Wuxi LingDe Microelectronics LD906GBU Page 19 Instruction Manual Download

Page: 19 / 19

Wuxi LingDe Microelectronics Co., Ltd.

Wiring Diagram

The display is matched with 5-waterproof wire and the wire
definitions are as below.

number

colour

function

Red

(VCC)

Power B+

Black

(GND)

Power B-

Yellow(

)

Gorge line: sending message

Green (

RX)

Gorge line: receiving message

Blue

(K)

Electric door look offer weak power

to other equipment

Note

：

Users cannot see the color of the internal wiring

because of the water proof connector.

Summary of Contents for LD906GBU

Page 1: ...ction Manual V1 0 2018 3 23 The instrument LD906GBU is simple and beautiful with the unique design of scientific ergonomic curve The LED is not only clearly visible in the sunlight but also displayed with soft light under the night mode that makes riding safety ...

Page 2: ...Wuxi LingDe Microelectronics Co Ltd 1 About our Manual Please read the manual of LD906GBU carefully before taking a ride for a better performance Size Instruction to display interface ...

Page 3: ...connects the APP Fore Rider in your phone RS232 Support 24V 36V 48V Installment guide 1 Fix the instrument on the handlebar and adjust a appropriate angel 2 Install the set screw from the bottom of instrument fixed on the handlebar It is advised to install the screw manually 3 Please insert the connectors of instrument and the connector of controller on the occasion of power off ...

Page 4: ...ng offering the power to controller and working well with controller after 3 seconds OFF press the button of M for a long while on the occasion of on you can turn off without wasting the power At this time the current is less than 1uA Assisted Power Select Press the button of or for a short while you can change the output power of motor The default power ranges from level 0 to level 6 1 the lowest...

Page 5: ...immediately Notes The function works out at the situation of pushing electric bicycles Do not use it when riding Turn on off headlight Press the key B on the side to turn on the headlight press the key again to turn off it and the screen is dimmed Display of handover The instrument will display the current Speed and PAS on the occasion of normal work without breakdown When pressing M you can switc...

Page 6: ...tric control system the ERR light will be alight and speed position will show the error code Only when the fault is excluded can it exit the interface If the fault happens the bicycle cannot be ridden Parameter setting In setting menu You can do settings when pressing and entering set EXIT Menu You can exit the setting menu by pressing M for a long while in any setting menu Besides you can exit th...

Page 7: ... time and corresponding indicator light on You can quit the interface by pressing M to set the next item for a short while or pressing M for a long while SET2 speed limited When in SET2 the factory default limited speed of the instrument is 25km h The effective limited speed ranges from 10 km h to 41 km h by pressing It doesn t work if over the range You can quit the interface by pressing M for a ...

Page 8: ... Nanjing Lishui Electronics Research Institute Co Ltd The user can install the corresponding Fore Rider application according to the style of mobile phone and the area of users The apple IOS system is divided into 2 versions including European one and other regional ones Android version The European version The other regional version Android version 3 UI interfaces of APP to select IOS Europe IOS ...

Page 9: ...r interface The pink interface LD903GUB goes with bluetooth and the name and password of APP Fore Rider When clicking the corresponding bluetooth equipment in the interface of searching bluetooth in the APP Fore Rider you will enter the page of password as the picture below ...

Page 10: ...ace Metal pointer interface If connected successfully you will come into the Metal pointer interface just like the picture below If not pressing the power button on the top right corner all the controller cannot be clicked When clicking power button please first check whether the instrument is connected and works well If yes the note that please first turn off the instrument will pop up If the ins...

Page 11: ...ur before opening and the headlight is off The trip is showed at the middle and bottom of the speed dial plate Once touched the display will changed from Trip A Trip B to ODO TripA and TripB can be set as 0 in the setting while ODO cannot APP Setting Interface after connecting successfully Click the tool icon in the metal pointer interface or the LED crystal interface to enter the Settings page ju...

Page 12: ...sch simplified Chinese and traditional Chinese Unit km and mile 1mile 1 61km Vibration The choice of whether the button such as shift up headlight power assist walk on the interface needs to be vibratory The options button of the interface style controller protocol type language and unit on the corresponding settings interface needs to be selected by pressing the corresponding icon or word Clear S...

Page 13: ...can go back to the last category The wheel diameter can be selected through the drop down box you can choose 16inch 18inch 20inch 22inch 24inch 26inch 700cc 28inch the default wheel diameter is 26inch The current maximum speed limit is 25Km h and the default speed limit is 25 Km h If you have set the unit Mile here shows the mile but the data can be converted to km You can slide the speed box to s...

Page 14: ... the low voltage but low voltage must be less than the full voltage Limited current means the maximum discharge current of the battery its default is 12A the user can select the maximum discharge current of the battery according to the actual demand slide left or right to reduce or increase the current limit The default of acceleration is 100 the user can choose the acceleration value according to...

Page 15: ...100 PAS setting interface Bafang protocol does not support PAS magnet per circle means pluses per circle the default is 12 Forward pulse duty cycle choose 50 the wheel will get the assisted power when it inverts choose 50 the wheel will get the assisted power when it forwards Slide the Forward pulse duty cycle button to choose The default of start after magnet number is 2 the user can set it accor...

Page 16: ...speed will be limited less than 6 km h Open the throttle level select function the corresponding speed and power will change accordingly when adjusting the level in metal pointer or crystal LED page On the contrary it won t change E bike Malfunction Diagnosis By testing the brake controller and other components to ensure that the problem can be detected in advance and not affect the normal use of ...

Page 17: ...verage 1 When the malfunction is caused by the quality of the product itself under regular use condition our company will be responsible for it under guarantee 2 24 months from the delivery time of the display out of the factory 二 The following conditions are not covered by the warranty 1 The shell is open 2 The connectors are broken 3 The shell is scratched or damaged after out of factory 4 The l...

Page 18: ...4 months from the delivery time of the display out of the factory 二 The following conditions are not covered by the warranty 1 The shell is open 2 The connectors are broken 3 The shell is scratched or damaged after out of factory 4 The lead wires from the display are scratched or broken 5 Damages are caused by irresistible e g fire earthquake etc or natural disasters such as lightning etc 6 The pr...

Page 19: ...initions are as below number colour function 1 Red VCC Power B 2 Black GND Power B 3 Yellow TX Gorge line sending message 4 Green RX Gorge line receiving message 5 Blue K Electric door look offer weak power to other equipment Note Users cannot see the color of the internal wiring because of the water proof connector ...

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