Not all frames support internal di2 wiring even if they do allow internal mechanical cables. After measuring each of four segments select most appropriate ew sd50 wire sizes ew sd50 differs only in length.
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Shimano di2 wiring diagram. While di2 electric wires are smaller than mechanical cables and cable housing the di2 connectors are slightly larger than the holescable stops in most frames. These are where the wires leading to the various components come together. In addition if adjustments are not carried out correctly problems may occur and the bicycle may suddenly fall over which may cause serious injury. It is recommended to use genuine shimano parts only. The cockpit or a junction which hangs below the stem is part of the front wire harness so well discuss it in the wiring section. There are two wire junction boxes in any di2 set up.
Di2 shimano electronic intelligent system installation. Shimano recommend you use an ac adapter with a voltage of 50 vdc and with a current equal to or higher than 10 adcif you use an adapter with a current lower than 10a it may heat up potentially causing a fire smoke overheating destruction electric shock or burnsalso it could result in a poorly charged battery. If parts such as bolts and nuts become loose or damaged the bicycle may suddenly fall over which may cause serious injury. Tl ew01 used for original dura ace di2 systems select from 13 different lengths 6. Sm jc40 external b connecting. If you have to use a computer or laptop to charge your.
This article will discuss the installation and adjustment of the di2 shimano electronic intelligent system. This system is incorporated in the designs of some new bike models. This article will focus on the installation of the system as an after market component system. Connectors are universal visit s tecshimanocom for a full video on ultegra di2 installation procedures.
Gallery of Shimano Di2 Wiring Diagram
