The Shimano ROAD Di2 Dealer's Manual General Guide provides wiring diagrams, installation, maintenance, pairing and troubleshooting instructions for the…
This dealer's manual is intended for professional bicycle mechanics and dealers. It covers safety notices, required tools, and the overall workflow for installing, adjusting, and maintaining Shimano ROAD Di2 components.
The guide includes overall and cockpit wiring diagrams, detailed pairing procedures, electric‑wire handling, connection checks, and a troubleshooting section with common symptoms and remedies.