Di2, can you use 2 B type Junction boxes
#1
Di2, can you use 2 B type Junction boxes
Di2, can you use 2 B type Junction boxes, instead of a type A and a type B?
And yes I realize that I will have to swap back on of the junction boxed when I want to charge or adjust.
And yes I realize that I will have to swap back on of the junction boxed when I want to charge or adjust.
#2
Senior Member

Joined: May 2003
Posts: 4,056
Likes: 166
From: Mountain Brook. AL
The B box as I understand it is just a way of shorting three or four cables together and does not contain any intelligence. The intelligent
parts are in the A box and FD/RD/brifters. TriRig has some commentary: TriRig.com - Shimano's Secret Black Box
parts are in the A box and FD/RD/brifters. TriRig has some commentary: TriRig.com - Shimano's Secret Black Box
#4
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