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(English)
DM-0001A-001
6770 Series
Dealer's Manual
Please note: specifications are subject to change for improvement without notice. (English)
© Aug. 2011 by Shimano Inc. XBC

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Summary of Contents for Shimano Ultegra 6770 Series

  • Page 1 (English) DM-0001A-001 6770 Series Dealer’s Manual Please note: specifications are subject to change for improvement without notice. (English) © Aug. 2011 by Shimano Inc. XBC...
  • Page 2: Table Of Contents

    INDEX 6770 Series INTRODUCTION ··············································································································································· TO ENSURE SAFETY ········································································································································· ELECTRONIC GEAR SHIFTING SYSTEM ··········································································································· SYSTEM CONFIGURATION DETAILS ··············································································································· SPECIFICATIONS ············································································································································· INSTALLATION ··············································································································································· $ Installation of the dual control lever $ Installation of the brake cables $ Installation of the front derailleur ···································································································· $ Installation of the rear derailleur······································································································...
  • Page 3: To Ensure Safety

    Be sure to observe the following in order to avoid burns or other injury from fluid leakages, overheating, fire or explosions. This dealer’s manual can be viewed online on our website (http://techdocs.shimano.com/techdocs/index.jsp). <Notes when reinstalling and replacing components>...
  • Page 4 * There may be a bad connection inside the power plug. • When installing components, be sure to follow the instructions which are given in the dealer’s manual. It is recommended that you use only genuine Shimano parts at this time. In addition, if parts such as bolts and nuts become loose or damaged, the bicycle Do not overload the electrical outlet with appliances If the electrical outlet is overloaded by connecting too may suddenly fall over and serious injury may occur as a result.
  • Page 5 • Handle the components carefully, and avoid subjecting them to any strong shocks. • Contact the place of purchase for updates of the component software. The most up-to-date information is available on the • If the length of the chain needs to be readjusted for reasons such as changes to the sprocket configuration, cut the chain at a Shimano website. place which is not connected by means of a reinforced connecting pin. If you cut the chain at a place which has been connected • Contact Shimano for information regarding the shipment of the battery charger to South Korea and Malaysia. using a reinforced connecting pin, it will damage the chain.
  • Page 6 <CN-6701: 10-speed Chain for Road Riding> the side. • For the DURA-ACE (7970), the bicycle can be ridden for approximately 1000 km on a full charge. For the ULTEGRA (6770), the • As illustrated in Fig. A, we strongly recommend to set the connecting pin in the hole of the outer link on the front side in the riding distance will be shorter. (Approximately 30% less according to tests carried out by Shimano.) direction of travel. The chain’s level of strength is enhanced compared to the method in Fig. B. • Charging can be carried out at any time regardless of the amount of charge remaining. Always be sure to use the special battery charger to charge the battery until it is fully recharged.
  • Page 7: Electronic Gear Shifting System

    FC-6700 / FC-6750 (SM-BB6700) Front hub HB-6700 Freehub FH-6700 Cassette sprocket CS-6700 Caliper brakes BR-6700 SM-BTR1 Cantilever brakes BR-CX70 Wheels WH-6700 RD-6770 Pedals PD-6700-C / PD-6700 EW-SD50 SM-BMR1 SM-JC40 * These components are part of the ULTEGRA 6770 series (electronic gear shifting system).
  • Page 8: System Configuration Details

    SYSTEM CONFIGURATION DETAILS $ Dual control lever (ST-6770) / $ Front junction: Junction (A) $ Lithium ion battery $ Bottle cage adapter Electric wire tool (TL-EW02) (SM-EW67-A-E) (SM-BTR1) (SM-BA01) Accessories $ Rear junction: Junction (B) Built-in type (SM-JC41) / • Terminal cover External type (SM-JC40) $ Electric wires (EW-SD50 / EW-SD50-I) $ Battery charger (SM-BCR1) (ST-6770) (TL-EW02) $ Front derailleur (FD-6770) (SM-JC41) (SM-JC40) $ E-tube Project: (EW-SD50) System checker (SM-PCE1) $ Battery charger cord (SM-BCC1) (EW-SD50-I) $ Band adapter (SM-AD67) Accessories...
  • Page 9: Specifications

    $ Battery charger SPECIFICATIONS Input 100 - 240 V AC, 50/60 Hz $ Front derailleur Output 8.4 V DC, 0.55 A Type Brazed-on type Band type Dimensions Approx. 100 mm (W) x 30 mm (H) x 72 mm (D) Model number FD-6770-F FD-6770-L FD-6770-M FD-6770-S Weight Approx. 110 g Band adapter SM-AD67L SM-AD67M SM-AD67MS – (installation band diameter) (34.9 mm) (31.8 mm) (28.6 mm)
  • Page 10: Installation

    The lever stroke can be smoothly adjusted using the bolt on the top of the bracket unit. Check the lever operation while adjusting. INSTALLATION $ Installation of the dual control lever Open up the bracket cover from the front, and then use a 5 mm Allen key to tighten the mounting nut in order to secure the lever unit.
  • Page 11: Installation Of The Rear Derailleur

