SHIMANO 02 Wireless system SC7900 SPEED User Manual 7DC0 01 Eng 03 25

Shimano.INC. Wireless system SC7900 SPEED 7DC0 01 Eng 03 25

user manual

1. Features of the SC-7900••••••••••••••••••••••••62. Table of Optional Item Combinations••••••••••••••7• Bracket combinations•••••••••••••••••••••••••••73. Product Overview•••••••••••••••••••••••••••••8• Package contents••••••••••••••••••••••••••••••8• Options•••••••••••••••••••••••••••••••••••••94. Replacing the Batteries•••••••••••••••••••••••••115. Pairing Function•••••••••••••••••••••••••••••••136. Installation•••••••••••••••••••••••••••••••••••147. Basic Operation•••••••••••••••••••••••••••••••19• Power supply (ON)•••••••••••••••••••••••••••••19• Sleep mode (power saving function)•••••••••••••••••19• Restarting in initialization mode•••••••••••••••••••20• Restarting from sleep mode•••••••••••••••••••••••22• Backlight illumination•••••••••••••••••••••••••••228. Display Functions•••••••••••••••••••••••••••••23• LCD display details•••••••••••••••••••••••••••••23• Low battery / low memory indicator•••••••••••••••••23• Normal mode details•••••••••••••••••••••••••••259. Setting Modes••••••••••••••••••••••••••••••••26• Main menu••••••••••••••••••••••••••••••••••27• SETTING mode••••••••••••••••••••••••••••••••28Bike settings••••••••••••••••••••••••••••••••28System settings••••••••••••••••••••••••••••••30User settings••••••••••••••••••••••••••••••••32Setting your heart rate zone•••••••••••••••••••••35Setting the altitude•••••••••••••••••••••••••••36Checking the pairing••••••••••••••••••••••••••37• FILE VIEW mode•••••••••••••••••••••••••••••••37Viewing files••••••••••••••••••••••••••••••••37Deleting files•••••••••••••••••••••••••••••••39Cycle Computer SC-7900English3–52Dutch53–100German101–148French149–196Spanish197–244Italian245–292Japanese293–340EnglishINDEX3
5• Be careful not to pay excessive attention to the main unit LCDwhile riding, otherwise you may have an accident.• Do not use this product if you are using a heart pacemaker.• This product is not a medical device. Data values should be used asreferences only.• Button batteries which have been removed after use should bekept in a safe place out of the reach of children to avoid accidentalswallowing.• If batteries are swallowed by mistake, seek medical adviceimmediately.• Do not use any batteries other than those specified. If the batteriesexplode or leak, fire, personal injury or damage to surroundingobjects may occur.• Used batteries should be disposed of in accordance with localwaste regulations.Note:* Equipment such as high-voltage power lines, signal devices, trams,personal computers and LED lights may affect the cycle computer andcause the heart rate to display incorrectly.* Handle each unit carefully, and avoid subjecting them to any shocks.* Avoid leaving the units exposed to extremely hot weather conditions forlong periods.* The units are designed to be fully waterproofed to withstand wetweather riding conditions; however, do not deliberately place them intowater.* Never disassemble any of the SC-7900 components, as they cannot bereassembled.* The all clear (AC) switch is used to clear the date and time information.* Do not use thinner or other solvents to clean any of the components.Solvents may damage the main unit and sensor surfaces.* To clean these parts, wipe them with a cloth soaked in a weak mixture ofneutral detergent and water.* Natural wear and deterioration which occurs as a result of normal use isnot covered by warranty.* If the button batteries are used incorrectly, they may leak or explode, somake sure you observe the following points.· Use only the specified batteries. Other types of battery cannot be used.· Remove the batteries if they are not going to be used for long periods.· If the batteries can no longer be used, they should be removedimmediately.· Do not recharge the batteries.· Insert the batteries so that the + and – sides are correctly aligned.· Never throw the batteries into fire.* None of the parts of the SC-7900 are interchangeable with the previousFLIGHT DECK system, and cannot be used in conjunction with them.* All units are connected wirelessly, and therefore there may be a slightamount of time lag before displays appear. Safety precautionsWARNING10. Stopwatch Function / Recording Traveling Data••••4011. FLIGHT DECK Manager••••••••••••••••••••••••43FLIGHT DECK Manager functions••••••••••••••••••43System requirements for using the software••••••••••44Installing FLIGHT DECK Manager••••••••••••••••••45Launching for the first time•••••••••••••••••••••46Installing the driver for the USB dongle•••••••••••••47Connecting to the main unit (PC-LINK)••••••••••••••4812. Updating the Software••••••••••••••••••••••••4913. Troubleshooting•••••••••••••••••••••••••••••4914. Main Specifications/Display Ranges••••••••••••••504
