BAFANG DP C231.CAN User manual

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BF-UM-C-DP C231-EN November 2019
USER MANUAL FOR DISPLAY
CONTENT
7.1 Important Notice 
7.2 Introduction of Display 2
7.3 Product Description 3
7.3.1 Specifications 3
7.3.2 Functions Overview 3
7.4 Display 4
7.5 Key Definition 4
7.6 Normal Operation 5
7.6.1 Switching the System ON/OFF 5
7.6.2 Selection of Support Levels 5
7.6.3 Headlights / backlighting 5
7.6.4 Walk Assistance 6
7.6.5 Selection Mode 6
7.6.6 Display of battery capacity 7
7.6.7 USB charging function 7
7.7.8 Bluetooth function 7
7.6.9 SERVICE 7
7.7 Settings 8
7.7.1 “Setting” 8
7.7.2 “Information” 10
7.8 Error Code Definition 12
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DP C231.CAN

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7.2 INTRODUCTION OF DISPLAY
• Model: DP C231.CAN BUS
• The housing material is ABS and acrylic:
• The label marking is as follows:
Note: Please keep the QR code label attached
to the display cable. The information from the
Label is used for a later possible software
update.
7.1 IMPORTANT NOTICE
• If the error information from the display
cannot be corrected according to the inst-
ructions, please contact your retailer.
• The product is designed to be waterproof. It
is highly recommended to avoid submerging
the display under water.
• Do not clean the display with a steam jet,
high-pressure cleaner or water hose.
• Please use this product with care.
• Do not use thinners or other solvents to
clean the display. Such substances can
damage the surfaces.
• Warranty/guarantee is not included due to
wear and normal use and aging.

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7.3 PRODUCT DESCRIPTION
7.3.1 Specifications
• Operating temperature: -20℃~45℃
• Storage temperature: -20℃~50℃
• Waterproof: IP65
• Bearing humidity: 30%-70% RH
7.3.2 Functional Overview
• Speed display (including top speed and
average speed, switching between km and
miles).
• Battery capacity indicator.
• Automatic sensors explanation of the light-
ing system.
• Brightness setting for backlight.
• Indication of performance support.
• Motor input power indicator.
• Kilometer stand (including single-trip
distance, total distance and remaining
distance).
• Walk assistance.
• Energy consumption indicator CALORIES
(Note: If the display has this function).
• Display for the remaining distance.
(Depends on your riding style)
• USB charging function.
• Maintenance reminder function
• “Error Code”indicator
• Bluetooth communication

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7.4 DISPLAY
1 2
6
4
3
5
7
8
1The display shows this symbol, if the
light is on. USB charging indicator displays
the icon , if an external USB device is
connected to the display.
2The Bluetooth indicator displays when the
Bluetooth device is connected.
3Speed display in real time.
4Trip: Daily kilometers (TRIP) - Total kilometers
(ODO) - Top speed (MAX) - Average speed
(AVG) - Range (RANGE) - Output power
(POWER) - Energy Consumption (CALORIES) -
Travel time (TIME).
5Support level/ Walking assistance
6Display of battery capacity in real time.
7Unit switching between km and miles.
8Service: Please see the service section
7.5 KEY DEFINITION
Up
Down
System On/Off
OK/Enter

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USER MANUAL FOR DISPLAY
7.6 NORMAL OPERATION
7.6.1 Switching the System ON/OFF
Press and hold (>2S) on the display to turn on the system. Press and hold (>2S) again to turn
off the system.
If the "automatic shutdown time" is set to 5 minutes it can be set with the "Auto Off" function See
"Auto Off", the display will automatically be turned off within the desired time when it is not in
operation. If the password function is enabled, you must enter the correct password to to use the
system.
7.6.2 Selection of Support Levels
When the display is turned on, press the or (<0.5S) button to switch to the support level, the
lowest level is 0, the highest level is 5. When the system is switched on, the support level starts in
level 1. There is no support at level 0.
7.6.3 Headlights / backlighting
Hold the (>2S) button to activate the headlight and taillights.
Hold the (>2S) button again to turn off the headlight. The brightness of the backlight can be set
in the display settings "Brightness". If the display /Pedelec is switched on in a dark environment,
the display backlight/headlight will automatically be switched on. If the display backlight/headlight
has been manually switched off, the automatic sensor function is deactivated. You can only turn on
the light manually. After switching on the system again.

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7.6.4 Walk Assistance
The Walk assistance can only be activated with a standing pedelec.
Activation: Press the button until this symbol appears. Next hold down the button whilst
the symbol is displayed. Now the Walk assistance will activate. The symbol will flashes and
the pedelec moves approx. 6 km/h. After releasing the button, the motor stops automatically and
switches back to level 0.
7.6.5 Selection Mode
Briefly press the (0.5s) button to see the different trip modes.
Trip: daily kilometers (TRIP) - total kilometers (ODO) - Maximum speed (MAX) - Average speed (AVG)
- Range (RANGE) - Energy consumption (CALORIES(only with torque sensor fitted)) - Input power
(POWER) - Travel time (TIME).

