BAFANG DP E170.CAN User manual

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BF-UM-C-DP E170-EN November 2019
USER MANUAL FOR DISPLAY
CONTENT
7.1 Important Notice 2
7.2 Introduction of Display 2
7.3 Product Description 3
7.3.1 Specifications 3
7.3.2 Functional Overview 3
7.4 Display Information 3
7.5 Key Definition 3
7.6 Normal Operation 4
7.6.1 Switching the System ON/OFF 4
7.6.2 Selection of Support Levels 4
7.6.3 Headlights / backlighting 4
7.6.4 Battery Capacity Indication 4
7.7 Error Code Definition 5
7 USER MANUAL FOR
DP E170.CAN

2BF-UM-C-DP E170-EN November 2019
7.2 INTRODUCTION OF DISPLAY
• Model: DP E170.CAN • The label marking is as follow:
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 is not included due to wear and
normal use and aging.

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BF-UM-C-DP E170-EN November 2019
USER MANUAL FOR DISPLAY
7.3 PRODUCT DESCRIPTION
7.3.1 Specifications
• Operating temperature: -20℃~45℃
• Storage temperature: -20℃~60℃
• Waterproof: IPX5
• Bearing humidity: 30%-70% RH
7.3.2 Functional Overview
• Battery capacity indicator
• Switch on and off
• Indication and selection of support levels
• Control of lighting system
• Indication for error messages
7.4 DISPLAY INFORMATION
The display area is indicated by RGB lights,
including the support level, battery capacity
and error indication.
• Display of Support Level
It shows the current support level of 1-3.
• Display of Battery Capacity
The RGB light indicates the current battery
capacity. Under the state of support level, if
there is no operation within 5s, the screen
will switch to display the battery capacity.
• Display of Error Code
The RGB light flashes at a frequency of 1Hz.
7.5 KEY DEFINITION
DP E170.CAN has a single button, which achieves to power on and off the machine, select the
support levels, and switch on and off the headlight.

4BF-UM-C-DP E170-EN November 2019
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.
In the off state, the leakage current is less
than 1uA.
7.6.2 Selection of Support Levels
When the display is turned on, press
(<0.5S) to switch the support levels and
change the output power of the motor. The
default level is level 1-3. The lowest level is
1, the highest level is 3.
level 1- Cyan; level 2- Blue; level 3- Purple
7.6.3 Headlights / backlighting
ON: Double click when the light is off,
and the controller will turn on the lights.
OFF: Double click when the light is on,
and the controller will turn off the light.
(After turning on the headlight, the bright-
ness of DP will decrease, and vice versa.)
7.6.4 Battery Capacity Indication
Capacity Range Color
40% < C ≤ 100% Green
20% ≤ C ≤ 40% Yellow
5% ≤ C < 20% Red
<5% Flashing Red
The current battery capacity is displayed by
default upon powering on. Press (<0.5S)
to display the current level, and short press
again to switch the level.
Under the state of support level, if there
is no operation within 5s, the screen will
switch to display the battery capacity.

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BF-UM-C-DP E170-EN November 2019
USER MANUAL FOR DISPLAY
7.7 ERROR CODE DEFINITION
The display can show the errors of a pedelec. When the fault is detected, the RGB lights will flash at a frequency
of 1 Hz. The flashing blue light indicates the tens digit of the error code, while the flashing cyan light indicates
the unit digit. For example:
Error code 25 :
The blue light flickers for 2 times, and the cyan light flickers for 5 times.
Note: Please read carefully the description of the error code. When the error code appears, please first restart the
system. If the problem is not eliminated, please contact your dealer or technical personnel.
Error Declaration Troubleshooting
04 The throttle has fault.
1. Check whether the connector of the throttle are
correctly connected.
2. Disconnect the throttle, if the problem still occurs,
please contact your retailer.
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.
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 phases Please contact your retailer.
10
The temperature inside the en-
gine 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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BF-UM-C-DP E170-EN November 2019
USER MANUAL FOR DISPLAY
Error Declaration Troubleshooting
14
The protection temperature
inside the controller has reached
its maximum protection value
1. Allow the pedelec to cool down and restart the
system.
2. If the problem still occurs, please change the
controller or contact your supplier.
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 connect-
ed correctly.
4. If the error still exists, please contact your retailer.
25 Torque signal Error 1. Check that all connections are connected correctly.
2. If the error still exists, 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 still exists, please contact your
retailer.
27 Overcurrent from controller Please contact your retailer.
30 Communication problem 1. Check all connections are correctly connected.
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 still exists, please contact your retailer.
35 Detection circuit for 15V has
an error Please contact your retailer.
36 Detection circuit on the key-
board has an error Please contact your retailer.

7BF-UM-C-DP E170-EN November 2019
Error Declaration Troubleshooting
37 Controller WDT circuit is faulty Please contact your retailer.
38 Sensor 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 Gear shift defects. Please contact your retailer.
62 Gear shift cannot release. Please contact your retailer.
71 Electronic lock is jammed Please contact your retailer.
81 Bluetooth module has an error Please contact your retailer.