8 INSTALLING THE CONTROL CENTER (Di2)
TOOLS AND MATERIALS REQUIRED
• Di2 Control Center
Installing the Di2 junction box
Before you start, there should be four wires hanging
out of the downtube window.
1. With the wires of the battery pointed down (toward
the bottom bracket), wrap the two zip ties around
the battery. Tighten and trim the zip ties.
2. Pass five cables through the front hole of the
outer cage. (1 battery cable, 2 shifter cables, 2
derailleur cables.)
BATTERY CABLE
3. As you insert the rear of the junction box cover
into the downtube window, push any excess wire
into the frame.
4. Place the Di2 junction box into the inner sleeve
of the carrier.
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