    Use a 2 mm Allen key to turn the support bolt in order to adjust the When installing a band type position of the front derailleur so that the flat part of the chain guide outer plate is directly above and parallel to the large chainring. * If using the band adapter (SM-AD67), a support bolt will be necessary.
  • Page 12: Gear Shifting Operation

    GEAR SHIFTING OPERATION CONNECTION OF THE ELECTRIC WIRES $ Dual control lever (ST-6770) $ Names and example locations of each part Operating the rear shifting switches (initial settings) Built-in type (SM-JC41) <Shifting switch (X)> <Shifting switch (Y)> The chain moves from a smaller sprocket to a larger sprocket The chain moves from a larger sprocket to a smaller sprocket SM-EW67-A-E each time the switch is operated.
  • Page 13: Front Junction: Connection Of Junction (A)

    $ Front junction: Connection of junction (A) $ Installation of the battery mount When routing the SM-EW67-A-E, allow enough looseness in the cable Set the battery mount into position. Use the bottle cage fixing bolt to provisionally install the battery mount to the bottom of so that the ST-6770 installation position can be adjusted and so that the bottle cage.
  • Page 14: Installation And Removal Of The Battery

    $ Installation and removal of the battery Connect the electric wires to the front derailleur, the rear derailleur and the battery mount. Open the clamp, and then install the battery so that it follows the groove in the battery mount. Close the clamp until it clicks At front derailleur At rear derailleur into place.
  • Page 15 When disconnecting the electric wire from a lever, face the flat side toward the lever. When disconnecting the connector of Once the electric wires have been routed, secure junction (B) underneath the bottom bracket shell. junction (A) or junction (B), insert the special tool so that the flat side is facing toward junction. Junction (B) fixing bolt (10.5mm or 15mm) (3mm Allen key)
  • Page 16 For front derailleur Connect each electric wire to junction (B). Be sure to push them together For junction (A) until they connect with a click. For battery mount Junction (B) For rear derailleur Connect the electric wires to junction (A), the front derailleur, the rear derailleur and the battery mount. At junction (A) Assembly of the bottom bracket shell When installing the inner cover to the bottom bracket shell, make sure that the electric wires for the front derailleur and the...
  • Page 17: Installation Of The Bottle Cage Adapter

    Installation of the battery mount Installation of the grommets Set the electric wire for the battery mount into the groove in the electric wire cover for the battery mount. Install grommets in appropriate positions for the electric wires by inserting the bottoms into the holes in the frame and then Place the accessory spacers in between the battery mount and the frame and then secure them by tightening the bolts.
  • Page 18: Adjustment

    ADJUSTMENT Next, operate shifting switch (Y) 4 times to move the guide pulley toward the outside by 4 steps to the target position. $ Adjustment of the rear derailleur Junction (A) 4 times 4 steps Illuminates (red) Press the button at junction (A) until the red LED turns off in order to switch from rear Rear derailleur derailleur adjustment mode to gear shifting mode.
  • Page 19: Adjustment Of The Front Derailleur

    <Low adjustment> By shifting from a large sprocket to a smaller sprocket, the rear derailleur will move toward the outside by the over-stroke allowance and then move back. Set the chain onto the smaller chainring and the largest sprocket. Use a 2 mm Allen key to turn the low adjustment bolt to adjust so that there is a clearance of 0 - 0.5 mm between the chain and the chain guide inner plate.
  • Page 20: Other Functions

    OTHER FUNCTIONS MAINTENANCE * The illustrations show the right-side lever. $ Battery charge display function $ Disassembly of the bracket unit and lever unit Press and hold either shifting switch for 0.5 seconds or more. You can check the amount of battery charge remaining using the Use the special tool which is sold separately to remove the E-ring. battery indicator on junction (A). Align part B of the special tool with the removal direction of the E-ring. Next, set part A onto the E-ring and remove the E-ring. Battery indicator 100 % Illuminates green (for 2 seconds)
  • Page 21: Assembly Of The Switch Unit

    Remove the two switch unit fixing screws, and then remove the switches and the Press the switch unit by hand so that the switch springs go switch springs. The bracket unit and the lever unit can then be disassembled. into the grooves in the buttons, and then push the shifting Switch unit switches (X and Y) in as far as they will go.
  • Page 22: Replacement Of The Pulley

    HANDLING THE BATTERY Align with the hole in the stud, and then press-fit the lever stud. The battery is a lithium ion battery. Use the special battery charger (SM-BCR1) to recharge the battery. Never use any other battery charger to recharge the battery. If this is not observed, explosions or fire may result. Electrical contacts * The correct direction for the lever stud is when the E-ring groove is Do not modify or damage these, otherwise problems...
  • Page 23: Proper Use Of The Battery

    $ Troubleshooting The battery charger is a special battery charger for use only in recharging Shimano lithium ion batteries. Never insert any other type of battery into the battery charger. If this is not observed, explosions or fire may result.
  • Page 24 This power unit is intended to be correctly orientated in a vertical or floor mount position. Battery to be recharged for this product is follows Brand Name : SHIMANO Battery Type : SM-BTR1 Rating : DC7.4V 500mAh This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules.

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