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USER MANUAL FOR DISPLAY
7.6.6 Display of battery capacity
The indicator displays the capacity in real time, when battery is fully charged, it shows 100%, if it
is less than 5%, then the outline of indicator will flash, that means the battery needs to be charged
immediately.
7.6.7 USB charging function
USB charging indicator displays the icon and start to charge, if an external USB device is
connected to the display. (max. Voltage is 5v, max. Current is 500 mA)
7.6.8 Bluetooth function
This display can be connected to the Bafang Go APP through Bluetooth.
This display can be connected to the SIGMA heartbeat band and shows it on display, and can also
send data to the mobile phone.
7.6.9 SERVICE
The display shows "Service" as soon as a certain number of kilometers or battery charges has been
reached. With a mileage of more than 5000 km (or 100 charge cycles), the “Service" function is
displayed on the display. Every 5000 km the display "SERVICE" is displayed every time. This function
can be set in the display settings.

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7.7 SETTINGS
After the display is turned on, press the
and button (>2S) synchronously, to
access the “SETTINGS” menu. By pressing
the or button (<0.5S) , you can select:
Setting, Information or EXIT. Then press the
button (<0.5S) to confirm your selected
option.
Or select "EXIT" and press the button
(<0.5S) to return to the main menu, or select
"BACK" and the button (<0.5S) to
return to the Settings interface.
If no button is pressed within 20 seconds,
the display will automatically return to the
main screen and no data will be saved.
You can synchronously press the and
button (>2S) at any time, to return to
the main screen.
By pressing the BACK button in the dis-
play or information menu you can get to
Settings Selection Menu.
7.7.1 “Setting”
Press the or button (<0.5S) to select
"Setting", and then briefly press the
button (<0.5S) to access the following
selections.
7.7.1.1 “TRIP Reset” Reset mileage
Press the or button (<0.5S) to high-
light “TRIP Reset” in the Setting menu, and
then press (<0.5S) to select. Then with
the or button choose between “YES”
or “NO”. Once you have chosen your de-
sired selection, press the button (<0.5S)
to save and exit to the "Setting" interface.
7.7.1.2 “Unit” Selections in km/Miles
Press the or button (<0.5S) to high-
light “Unit” in the Setting menu, and then
press the button (<0.5S) to select. Then
with the or button choose between
“Metric” (kilometer) or “Imperial” (Miles).
Once you have chosen your desired selec-
tion, press the button (<0.5S) to save
and exit to the "Setting" interface.

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USER MANUAL FOR DISPLAY
7.7.1.3 “Sensitivity” Automatic Headlight
sensitivity
Press the or (<0.5S) button to high-
light “Sensitivity” in the Setting menu, and
then press (<0.5S) to select. Then with
the or button choose between "0"
/ " 1" / " 2"/ "3" / "4"/ "5". Once you have
chosen your desired selection, press the
button (<0.5S) to save and exit to the
"Setting" interface.
7.7.1.4 “Brightness” Display brightness
Press the or button (<0.5S) to high-
light “Brightness” in the Setting menu. Then
press (<0.5S) to select. Then with the
or button choose between "100%" /
"75%" / "50%" /" 30%"/"10%" . Once you
have chosen your desired selection, press
the button (<0.5S) to save and exit to
the "Setting" interface.
7.7.1.5 “Auto Off” Set Automatic system
switch off time
Press the or button (<0.5S) to high-
light “Auto Off” in the Setting menu, and
then press (<0.5S) to select. Then with
the or button choose between “OFF”,
"9"/"8"/"7"/"6"/"5"/"4"/"3" /"2"/"1", (The
numbers are measured in minutes). Once
you have chosen your desired selection,
press the button (<0.5S) to save and exit
to the "Setting" interface.
7.7.1.6 “Vibration” Selection vibration
function
Press the or button (<0.5S) to high-
light “Vibration” in the Setting menu, and
then press (<0.5S) to select. Then with
the or button choose between “ON”
and “OFF”. Once you have chosen your de-
sired selection, press the button (<0.5S)
to save and exit to the "Setting" interface.
7.7.1.7 “Service” Switching the
notification on and off
Press the or button (<0.5S) to high-
light “Service” in the Setting menu, and then
press (<0.5S) to select. Then with the
or button choose between “ON” and
“OFF”. Once you have chosen your desired
selection, press the button (<0.5S) to
save and exit to the "Setting" interface.

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7.7.2 “Information”
Once the system is turned on, Press the
and button (>2S) synchronously, to
access the "SETTINGS" menu. Press or
button (<0.5S) to select "Information", and
then press the button (<0.5S) to confirm
your selection.
7.7.2.1 Wheel Size and Speed Limit
The "Wheel Size” and "Speed Limit” cannot
be changed, this information is here to be
viewed only.
7.7.2.2 Battery Information
Press the or button (<0.5S) to
highlight “Battery Info.” in the Information
menu, and then press (<0.5S) to select.
Press the or button (<0.5S) to view
the battery info. Once you have viewed your
desired information, press the button
(<0.5S) to exit to the "Information" interface.
Content Explanation
b01 Current temperature in
degrees (°C)
b04 Total Voltage (V)
b06 Discharge Current (A)
b07 Remaining Capacity (mAh)
b08 Full charged Capacity (mAh)
b09 Default Loader Status (%)
b10 Instant charge (%)
b11 Charging cycles (number)
b12 Maximum time in which no
charge was made (Hr)
b13 Last Uncharged Time (Hr)
d00 Total Cell Number (individual)
d01 - d10 Cell Voltage 1 to 10 (m/V)
HW Hardware Version
SW Software Version
NOTE: If no data is detected, "--" is displayed.