6 71. Features of the SC-7900 2. Table of Optional Item CombinationsDisplay can switch to show a variety of traveling data.(Page 25)Traveling data such as distance, time, heart rate condition, calorieconsumption, altitude and slope are displayed in the LCD of the mainunit.Automated stopwatch counter (Page 40)The stopwatch counter can be started and stopped automatically bydetecting the bicycle speed.Remote operation from ST/SW (Page 25, 42)Changing the display and recording lap data can be carried out byremote using the dual control lever or the shifting switch.Units are paired and connected wirelessly (Page 13, 21, 22)The speed sensor, heart rate sensor and ST wireless units (optional)are connected wirelessly. Up to a maximum of four bicycles can beregistered in a single main unit. The main unit can be shared betweenthe registered bicycles, and you can change which registered bicycleyou ride. Managing your heart rate (Page 35, 36)You can specify the minimum heart rate and maximum heart rate touse as targets for indicating your level of activity. If your heart rategoes outside the set limits, the main unit can notify you by means ofa buzzer and the heart rate value flashing on the display.Checking the display in dark places (Page 22)Backlight illumination lets you check the information appearing onthe LCD even in dark places.Managing data using a computer (Page 43)Communication between a personal computer and the main unit ispossible by means of a USB dongle (optional).This can be used to retrieve traveling data from the main unit, displaythis data in the form of graphs, change main unit settings and updatethe main unit software.Bracket combinationsSM-EW79F-EST-7970SC-7900SM-EW79F-IFor ST-7971 (Time Trials/Triathlon)For ST-7900/6700 For ST-7970ST-7971SW-7971SM-SC79ST-7900/6700
983. Product OverviewPackage contentsAccessoriesCheck that all of the following products are present.RECATrpm Km/hMile/h■Main unit (cycle computer)SC-7900• Magnet• Bracket • ST wireless units (1 each for left and right)• Top cover for ST wireless unitOptions■Bracket set for FLIGHT DECK SM-SC79 (for ST-7900/6700)• Cable ties forsecuring speedsensor (x4)• Rubber seat forspeed sensor• Rubber belt for heart ratesensor unit• Battery• Service Instructions (This booklet)• Application CD-ROM• Bracket band adapterFor 25.8 mm inner diameter■Speed sensor■Heart rate sensor unit SM-HR79(Front) (Rear)(Front)(Front)(Rear)ElectrodeBattery capBattery capSensor markerBracket bandMode button(right)Battery eject slitLapbutton(left)CR2450 (x1)CR2032 (x1)CR1632 (x1)• BatteryCR1632 (x2)BatterycapButton BSet button (Stopwatch button)All clear (AC) switchSelect buttonLCD(Rear)(for ST-7900)ST(for ST-6700)Button A• Bracket fixing screws18mm (x1)15mm (x1)
■Main unitBattery used: CR2450 (x1)10 11■Bracket set for FLIGHT DECK SM-EW79F-E (for ST-7970)Bracket bandRear derailleuradjustment button• Bracket■USB dongle SM-DL79USB port cover• Bracket band adapterFor 25.8 mm inner diameter■Bracket set for FLIGHT DECK SM-EW79F-I (for ST-7971/SW-7971)• Bracket• Bracket fixing screws18mm (x1)15mm (x1)12mm (x1)• Bracket band• Bracket band adapterFor 25.8 mm inner diameter4. Replacing the BatteriesInsert so that the + side is facing upward as shown in the illustration, andthen close the battery cap.CAUTION:• Always be sure to operate the buttons to forcethe main unit into sleep mode before replacingthe main unit battery.• If you replace the battery without setting themain unit to sleep mode first, the main unit willstart up in initialization mode. * For details on initialization mode, refer to page 20.• When replacing the battery of the main unit, remove the old batteryand then wait at least 10 seconds before inserting the new battery. • If the low battery indicator appears in the main unit display, replacethe battery with a new one straight away.• If carrying out pairing between the main unit and the other units,batteries must be inserted into the other units too.* Refer to page 13 for details on pairing.■Speed sensorBattery used: CR1632 (x1)CAUTION:If the speed is not being displayed correctly in themain unit display, repeat the pairing operation. Ifthis still does not solve the problem, replace thespeed sensor battery with a new one. OpenCloseOpenCloseAdapterRear derailleuradjustment button• Bracket fixing screws18mm (x1)15mm (x1)• Aero bar protective sticker• Cable ties for securingadapter (2 types x4)The batteries for units other than the main unit should be insertedwhen the units are being paired. In order to increase the operating life of the battery, it isrecommended that you set the main unit to sleep mode after use sothat it consumes less power. (For details on sleep mode, refer topage 19.)
