Selecting the Flash Tube
Follow the same procedure as for "Firing Both Flash Tubes" except for step 2. For step 2, follow the operation below.
ETTL
Press the < <i > or < C> > button to
move the bar - all the way to the left or right to the ;.D or at: icon.
•;.D: Fires only flash tube A ~
at:: Fires only flash tube B ~
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