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USER MANUAL FOR DISPLAY
7.7.2.3 Controller Information
Press the or button (<0.5S) to
highlight "Ctrl Info", and then press the
button (<0.5S) to confirm. Once you have
viewed your desired information press the
button(<0.5S) to exit to the "Informa-
tion" interface.
7.7.2.4 Display Information
Press the or button (<0.5S) to high-
light "Display Info", and then press the
(<0.5S) button to confirm. Once you have
viewed your desired information press the
button (<0.5S) to exit to the "Informa-
tion" interface.
7.7.2.5 Torque Information
Press the or button (<0.5S) to high-
light "Torque Info", and then press the
(<0.5S) button to confirm. Once you have
viewed your desired information press the
button (<0.5S) to exit to the "Informa-
tion" interface.
7.7.2.6 Error Code
Press the or (<0.5S) button and select
“Error Code”, and then press the button
(<0.5S) to confirm. It shows error informa-
tion for the last ten errors of the pedelec.
Error code "00"means that there is no error.
Once you have viewed your desired informa-
tion press the button (<0.5S) to exit to
the "Information" interface.

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7.8 ERROR CODE DEFINITION
The display can show the errors of a pedelec. If an error is detected, the error code appears on the display and
one of the following error codes will be displayed.
Note: Please read the description of the error code carefully. If you see the error code, restart the system first. If the
problem is not resolved, please contact your dealer.
Error Declaration Troubleshooting
04 The throttle has fault.
1. Check the connector of throttle whether
they are correctly connected.
2. Disconnect the throttle, If the problem still
occurs, please contact your retailer.
(only with this function)
05 The throttle is not back in its correct
position.
Check the throttle can adjust back into its
correct position, if the situation does not
improve, please change to a new throttle.(only
with this function)
07 Overvoltage protection
1. Remove the battery.
2. Re-Insert the battery.
3. If the problem persists, please contact your
retailer.
08 Error with the hall sensor signal
inside the motor Please contact your retailer.
09 Error with the Engine phase’s Please contact your retailer.
10
The temperature inside the engine
has reached its maximum protection
value
1. Turn off the system and allow the Pedelec
to cool down.
2. If the problem persists, please contact your
retailer.
11 The temperature sensor inside the
motor has an error Please contact your retailer.
12 Error with the current sensor in the
controller Please contact your retailer.
13 Error with the temperature sensor
inside of the battery Please contact your retailer.

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USER MANUAL FOR DISPLAY
Error Declaration Troubleshooting
14
The protection temperature inside
the controller has reached its maxi-
mum protection value
1. Turn off the system and let the pedelec cool
down.
2. If the problem persists, please contact your
retailer.
15 Error with the temperature sensor
inside the controller Please contact your retailer.
21 Speed sensor Error
1. Restart the system
2. Check that the magnet attached to the
spoke is aligned with the speed sensor and
that the distance is between 10 mm and 20
mm.
3. Check that the speed sensor connector is
connected correctly.
4. If the error persists, please contact your
retailer.
25 Torque signal Error
1. Check that all connections are connected
correctly.
2. If the error persists, please contact your
retailer.
26 Speed signal of the torque sensor has
an error
1.Check the connector from the speed sensor
to make sure it is connected correctly.
2.Check the speed sensor for signs of damage.
3.If the problem persists, please contact your
retailer.
27 Overcurrent from controller Please contact your retailer.
30 Communication problem
1. Check all connections are correctly con-
nected.
2. If the error persists, please contact your
retailer.
33 Brake signal has an error
(If brake sensors are fitted)
1. Check all connectors.
2. If the error continues to occur, please con-
tact your retailer.

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Error Declaration Troubleshooting
35 Detection circuit for 15V has an error Please contact your retailer.
36 Detection circuit on the keypad has
an error Please contact your retailer.
37 WDT circuit is faulty Please contact your retailer.
41 Total voltage from the battery is too
high Please contact your retailer.
42 Total voltage from the battery is too
low Please contact your retailer.
43 Total power from the battery cells is
too high Please contact your retailer.
44 Voltage of the single cell is too high Please contact your retailer.
45 Temperature from the battery is too
high Please contact your retailer.
46 The temperature of the battery is
too low Please contact your retailer.
47 SOC of the battery is too high Please contact your retailer.
48 SOC of the battery is too low Please contact your retailer.
61 Switching detection defect Please contact your retailer. (only with this
function)
62 Electronic derailleur cannot release. Please contact your retailer. (only with this
function)
71 Electronic lock is jammed Please contact your retailer. (only with this
function)
81 Bluetooth module has an error Please contact your retailer. (only with this
function)

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USER MANUAL FOR DISPLAY

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