Contents IMPORTANT NOTICE..................3 Important safety information ................ 4 SHIMANO STEPS battery management systems and compatibility.... 8 Notice....................... 9 Regular inspections before riding the bicycle ..........12 Booklet structure ..................13 SHIMANO STEPS characteristics..............14 Before you ride ..................... 17 Quick guide ....................
The Bluetooth word mark and logos are registered trademarks owned by the Bluetooth SIG, Inc. and any use of such marks by SHIMANO INC. is under license. Other trademarks and trade names are those of their respective owners. For safety, be sure to read this user's manual thoroughly before use, follow it for correct use, and store it so that it can be referenced at any time.
Important safety information Important safety information Handling the battery Do not deform, modify, disassemble, or apply solder directly to the battery. Doing so may cause leakage, overheating, bursting, or ignition. Do not leave the battery near sources of heat such as heaters, and do not heat the battery or throw it into a fire.
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Be sure to follow the instructions provided in the manuals when installing the product. Only use SHIMANO genuine parts. If a component or replacement part is incorrectly assembled or adjusted, it can lead to component failure and cause the rider to lose control and crash.
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Important safety information Do not use the battery if it has any noticeable scratches or other external damage. If this is not observed, bursting, overheating or problems with operation may occur. Do not use the battery if leakages, discoloration, deformation, or any other abnormalities occur. If this is not observed, bursting, overheating or problems with operation may occur.
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Important safety information Riding precautions Observe the instructions in the manual for the bicycle in order to ride safely. Safety precautions Never modify the system. Doing so may cause a system error. Periodically check the battery charger and adapter, particularly the cord, plug, and case, for any damage. If the charger or adapter is broken, do not use it until it has been repaired.
This manual only describes products compatible with Gen.2. With some exceptions, first-generation and Gen.2 products of SHIMANO STEPS components are not compatible with each other. For details, refer to the compatibility information on the SHIMANO product website ( https://productinfo.shimano.com/#/com The Gen.2 battery and compatible battery mount are marked “Gen.2” as indicated in the figure.
SHIMANO website. Products are not guaranteed against natural wear and deterioration from normal use and aging. For maximum performance we highly recommend SHIMANO lubricants and maintenance products. Handling the battery When charging the battery while it is mounted on the bicycle, be careful of the following: Before charging, check that there is no water on the charging port or the plug of the battery charger.
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Before connecting the battery, make sure that there is no water collecting in the area where the battery will be connected (connector), and that it is not dirty. It is recommended to use a SHIMANO genuine battery. If using a battery from another company, be sure to read the owner's manual thoroughly prior to use.
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Notice The open source software used in this product is available at the following URL: https://si.shimano.com/compliance/oss Labels Some of the important information contained in this manual is also indicated on the battery charger label. Disposal information for countries outside the European Union This symbol is only valid within the European Union.
Regular inspections before riding the bicycle Regular inspections before riding the bicycle Before riding the bicycle, check the following items. If any problems are found, consult your place of purchase or a distributor. Does the drivetrain perform gear shifting smoothly? Is there any looseness or damage in the component parts? Are the components securely installed to the frame/handlebar/stem, etc.? Do any abnormal noises occur while riding?
Booklet structure Booklet structure SHIMANO STEPS user's manuals are split among several booklets, as described below. Be sure to read these user's manuals thoroughly before use, and follow them for correct use. Store the user's manuals so that they can be referenced at any time.
SHIMANO STEPS characteristics SHIMANO STEPS characteristics Pursuing the bicycle-like feel With its lightweight and compact design, the drive unit is meant to provide a bicycle-like feel with reduced operation noise and powerful output. Improved customization Automatic gear shifting is compatible with both the assist profile and the rear derailleur, enabling a wide range of customization.
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SHIMANO STEPS characteristics When the battery level is low, the level of assistance is automatically reduced to increase the maximum traveling distance. When battery levels are unstable, or when assist power is not required, you can turn assist mode to [OFF].
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SHIMANO STEPS characteristics between them according to riding conditions. [Auto shifting while pedaling] Turn automatic gear shifting while pedaling ON or OFF. When turned ON, you can use the switch unit to change to automatic gear shifting. [AUTO FREE SHIFT] Turn automatic gear shifting while coasting (not pedaling) ON or OFF.
Be sure to charge it before use. The battery can be used when the LED on it turns on. Please read the “ SHIMANO STEPS Special Battery and Parts User's Manual ” for how to charge and handle the battery.
Quick guide Quick guide This section explains how to handle an assist bicycle that has had SHIMANO STEPS installed. Depending on the assist bicycle used, the installed battery, cycle computer, and switch unit may differ from what is listed here. Refer to the “...
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Quick guide Turn the power ON. To turn OFF the power, repeat this procedure. Wait a while before pressing the power button when turning the power ON again after the power has been turned OFF. Example of external type battery Example of built-in type battery According to the assist bicycle, the location of the power button may be different from the one shown in the figure.
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Quick guide Select assist mode. When the power is turned off, the assist mode resets to [OFF]. The below shows the display for the [BASIC] assist profile. For the [Fine tune] assist profile display, refer to the user's manuals for your cycle computer and switch unit. Cycle computer example Assist mode display Switch unit...
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Making walking and pushing the bicycle easy (walk assist) SHIMANO STEPS has a function where assist works even when you are walking and pushing the assist bicycle. Depending on the region of use, you may not be able to use it due to the laws of the region. In this case, the operations described here are disabled.
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Quick guide Stop and switch to walk assist mode. Press and hold Y on the assist switch (left side of the handlebar) until it reaches the following state: Cycle computer: [WALK] is displayed 3-switch type: LED2 lights up blue LED2 (Blue) 2-switch type 3-switch type...
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Quick guide Carefully push the bicycle while pressing Y again. The drive unit operates while Y is pressed to assist you in pushing the bicycle. When the drive unit is operating, the LED and screen displays change as shown in the figure. LED2 (Flashing blue) 2-switch type...
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Quick guide Automatic and manual gear shifting Depending on the assist bicycle used, you may be able to switch between automatic and manual gear shifting. Automatic gear shifting: Automatically shifts gears based on riding conditions. Manual gear shifting: This is standard electronic gear shifting. Gears are shifted by operating the shift switch.
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Quick guide Switch between automatic and manual gear shifting. Press A on the shift switch (right side of the handlebar). Shifting switches between automatic and manual gear shifting as shown below. 3-switch type MTB type When there is one automatic gear shifting setting Manual gear shifting Automatic gear shifting...
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Names of parts External type battery Battery mount Drive unit Drive unit cover (left side and bottom side) Crank arm Chainring unit Speed sensor Shifting unit Disc brake rotor Switch unit (assist switch) Switch unit (shift switch) or shift lever Cycle computer Electric wire Chain device...
Storage temperature (battery) -20 - 60°C Charging voltage 100 - 240 V AC Charging time Refer to the “ SHIMANO STEPS Special Battery and Parts User's Manual .” Battery type Lithium-ion battery Nominal capacity Refer to the “ SHIMANO STEPS Special Battery and Parts User's Manual .”...
When a problem occurs Error indication When a problem occurs Error indication For details on error/warning codes, check the latest versions below: https://si.shimano.com/error Troubleshooting The FAQ for SHIMANO STEPS can be accessed with the following: https://bike.shimano.com/faq/STP0A...