2012 Shimano Di2 SM-EC79 System Checker/Programmer Unit

Shimano Di2 SM-EC79 System Checker/Programmer Unit (7970)

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Summary

- Part Number: ISMEC79

- Manufacturer: Shimano

- Manufacturer Part: SM-EC79

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Description

Shimano SM-EC79 System Checker/Programmer

Shimano designed the SM-EC90 System checker to assist you in troubleshooting your Di2 components. The two functions of Shimano Di2 System checker are to determine the locations of problem and to change the switch directions. Click here to see a PDF file explaining how the Shimano Di2 checker troubleshoots the components.

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