Shimano Steps SC-EM800 User Manual

Shimano Steps SC-EM800 User Manual

Cycle computer
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UM-7H90A-000
SHIMANO Total Electric Power System
SC-EM800 User's Manual
Cycle Computer

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Joel Scott
June 6, 2025

My app is set to automatiq but display won't change from M and cadence won't adjust. Remains around 65 despite being set at 80 on app.

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Summary of Contents for Shimano Steps SC-EM800

  • Page 1 UM-7H90A-000 SHIMANO Total Electric Power System SC-EM800 User's Manual Cycle Computer...
  • Page 3: Table Of Contents

    CONTENTS IMPORTANT NOTICE ..................3 Important Safety Information .................3 NOTICE .......................4 Regular inspections before riding the bicycle ............4 Booklet Structure ..................6 Names of parts .....................7 Notation method for operations ....................8 Installing and removing the cycle computer ............9 Basic operation ..................10 Turning the power ON/OFF ....................
  • Page 4 When a problem occurs ...................... 28...
  • Page 5: Important Notice

    IMPORTANT NOTICE WARNING Riding precautions • Contact the place of purchase or a distributor for information on installation and adjustment of the • Do not to pay excessive attention to the cycle computer products which are not found in the user's manual. The display while riding.
  • Page 6: Notice

    Connection and communication with • Use the product under the supervision of someone responsible for safety and upon receiving usage smartphone or tablet instructions. • It is possible to customize single components or the Do not allow anyone with reduced physical, sensual, or system, and update firmware, using E-TUBE PROJECT for mental capacity, or those without experience or smartphones/tablets after connecting the bicycle (system...
  • Page 7 FCC compliance information This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
  • Page 8: Booklet Structure

    The latest user's manuals are available on our website (https://si.shimano.com). • SHIMANO STEPS user's manual This is the basic user's manual for SHIMANO STEPS. It contains the following content. - SHIMANO STEPS quick guide - How to operate assist bicycles that use flat handlebars, such as city, trekking, or MTB type bicycles - Troubleshooting •...
  • Page 9: Names Of Parts

    MTB type switch unit (left) MTB type switch unit (right) 機能ボタン 機能ボタン The operation for each button/switch is indicated below. Cycle computer (SC-EM800) Function When riding: Switching traveling data display Button*1 When setting: Switch screen or confirm setting changes The operation performed when the button is held down differs according to whether a switch unit with an assist function assigned is connected.
  • Page 10: Notation Method For Operations

    Switch unit (left) Switch unit (right) (default: for assist) (default: electronic gear shifting) When riding: Increase assistance Switch-X When setting: Move cursor or change Switch-X When riding: Shifting up setting When riding: Decrease assistance Switch-Y When setting: Move cursor or change Switch-Y When riding: Shifting down setting...
  • Page 11: Installing And Removing The Cycle Computer

    Installing and removing the cycle computer For the installation/removal procedure, contact the place of purchase or a distributor.
  • Page 12: Basic Operation

    For the procedure for turning the main power ON/OFF, refer to the SHIMANO STEPS user's manual. NOTICE • Before turning the power ON, please refer the SHIMANO STEPS special battery and parts user's manual to check the following. - The battery is firmly attached to the battery mount •...
  • Page 13: Viewing The Screen

    Only displayed for electronic gear shifting. Refer to the SHIMANO STEPS user's manual. For assist bicycles that cannot switch the gear shifting mode, the display is fixed to [A] or [M]. Refer to "Switching the traveling data display".
  • Page 14: Turning The Light On/Off

    * The battery level indicator will flash when the battery level is low. • The cycle computer uses zero to indicate a battery level where assistance cannot be performed. With the SHIMANO STEPS system, the light can still be lit up for a while when assist stops due to a low battery. Therefore, the above-mentioned battery level may differ from that which can be checked on the battery.
  • Page 15: Switching The Traveling Data Display

    „ Switching the traveling data display On the main screen, you can check various traveling data in addition to the current speed. The traveling data that can be displayed differs according to the assist bicycle. On the main screen: <F> Current speed The traveling data switches in the following order each time <F>...
  • Page 16 Resetting the traveling distance The traveling distance is reset from the main screen. When the traveling distance is reset, [TIME] (traveling time), [AVG] (average speed), and [MAX] (maximum speed) will also be reset. The traveling distance can also be reset from the setting menu. Refer to "Resetting the traveling distance [Clear]". On the main screen: <F>...
  • Page 17: Setting Menu

