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LCD Display FEM1
User's Manual
China· Suzhou Forehorse Electronics Technology Ltd., Co

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Summary of Contents for Forehorse FEM1

  • Page 1 LCD Display FEM1 User’s Manual China· Suzhou Forehorse Electronics Technology Ltd., Co...
  • Page 2: Table Of Contents

    Text of Contents Preface ..................................1 Dimensions .................................. 1 Parameter ..................................1 Installation Instructions .............................. 1 Function switch and User settings ........................... 1 Normal Display Area ..............................1 Button definition ................................1 Preparation before starting ............................1 Startup and Shutdown ............................1 Function Switch ..............................
  • Page 3: Preface

    1 Preface Dear User: Please drive E-bike safely .The FEM1 instrument is one of the components to operate an E-bike and to control cycling status. Please read instructions carefully before using. Here we write the professional manual in order to make you understand its materials, installation, setup, adjustment, maintenance and normal use of the instrument clearly.
  • Page 4: Parameter

    Note :Inside diamneter could be adjusted by rubber o ring. ΦD=22.2mm/25.4mm/31.5mm 3 Parameter Transparent Acylic Supply Voltage 20V-55V Cover Material Button Material Silicon rubber panel Working Waterproof 35mA Shell Material IP65 Current Grade Working -25℃-80℃ Stand Material Environment 4 Installation Instructions 1.Open the display package, and take out LCD display and its components.
  • Page 5: Normal Display Area

    Function switch: Riding level shift , Assist Mode, Backlight turn on or off, ODO/Trip, Trip clearing, Battery display, Fault code display. User settings are divided into general settings and advanced settings. Normal setting items: km / mile system, the speed limit, the backlight brightness, time.
  • Page 6: Button Definition

    LCD Displays: 1.Battery Level 2. Assist Mode 3. Time 4. Mileage Mode 5. Mileage 6. mileage unit 7. Speed unit 8. Speed 9.Cycling mode: Walking Assist Mode Normal Mode Rapid Cycling Mode 7 Button definition The LCD display have the all-in-one button key , installing on its handlebar.
  • Page 7: Preparation Before Starting

    During the subsequent description, the up button called "MODE"; the middle button called "+" ,and the bottom button called "-" instead. 8 Preparation before starting Make sure the battery is energized and turn on the battery switch or the electric vehicle power switch. 9 Startup and Shutdown Press "MODE"...
  • Page 8 6. battery Level display 7. Fault code display 10.1 Riding Level Switch During the power-on status,short press the button“+” to add one mode, similarly, short press the button “-” to decrease one mode. 10.2 Assist Mode During the power-on status, long press the button “-” for three seconds, and then enter assist mode.
  • Page 9: Trip/Odo Switch

    10.4 Trip/ODO Switch In the power-on state, press the "MODE" button to switch Trip to ODO. Setting interface as shown below. 10.5 Trip Clear Setting During the power-on state, long press the button “M” and “-” at the same time for 2 seconds, trip distance is cleared. Note: The ODO can not be cleared.
  • Page 10: Fault Code Display

    The remaining battery capacity display interface as shown below: 10.7 Fault Code Display when the E-bike electronic control system fails, the FEM1 instrument will automatically display the fault code. The definition of the table and fault code display interface as shown below:...
  • Page 11: User Settings

    Show Show Definition Definition Reach the high temperature Turn to no homing protection point Turn fault Temperature sensor fault Low voltage Current sensor fault protection Over voltage Speeed sensor fault protection Motor Hall singal Battery communication fault Line fault Instrument communication Motor Phase line fault fault Note: Only the fault is solved, the instrument can exit from the fault code...
  • Page 12: Speed Limit Setting

    11.2 Speed Limit Setting Short press "MODE" button, switch to interface “P02” to enter the speed limit setting. Short press "+" button to increase the limited speed, or press "-" button to decrease limited speed Limited speed range is 15-50 Km/h; 10-32 Mile/H.
  • Page 13: Backlight Brightness Setting

    11.3 Backlight Brightness Setting After setting the speed limit , press "MODE" button to enter the backlight brightness settings; press "+" button to increase the backlight brightness and press "-" button to decrease the backlight brightness. Setting range: 1-8. Setting interface as shown below: The setting interface showing as following: 11.4 Time Setting After the brightness setting, short press "MODE"...
  • Page 14: Exit General Setting

    The setting interface showing as following: 11.5 Exit General Setting After the time setting , short press "MODE" button to exit the general settings. 12 Into Advanced Setting When started up, press the "+" button and the "-" button for 2 seconds to enter the general setting mode, release all buttons, then press the "+"...
  • Page 15: Wheel Diameter Setting

    12.1 Wheel Diameter Setting After entering the advanced setting, the first setting is the wheel diameter (Unit: inch), press "+" button to increase the wheel diameter and press "-" button to decrease the wheel diameter. Setting range: 8-32; Setting Units: inches. The setting interface is as following: 12.2 Automatic Power-off Time Setting After the wheel diameter setting, short press the “MODE”...
  • Page 16: The Total Stall Setting

    Setting interface is as following: Note: Number “0” means no automatically power off, and need manual shutdown. 12.3 The Total Stall Setting After setting the automatic power-off time, press "MODE" button to enter the total stall setting, press "+" button to increase the total number of stalls, and press "-"...
  • Page 17: Frequently Asked Questions And Answers

    Note: The total stall does not include the 0 stall and L. Such as: the total stall set to 3, then the actual stalls are 0,1,2,3,L. After setting , the instrument needs to restart, then the settings take effect. 13 Exit the Advanced Setting After the time setting , short press "MODE"...
  • Page 18: Commitment To Quality And Warranty

    3. Fails due to force majeure (such as fire, earthquake, etc.) or natural disasters (such as lightning, etc.) caused . 4. exceed the warranty period Warranty period: from the factory within 18 months. Add: No. 211 Zhujiang S. Rd, Suzhou, China Web: www.forehorse.com Tel: 0512-66312718 Fax: 0512-66312708...

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