(1) Press button A and button B on the main unit simultaneously to startup setting mode.(For details on starting up setting mode, referto page 26.)(2) Select “SETTING” in the main menu. Thenselect “PAIRING” in the Setting menu so thatthe pairing confirmation screen is displayed.If pairing has not yet been carried out for aparticular unit, “–“ will appear beside thename of the unit. If pairing has already been carried out for a unit,“™” will appear.1312■ST wireless unitsBattery used: CR1632 (x1)(1) Insert so that the - side is facing upward asshown in the illustration.(2) Close the battery cap so that it is back in itsoriginal position.* To remove the battery, insert a thin object into thebattery eject slit and push out the battery, whilebeing careful not to damage the battery or the unit.• Button batteries which have been removed after use should be keptin a safe place out of the reach of children to avoid accidentalswallowing.• If batteries are swallowed by mistake, seek medical adviceimmediately.• Do not use any batteries other than those specified. If the batteriesexplode or leak, fire, personal injury or damage to surroundingobjects may occur.• Used batteries should be disposed of in accordance with local wasteregulations.WARNING■Pairing setting method5. Pairing FunctionIn order for the main unit to display information from each of the sensors,the various units must first be registered with the SC-7900 system.This is called ‘pairing’.(3) Press the select button on the main unit to switch to pairing standbymode.While the main unit is in pairing standby mode,insert the batteries into the units which youwould like to carry out pairing for. * The units will switch to pairing mode for 30seconds after their batteries are inserted.* The SM-EW79F-E/I will switch to pairing modefor 30 seconds once the battery for the gearshifting system has been connected. (4) Press the select button and the set button onthe main unit simultaneously within the 30seconds that the unit to be paired is in pairingmode.“SCANNING” will appear in the data displayand pairing will then start.The heart rate sensor unit will operate and batterypower will be consumed if the electrodes aretouched, even if it is not fitted to your body.In order to avoid battery power being consumedunnecessarily, remove the heart rate sensor unit andset the main unit to sleep mode immediately afteruse.■Heart rate sensor unitBattery used: CR2032 (x1)OpenClose(–)(+)
(1) Determine the installationposition for the bracket,and then attach the aerobar protective sticker.(2) Install the bracket to thehandlebar as shown in theillustration. Tighten the cable tie along the groove in the adapter.Tighten the cable tie along the groove in the adapter.1514(6) Repeat steps (3) and (4) for each unit until all units have been paired.(7) Once pairing has been completed for all units, press the set button(exit▼) to exit the pairing operation.* If multiple SC-7900 users carry out pairing simultaneously, the unitsfor other users may become paired with your own system.In order to make sure that pairing is carried out correctly, do notcarry out pairing near any other users who are also carrying outpairing, or near any other devices which may operate wirelessly.* After pairing has been completed, each user should check to makesure that pairing has been carried out correctly.* The st-R and st-L (ST wireless units) are optional.* The ST wireless units will start operating once bot the left and rightunits have finished being paired. They will not operate only bythemselves.(SM-EW79F-E/I) (SM-SC79)(5) When pairing is complete, “™”wil appear beside the name of the unitwhich has just been paired. If you press theselect button, the main unit will switch topairing standby mode. You can then continueto carry out pairing operations for any otherunit which has not yet been paired.* Do not press the set button (exit▼) untilpairing has been completed for all units.< SM-SC79, SM-EW79F-E/I >(1) Install the bracket band to the middle of thebicycle handlebars. Tighten the band using thefixing bolt.Handlebar installation diameter : 31.8 mm / 25.8 mm (using an adapter)Tightening torque : 1.5 N·m {13 in.lbs}(2) Install the bracket to the band.Tightening torque = 1.0 N·m {8 in.lbs}■Installing the bracket■Installing the bracket to the aero bar6. InstallationCAUTION:Carry out pairing for a unit before installing the unit.(For details on pairing, refer to page 13.)< SM-EW79F-I >(1) Before installing the main unit, switch it to setting mode and set theuser details and any other necessary settings.(For details on starting up setting mode and methods of operation,refer to page 26.)(2) Slide the main unit into the bracketas shown in the illustration to installit. At this time, insert the main unitsecurely until it clicks into place.■Installing the main unitAero bar protective sticker* For the SM-EW79F-I, replace the adapter andband to match the handlebars being used ifrequired.Tightening torque = 1.0 N·m {8 in.lbs}(For details on connecting the cables, refer to page 00.)Adapter 12 mm18 mm15 mm