    Setting menu The items that can be set differ according to the assist bicycle. If assist switch is not connected, the setting menu cannot be displayed. „ Switching to the setting menu Stop the bicycle ⇒ <F> (continue to hold until the screen switches) Main screen Setting menu screen •...
  • Page 18: Setting The Time [Clock]

    „ Setting the time [Clock] Setting menu screen ⇒ [Clock] ⇒ <↑> or <↓> to change the "Hour" number ⇒ <F> The cursor moves to the "Minute" number. <↑> and <↓> to change the "Minute" number ⇒ <F> The display will automatically return to the setting menu screen. •...
  • Page 19: Setting The Display

    „ Setting the display Setting the screen brightness [Brightness] Setting menu screen ⇒ [Brightness] ⇒ <↑> or <↓> to adjust the brightness ⇒ <F> The display will automatically return to the setting menu screen. Switching the display language [Language] Setting menu screen ⇒ [Language] ⇒ select the display language ⇒ <F> The display will automatically return to the setting menu screen.
  • Page 20 Resetting the traveling distance [Clear] Resets the traveling distance. When the traveling distance is reset, [TIME] (traveling time), [AVG] (average speed), and [MAX] (maximum speed) will also be reset. Setting menu screen ⇒ [Clear] ⇒ [DST] The display will automatically return to the setting menu screen.
  • Page 21: Setting The Assist Bicycle Function

    „ Setting the assist bicycle function Turning the light ON/OFF [Light] Turns the light connected to the drive unit ON/OFF. Setting menu screen ⇒ [Light] ⇒ [ON] / [OFF] The display will automatically return to the setting menu screen. Setting the gear position when starting from a stop [Start mode] Automatically shifts to the set gear position when the bicycle starts from a stop.
  • Page 22 • The settings may differ according to the assist bicycle. Refer to the manual for the assist bicycle. Adjusting auto gear shifting [Shift timing] Adjusts the gear shifting timing during automatic gear shifting. Setting items Explanation Increase value Increase the value when pedaling feels too heavy. Decrease value Decrease the value when pedaling feels too light.
  • Page 23: Wireless Connection

    All the information displayed on the main screen can be sent to an external device that supports ANT connections. Connection method When the main power is turned ON for SHIMANO STEPS, communication can be received at any time. Refer to the manual of the external device, switch the external device to connection mode, and then connect it.
  • Page 24 Items configurable in E-TUBE PROJECT The items that can be set differ according to the assist bicycle. Refer to the help manual for E-TUBE PROJECT for details. • The functions assigned to each operation switch can be changed. • The settings that can be configured from this product can also be configured from E-TUBE PROJECT. •...
  • Page 25: Troubleshooting

    Troubleshooting „ Recovering from the RD protection function [RD protection reset] In order to protect the system from falls etc., the RD Protection function will operate when the rear derailleur is subjected to a strong impact. The connection between the motor and the link will be momentarily severed so that the rear derailleur can no longer operate.
  • Page 26: Warning Indication

    Refer to the SHIMANO STEPS user's manual and perform the following. Turn the power OFF and then ON again. If W105 is displayed frequently, have your place of purchase perform the following.
  • Page 27 Operational restrictions Code*1 Indication conditions Remedy being displayed If it has exceeded the temperature in which discharge is possible, leave the battery in a cool place away from The power was direct sunlight until the internal temperature of the turned OFF due to battery decreases sufficiently.
  • Page 28: Error Indication

    „ Error indication If an error message is displayed on the entire screen, refer to the SHIMANO STEPS special battery and parts user's manual and follow one of the procedures below to reset the display. • Press the battery power button to turn the power OFF.
  • Page 29 Indication Operational restrictions being Code*1 Remedy conditions displayed Battery does not recognize the drive Have your place of purchase perform the following. unit. • Connect a genuine battery or drive unit. Also (A genuine drive E025 No system functions will start. check the power cord for abnormalities.
  • Page 30 „ When a problem occurs Symptoms Possible cause Remedy Refer the SHIMANO STEPS special battery The (main) battery level may be too low. and parts user's manual to charge the battery, and then turn the power ON again. Refer the SHIMANO STEPS special battery...
  • Page 31 One Holland, Irvine, California 92618, U.S.A. Phone: +1-949-951-5003 High Tech Campus 92, 5656 AG Eindhoven, The Netherlands Phone: +31-402-612222 3-77 Oimatsu-cho, Sakai-ku, Sakai City, Osaka 590-8577, Japan Please note: specifications are subject to change for improvement without notice. (English) © Apr. 2020 by SHIMANO INC. ITP...

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