWN button to change the brightness value. The
range is 1 as the dimmest to 5 as the brightest. The default value is 3. Press the POWER button to
save changes and move to the next parameter.

Kilometres / Miles
The symbol ‘S7’ is displayed. Press the UP or DOWN button to change between Km (Km/h) and Mile
(MPH), then press the POWER button to save changes and move to the next parameter.
Auto off time
The symbol ‘OFF’ will be displayed. Press the UP or DOWN button to change the value. The range is
1 to 9 which represents the delay time in minutes before the display shuts down automatically. The
default value is 5 minutes. Press the POWER button to confirm and move to the next setting.
Password Protected Menu
To get to the password protected menu you must first enter the basic menu by pressing the UP and
DOWN buttons simultaneously. Now repeat this to enter the password protected menu. To use this
menu, you must enter a 4-digit password. The default password is “0512”. Use the UP and DOWN
buttons to change the number and the POWER button to confirm and move to the next number.
When the last number is entered and the password is correct, you will move to the first menu item
(Wheel diameter).

Note about the following display functions:
The display functions detailed in the following sections may not be enabled, so while they may appear,
they will have zero values or not appear all together.
Password
The symbol ‘PSd’ is displayed together with “0000”. Enter the password “0512” as described above.
Wheel diameter
The symbol ‘Wd’ is displayed. Use the UP or DOWN button to select your wheel diameter in inches.
The range is: 8/10/12/14/16/18/20/22/24/26/27/28/29Selecting the wrong value will cause speed and
distance errors. Press the POWER button to save changes and advance to the next parameter.
Speed limit
The current speed limit value is displayed; the default value is 27Km/h. Use the UP or DOWN buttons
to modify the value from 10 to 99Km/h, although the upper speeds would probably not be achievable
due to restrictions within the motor and controller. Press the POWER button to save changes and
advance to the next parameter.

Range of assist level settings
The ‘PAS’ symbol is displayed. You can choose the number of power assist levels; the default is UBE.
Press the UP or DOWN buttons to change the value to 0-3, 0-5, 0-9 or UBE. See table below image
for comparison of amount of assist levels and their relative power. Press the POWER button to save
changes and advance to the next parameter.
3 Levels
5 Levels
9 Levels
0
0
1
1
2
1
2
3
4
3
5
2
6
4
7
8
3
5
9
The Current temperature
The ‘b01’ symbol is displayed together with the current temperature value.
The Maximum temperature
The ‘b02’ symbol is displayed together with the maximum temperature value.

The lowest temperature
The ‘b03’ symbol is displayed together with the lowest temperature value.
The total voltage
The ‘b04’ symbol is displayed together with the total voltage value.
Current
The ‘b05’ symbol is displayed together with the current value.
Average current
The ‘b06’ symbol is displayed together with the average current value.
The remaining capacity
The ‘b07’ symbol is displayed together with the remaining capacity value.

Full charge capacity
The ‘b08’ symbol is displayed together with the full charge capacity value.
The relative state of charge
The ‘b09’ symbol is displayed together with the relative state of charge value.
The absolute state of charge
The ‘b10’ symbol is displayed together with the absolute state of charge value.
Cycle
The ‘b11’ symbol is displayed together with
the cycle value.

The maximum no charging time
The ‘b12’ symbol is displayed together with the maximum no charge time.
No recent charging time
The ‘b13’ symbol is displayed together with the no recent charging time.

Error Codes
If there is a problem with your E-bike an error code will be displayed. The engine icon will appear with
an error code ranging from 01H~FFH. See table below for error code descriptions.
Error Code
Error Description
Error Display
0x01
Normal
No error
0x03
Brake Signal
Display 03 on speed position
0x06
Low Voltage Protection
Display 06 on speed position
0x07
High Voltage Protection
Display 07 on speed position
0x08
Hall line of motor error
Display 08 on speed position
0x09
Phase line of the motor error
Display 09 on speed position
0x10
High temperatureof controller
Display 10 on speed position
0x11
Controller’s temperature sensor error
Display 11 on speed position
0x12
Current Sensor error
Display 12 on speed position
0x13
Battery’s temperature sensor error
Display 13 on speed position
0x14
Motor’s temperature sensor error
Display 14 on speed position
0x21
Motor’s speed sensor error
Display 21 on speed position
0x22
BMS Communication error
Display 22 on speed position
0x23
Headlight error
Display 23 on speed position
0x30
Communication Error
Display 30 on speed position