■Heart rate sensor unit1716(1) Use a screwdriver to secure theaccessory magnet (x1) to the right sideof the front wheel as shown in theillustration.(2) Use two of the accessory cable ties toprovisionally secure the speed sensor tothe front fork as shown in theillustration.■Installing the speed sensor(1) Attach the hook of the rubber belt onto theplastic part (electrode). Attach the belt directlyto your body so that the plastic part is closeagainst your skin.(2) The signal will be sent from the casing to themain unit via a transmitter, so attach the beltto the middle of your stomach area as shown inthe illustration.• In order to eliminate measurement errors, it is recommended thatyou moisten the electrode with water before attaching the belt.• Dry skin or thick body hair may affect the reliability of measurement.• If the weather is cold or your skin is dry, measurement errors may stilloccur even if the sensor is fitted directly against your skin.(3) Adjust the positions of the speed sensor and magnet sothat the magnet passes directly over the marker of thespeed sensor.• Distance between speed sensor and magnet: 1 - 5 mm• Distance between main unit and speed sensorHorizontal: 10 cm or less123Vertical: 50 cm or less(4) Once the installation positions have beendecided upon, securely tighten the speedsensor and the magnet.(1) Open up the bracket cover and remove the topcover of the lever unit.(2) Check whether the wireless unit is for the left or right, and then insertit so that the markings are aligned correctly.■Installing the ST wireless units (For the SM-SC79)
1918(3) Install the ST wireless unit as shown in the illustration,and then fit the top cover and secure it by tighteningthe screw.Tightening torque = 0.13 - 0.15 N·m {1.1 - 1.3 in.lbs}* The shape of the top cover to be installed is differentfor the ST-7900 and the ST-6700.7. Basic OperationPower supply (ON)The power supply for each component is supplied by the followingoperations and actions.■Main unitThe power supply for the main unit turns on when any one of the setbutton, select button, button A or button B is pressed.■Speed sensorThe power supply for the speed sensor turns on when the magnetpasses over the speed sensor.■Heart rate sensor unitThe power supply for the heart rate sensor unit turns on when thesensor unit detects that the electrode has been placed against yourbody.■ST wireless unitsThe power supply for the ST wireless units turns on when you press boththe mode button and the lap button on the ST wireless units. * The power does not turn on when a gear shifting operation occurs.Sleep mode (power saving function)The power supply for each component switches to sleep mode by thefollowing operations and actions.■Main unitThe main unit switches to sleep mode if nobuttons on the main unit or on the ST wirelessunits have been pressed for over 30 minutes, orif there have been no signals detected from thespeed sensor or heart rate sensor unit.If you hold down the set button and the selectbutton simultaneously for 2 seconds or more, itwill force the main unit to switch to sleep mode.(If the stopwatch is currently operating or if the main unit is in settingmode, it will not switch to sleep mode.)■Connection of the electric cablesCable connection diagramR: Right L: LeftST-7970(L)White(For the SM-EW79F-E) (For the SM-EW79F-I)ST-7970(R)Red ST-7971(L)WhiteST-7971(R)RedSW-7971(L)YellowSW-7971(R)GreenTo derailleur To derailleur
2120■ST wireless unitsIf there have been no button operations or gear shifting operations for30 minutes or more, the ST wireless units will switch to sleep mode.Restarting in initialization modeIf the language or the units have been changed, the main unit will start upin initialization mode.* The main unit will also start up in initialization mode when the power isturned on for the first time.■Restarting in initialization mode(1) Replace the main unit battery or press the all clear switch to reset themain unit.(2) Turn on the power supply for the main unit.However, if the battery is replaced while the main unit has been insleep mode for less than 30 seconds, the main unit will not start up ininitialization mode.(3) The startup screen for initialization mode willbe displayed (for 3 seconds).(4) Press the select button, button A and button Bto select the display language.(5) Press the set button to confirm the displaylanguage selection.(6) Press the select button, button A and button Bto select the units.(7) Press the set button to confirm the unitsselection.(8) The startup screen will be displayed (for 3seconds).(9) The bike No. selection screen will be displayed(for 3 seconds).(10) If you press the select button while this screenis displayed, the bike number will flash andthe bike number can then be changed. If youpress the select button once more, the bikenumber can then be changed.• Bike No.: 1-4(11) Press the set button to confirm the bikenumber selected.(12) The remaining memory/remaining timedisplay will appear (for 3 seconds).• User memory: 0% - 100% (no remaining memory when 0%)• Record time: Length of time that travelingdata can be recordedCAUTION: Check that there is enough memoryremaining before riding the bicycle.(13) The normal mode screen will be displayed.
