taylorpetie
Member
The Di2 shifter does not need to be connected to the Di2 battery/system -- in other words, it can be completely separated/isolated from Di2 system.
However, to reiterate: By cutting the cable between the Di2 top/hood button and Di2 shift lever buttons (i.e. located behind the shift lever), you've pretty much physically removed the shift lever buttons from the Di2 system.
I still have the Di2 top/hood button connected to the Di2 system because the wife uses the top button for controlling the Garmin.
However, to reiterate: By cutting the cable between the Di2 top/hood button and Di2 shift lever buttons (i.e. located behind the shift lever), you've pretty much physically removed the shift lever buttons from the Di2 system.
I still have the Di2 top/hood button connected to the Di2 system because the wife uses the top button for controlling the Garmin.
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