2322Restarting from sleep mode(1) The startup screen will be displayed (for 3seconds).Backlight illumination(1) Hold down the select button on the main unit (for 2 seconds or more).(2) The backlight of the LCD will illuminate (for 3 seconds).(6) The normal mode screen will be displayed.(2) The bike No. selection screen will be displayed(for 3 seconds).(3) If you press the select button while this screenis displayed, the bike number will flash and thebike number can then be changed.If you press the select button once more, thebike number will increase.• Bike No.: 1-4(4) Press the set button to confirm the bikenumber selected.(5) The remaining memory/remaining time displaywill appear (for 3 seconds).• User memory: 0% - 100% (no remainingmemory when 0%)• Record time: Length of time that travelingdata can be recordedCAUTION: Check that there is enough memory remainingbefore riding the bicycle.8. Display FunctionsLCD display detailsexample shows the largestchainring and the 6th sprocket.)4. Information displayFor details, refer to page 00.5. Automatic mode displayDisplayed when the stopwatchmode is set to AUTO.6. Memory operation displayRec is displayed while travelingdata is being recorded.7. Battery charge displayThe battery charge for the gearshifting system is displayedwhen the bracket set (SM-EW79F-E/I) is being used. (It isnot displayed when the SM-SC79 is being used.)(Display example)1265347<Low battery indicator>When the battery level for any of the batteries in the units is at a low level, alow battery confirmation screen is display by the main unit as a notification.This display can be cleared by pressing the set button, select button, button Aor button B on the main unit.■Low battery/low memory indicator1. Speed (km/h, mph)/cadence display (rpm)The cadence is displayed whilethe speed is appearing in theinformation display.2. Pace arrow displayIf the current traveling speed isfaster than the average speed,an upward-pointing arrow willbe displayed, and if it is slower,a downward-pointing arrowwill be displayed. (They are onlydisplayed while the stopwatchcounter is being displayed too.) 3. Gear indicatorThis displays the gear beingused as an icon. (The display
2524Press button A or the mode button.Press the select button, or holddown the mode button (for 2seconds or more).Select buttonNormal mode details■Display Mode 1Button AMode buttonClock (CLK)Traveling distance(DST)Cumulative distance(ODO)Split display (SPLT)Lap display (LAP)■Display Mode 2Cadence (CAD)Speed (VEL)Maximum speed(MAX)Average speed(AVE)Calories (CAL)■Heart rate modeCalories (CAL)Average heart rate(AVE)Maximum heartrate (MAX)Zone transitiontime (ZONE)■Altitude/slope modeAltitude (ALT)Slope (SLP)Cumulative increasedaltitude (CALT)■Battery/memory modeBattery chargedisplayMemory remainingFor details on measurement of the travelingtime, refer to page 42.If the low battery indicator is being displayed for a unit, replace the battery forthat unit as soon as possible.* The respective units must be paired for this to happen.Low battery icon(Low batteryconfirmation screen)Main unit display Unitsc Main unitspd Speed sensorhrm Heart rate sensor unitst-R ST wireless unit /right (optional)st-L ST wireless unit /left (optional)Press a button onthe main unit<Low memory indicator>When the amount of spare memory for recording traveling data in the mainunit drops to 10% or less, the low memory confirmation screen is display by themain unit as a notification. This display can be cleared by pressing the setbutton, select button, button A or button B on the main unit.If the low memory indicator appears, delete any unneeded traveling data tomake more free memory available.(For details on how to delete data, refer to page 39.)• If the low battery indicator and the low memory indicator are generated atthe same time, each screen will be displayed alternately for one second. • If you clear the low battery indicator or low memory indicator while ridingthe bicycle, the low battery or low memory confirmation screen will bedisplayed once more when speed signals are no longer being input. (Low memoryconfirmation screen)Press a button onthe main unit• When using in combination with the bracket set (SM-EW79F-E/I), the lowbattery indicator will not be displayed even when the battery level for thegear shifting system is low.• It is also not displayed during PC-LINK mode or while the pairing confirmationscreen is being displayed.

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